JP5739155B2 - Hollow body for medical container, discharge port for medical container, drug container for medical container, and medical container - Google Patents

Description

  TECHNICAL FIELD The present invention relates to a medical container and a medical container hollow body, a medical container discharge port, and a medical container drug container that can prepare and mix a drug in a drug solution such as an infusion solution. .

The medical container has a closed tip and a cylindrical body that can be opened. Examples of the cylindrical body include a discharge port used at the time of administration of a drug solution and a drug container that stores a drug added to the drug solution in the medical container.
Prior to infusion of the patient, mix and dissolve drugs that are difficult to pre-mix into the infusion, such as vitamins and antibiotics, in a vial or soft bag containing the infusion. The preparation of chemicals has been carried out. In order to prepare such a chemical solution aseptically and with a simple operation, a drug container containing a drug mixed with the chemical solution is attached to a soft bag containing the chemical solution, and the drug container is infused during infusion. There has been proposed a medical container in which a drug container and a soft bag are communicated to mix a drug and a drug solution by bending and breaking the provided weak part through a soft bag.

The present applicant has proposed JP-A-2006-87904 (Patent Document 1).
The drug container or discharge port of Patent Document 1 is a drug container or discharge port that can be opened and has a closed tip, and can reliably separate the drug container or discharge port from the medical container. In addition, the medicine container or the discharge port can be communicated with the medical container easily and reliably when necessary. As shown in FIGS. 32 to 37, the drug container 100 of Patent Document 1 is formed of a hard or semi-rigid material, and further has a cylindrical portion 7 with a closed end portion, and at least the distal end of the cylindrical portion 7. The first stress applying portion 59 and the soft bag that are provided so as to sandwich the breakable portion 58 provided in the portion and the breakable portion 58 of the tubular portion 7 and are fixed to one inner surface of the soft bag 2 2 and the second stress applying portion 60 fixed to the other inner surface, and the breakable portion 58 can be broken and broken by spreading between the first stress applying portion 59 and the second stress applying portion 60. The front end side portion is separated from the portion 58 and the cylindrical portion 7 is opened.

Further, as shown in FIGS. 38 to 42, the discharge port 86 of Patent Document 1 is formed of a hard or semi-rigid material, and further includes a cylindrical portion 88 whose tip is closed, and a cylindrical portion 88. A first stress applying portion 89 which is provided so as to sandwich at least the breakable portion 91 provided at the tip portion and the breakable portion 91 of the tubular portion 88 and is fixed to one inner surface of the soft bag 2; A second stress applying portion 90 fixed to the other inner surface of the soft bag 2, and the breakable portion 91 is broken by the spread between the first stress applying portion 89 and the second stress applying portion 90. The front end side portion is separated from the breakable portion 91 and the cylindrical portion 88 is opened.
However, as shown in FIG. 29 of Patent Document 1, the breakable portion 58 or the discharge port 86 of the drug container 100 is pressed by pressing the soft bag 2 of the medical container 1 and 85 including the drug container 100 and the discharge port 86. When the breakable portion 91 is broken and the first stress applying portion side portion and the second stress applying portion side portion are separated from the breakable portions 58, 91, the opening of the tubular portion formed by the break is formed. Although rare, it is feared that it will be blocked again by the separated member.
Therefore, the present applicant has proposed JP-A-2006-280390 (Patent Document 2).
The medical container of Patent Document 2 is a medical container 1 including a soft bag 2 having a drug room, a chemical solution, and a cylindrical body, and the cylindrical body includes a cylindrical portion, a breakable portion, The first and second stress applying portions 34 and 36 are provided so as to sandwich the breakable portion and fixed to the inner surface of the soft bag, and the breakable portion includes first and second stress applying portions 34, It breaks and opens due to the spread of 36. Further, the container 1 extends to the distal end side so as to get over the outer surface of the proximal end portion of the breakable portion, and the proximal end portion 33a of the first stress applying portion side separating portion 33 after being broken and the second stress applying portion side separation An extension portion for holding a post-breaking stress applying portion that holds the base end portion 35a of the portion 35 between the inner surface of the soft bag is provided.

JP 2006-87904 A JP 2006-280390 A

Even the thing of the patent document 2 mentioned above has a sufficient effect, but the base end part 33a of the first stress applying part side separating part 33 after breaking and the base end part 35a of the second stress applying part side separating part 35 are provided. In some rare cases, the holding state may be released during the operation of holding the post-breaking stress applying part holding extension part and then hanging it on the stand.
Therefore, the present invention solves the above-described problems, and is a cylindrical part whose front end is closed, protrudes in the front end direction from the cylindrical part, and can be fixed to the inner surface of one sheet of the soft bag. A first extension portion, a second extension portion that can be fixed to the inner surface of the other sheet of the soft bag, and a tubular portion, and an extension between the first extension portion and the second extension portion. A hollow body for a medical container comprising: a breakable portion that is opened by opening the cylindrical portion, wherein the opening formed by the breakage of the breakable portion is the first extension portion and the second extension portion It is intended to provide a medical container hollow body that is very unlikely to be closed again by a section, a medical container drug container, a medical container discharge port, and a medical container using the hollow body.

What achieves the above object is as follows.
(1) A medical container hollow member used in the medical container comprising a flexible bag, wherein the hollow body includes a cylindrical portion which tip portion is closed, protrudes distally from the cylindrical portion and, A first extension portion that can be fixed to the inner surface of one sheet of the flexible bag, and a second extension that protrudes in the distal direction from the cylindrical portion and can be fixed to the inner surface of the other sheet of the flexible bag. a detecting section provided in the tubular portion, and broken by expansion between said first extending portion and the second extending portion, and a breakable portion which opens said cylindrical portion, said first The first extending portion has a first extending portion main body portion and a bulging portion having a fixed portion that is swelled from the first extending portion main body portion and can be fixed to the inner surface of the one sheet on the upper surface. the provided, further, the second extending portion, the first both side portions of the first extending portion main body portion of the two opposite encapsulating And an opening for projecting the bulging part of the first extension part main body part provided between the two first extension part part storage parts. ,
The hollow body for a medical container has the cylindrical portion opened by the expansion between the first extension portion and the second extension portion, and a part of the hollow portion for the medical container is accommodated in the second extension portion. The first extension part that has been detached from the second extension part, and the first extension part after being detached cannot be re-stored in the second extension part, The hollow body for medical containers which maintains the open state of a cylindrical part.

(2) Said (1) said 1st extension part partial accommodating part of said 2nd extension part accommodates the side part of said 1st extension part so that separation | detachment is possible and re-retention is impossible. The hollow body for medical containers as described in 2.
( 3 ) In the hollow body for medical container, the first extension part detached from the second extension part comes into contact with the second extension part, and the first extension part The hollow body for a medical container according to the above (1) or (2) , which inhibits entry into the second extending portion.

( 4 ) When the space between the first extension part and the second extension part is expanded, the second extension part is formed by the first extension part by the first extension part. The storage portion is deformed and the opening is widened, whereby the first extension portion can be detached, and the first extension portion partial storage portion after the first extension portion is detached. The medical container according to any one of the above (1) to (3) , wherein re-accommodation is impossible due to narrowing of the opening due to restoration in the original shape direction ( 5 ) said second (1) to ( 4 ), wherein the extending portion includes an easily deformable portion for assisting detachment that is deformed when the first extending portion is detached from the first extending portion partial storage portion. A hollow body for a medical container according to any one of the above.

Moreover, what achieves the said objective is as follows.
( 6 ) The medical container hollow body according to any one of (1) to ( 5 ) above, and the medical container hollow body having an open rear end, and the rear end of the hollow body. A discharge port for a medical container having a sealing portion that can be sealed and connected to a medical needle tube.
( 7 ) The medical container discharge port according to ( 6 ), wherein a medicine is stored in the hollow body of the medical container discharge port.
( 8 ) The hollow body of the medical container discharge port stores a drug and a needle tube entry inhibiting member that inhibits the medical needle tube from entering the hollow body when the breakable portion is not broken. The medical container discharge port according to ( 7 ) above.

Moreover, what achieves the said objective is as follows.
( 9 ) The medical container hollow body according to any one of the above (1) to ( 5 ), wherein the medical container hollow body having one end opened and the one end of the hollow body sealed. A medical container for a medical container having a sealing member and a medicine stored in the hollow body.

Moreover, what achieves the said objective is as follows.
( 10 ) A medical container comprising a soft bag, a drug chamber formed in the soft bag, a drug solution filled in the drug chamber, and a discharge port attached to the soft bag, wherein the discharge The port is a discharge port according to any one of the above ( 6 ) to ( 8 ), and a part of the outer surface of the first extension portion forms one sheet of the soft bag in the medicine chamber A part of the outer surface of the second extension part is fixed to the inner surface of the other sheet forming the drug chamber of the soft bag, and the breakable part is A medical device that is broken by the expansion of the first extension portion and the second extension portion fixed to the soft bag when the medicine chamber is pressed, and communicates the inside of the discharge port with the medicine chamber. container.

Moreover, what achieves the said objective is as follows.
( 11 ) A soft bag, a drug chamber formed in the soft bag, a drug solution filled in the drug chamber, a drug container that is attached to the soft bag and contains a drug for mixing with the drug solution, And a discharge container attached to the soft bag, wherein the drug container is the drug container described in ( 9 ) above, and one of the outer surfaces of the first extension portion. The part is fixed to the inner surface of one sheet forming the drug chamber of the soft bag, and a part of the outer surface of the second extension part is the other sheet forming the drug chamber of the soft bag The breakable portion is broken by the expansion of the first extension portion and the second extension portion fixed to the soft bag when the drug chamber is pressed, The inside of the medicine container communicates with the medicine room Medical container is.

The hollow body for a medical container according to the present invention is a hollow body for a medical container used for a medical container including a soft bag, and the hollow body has a cylindrical portion with a closed end, and a distal end from the cylindrical portion. A first extending portion that protrudes in the direction and can be fixed to the inner surface of one sheet of the soft bag, a second extending portion that can be fixed to the inner surface of the other sheet of the soft bag, and a cylindrical portion And a breakable portion that breaks by spreading between the first extension portion and the second extension portion and opens the cylindrical portion. The second extension portion includes a first extension portion partial storage portion that stores at least a part of the first extension portion, and the medical container hollow body includes the first extension portion and the first extension portion. The cylindrical portion is opened by the expansion between the two extending portions, and the first extending portion partially accommodated in the second extending portion is detached from the second extending portion, and After the detachment, the first extension part cannot be re-stored in the second extension part, and the open state of the cylindrical part is maintained.
For this reason, according to this hollow body for medical containers, between the 1st extension part and the 2nd extension part spreads, and after the breakable part breaks, the 1st extension part and the 2nd extension part Since the extended state between the protruding parts is maintained, it is possible to reliably prevent the opening formed by the breakage of the breakable part from being closed again by the first extending part and the second extending part.
Further, the medical container discharge port of the present invention uses the medical container hollow body having an open rear end portion, seals the rear end portion of the hollow body, and can be connected to a medical needle tube. It has a simple sealing part. According to this medical container discharge port, it is possible to reliably prevent the opening formed by the breakage of the breakable portion from being closed again by the first extension portion and the second extension portion.
The medical container for medical containers of the present invention uses the above-mentioned hollow body for medical containers having an open rear end, and is housed in a hollow body, a sealing member that seals one end of the hollow body, and And have drugs. According to the medical container for a medical container, it is possible to reliably prevent the opening formed by the breakage of the breakable portion from being closed again by the first extending portion and the second extending portion.
The medical container of the present invention is a medical container comprising a soft bag, a drug chamber formed in the soft bag, a drug solution filled in the drug chamber, and a discharge port attached to the soft bag. The discharge port is used as a discharge port, and a part of the outer surface of the first extension portion is fixed to the inner surface of one of the sheets forming the drug chamber of the soft bag. A part of the outer surface of the protruding portion is fixed to the inner surface of the other sheet forming the drug chamber of the soft bag, and the breakable portion is the first extension portion fixed to the soft bag when the drug chamber is pressed And it breaks | disconnects by the expansion of a 2nd extension part, and connects the inside of a discharge port with a chemical | medical agent chamber. For this reason, between the 1st extension part and the 2nd extension part spreads, and after the fracture | rupture of a breakable part, the state which the 1st extension part and the 2nd extension part expanded is maintained. Therefore, it is possible to reliably prevent the opening formed by the breakage of the breakable portion from being closed again by the first extension portion and the second extension portion.
The medical container of the present invention contains a soft bag, a drug chamber formed in the soft bag, a drug solution filled in the drug chamber, and a drug attached to the soft bag and mixed with the drug solution. A medical container comprising a medicine container and a discharge port attached to the soft bag, wherein the medicine container is used as a medicine container, and a part of the outer surface of the first extension portion is a medicine of the soft bag A part of the outer surface of the second extension portion is fixed to the inner surface of the other sheet forming the drug chamber of the soft bag, and is a breakable part. Is a breakage caused by the expansion of the first extension portion and the second extension portion fixed to the soft bag when the medicine chamber is pressed, and the inside of the medicine container communicates with the medicine chamber. For this reason, between the 1st extension part and the 2nd extension part spreads, and after the fracture | rupture of a breakable part, the state which the 1st extension part and the 2nd extension part expanded is maintained. Therefore, it is possible to reliably prevent the opening formed by the breakage of the breakable portion from being closed again by the first extension portion and the second extension portion.

FIG. 1 is a front view of an embodiment of the medical container of the present invention. FIG. 2 is a front view of an embodiment of the medical container discharge port of the present invention. FIG. 3 is a cross-sectional view taken along line AA in FIG. 4 is an enlarged sectional view taken along line BB in FIG. FIG. 5 is a front view of one embodiment of the medical container hollow body of the present invention. 6 is a rear view of the hollow body for a medical container shown in FIG. FIG. 7 is a right side view of the hollow body for a medical container shown in FIG. FIG. 8 is a plan view of the hollow body for a medical container shown in FIG. FIG. 9 is an enlarged cross-sectional view taken along the line CC of FIG. FIG. 10 is a perspective view of the medical container hollow body shown in FIG. 5 as viewed from the first extension portion side. FIG. 11 is a perspective view of the medical container hollow body shown in FIG. 5 as viewed from the second extension portion side. FIG. 12: is the perspective view seen from the 1st extension part side of the other Example of the hollow body for medical containers of this invention. FIG. 13: is a front view of the other Example of the hollow body for medical containers of this invention. FIG. 14: is a front view of the other Example of the hollow body for medical containers of this invention. FIG. 15: is the perspective view seen from the 1st extension part side of the other Example of the hollow body for medical containers of this invention. FIG. 16: is the perspective view seen from the 1st extension part side of the other Example of the hollow body for medical containers of this invention. FIG. 17 is a plan view of another embodiment of the medical container hollow body according to the present invention. FIG. 18 is a plan view of another embodiment of the medical container hollow body of the present invention. FIG. 19 is a front view of another embodiment of the medical container hollow body of the present invention. 20 is a right side view of the hollow body for a medical container shown in FIG. FIG. 21 is an enlarged plan view of the medical container hollow body shown in FIG. 22 is a cross-sectional view taken along the line DD of FIG. FIG. 23 is a perspective view of the hollow body for a medical container shown in FIG. 24 is a perspective view of the hollow body for a medical container shown in FIG. 25 is an enlarged cross-sectional view of the distal end portion of the medical container hollow body shown in FIG. FIG. 26 is a front view of an example of a needle tube entry inhibiting member housed in the medical container discharge port of the present invention. FIG. 27 is an enlarged plan view of the needle tube entry inhibiting member shown in FIG. FIG. 28 is an enlarged bottom view of the needle tube penetration inhibiting member shown in FIG. FIG. 29 is a perspective view of the needle tube penetration inhibiting member shown in FIG. FIG. 30 is a perspective view of a hollow body attaching member used in the medical container of the present invention. FIG. 31 is an explanatory view for explaining the action of the medical container hollow body and the medical container discharge port using the same according to the present invention. FIG. 32 is an explanatory diagram for explaining the operation of the medical container of the present invention. FIG. 33 is a front view of another embodiment of the medical container of the present invention. FIG. 34 is a front view of another embodiment of the medical container of the present invention. FIG. 35 is a front view of another embodiment of the medical container of the present invention. FIG. 36 is a front view of an embodiment of a medical container for medical containers of the present invention. FIG. 37 is a rear view of the medical container for medical containers shown in FIG. FIG. 38 is an enlarged bottom view of the medical container for medical containers shown in FIG. 39 is a cross-sectional view taken along line EE of FIG. FIG. 40 is a front view of another embodiment of the medical container of the present invention.

The hollow body for medical containers, the medicine container for medical containers, the discharge port for medical containers, and the medical container of the present invention will be described with reference to the embodiments shown in the drawings.
The medical container hollow body 30 of the present invention is a medical container hollow body used for the medical container 1 including the soft bag 2. The hollow body 30 includes a cylindrical portion 31 with a closed end portion, a first extending portion 21 that protrudes in the distal direction from the cylindrical portion 31 and can be fixed to the inner surface of one sheet 2a of the flexible bag 2. The second extending portion 61 that can be fixed to the inner surface of the other sheet 2b of the flexible bag, and the tubular portion 31 are provided, and the first extending portion 21 and the second extending portion 61 are broken by the expansion. And a breakable portion 36 that opens the tubular portion 31. And the 2nd extension part 61 has the 1st extension part partial accommodating parts 64 and 65 which accommodate at least one part of the 1st extension part 21, and the hollow body for medical containers is 1st. The cylindrical portion 31 is opened by the expansion between the first extending portion 21 and the second extending portion 61, and the first extending portion 21 partially accommodated in the second extending portion 61 is Then, the first extension part 21 is detached from the second extension part 61 and cannot be re-stored in the second extension part 61 after the release, and the open state of the cylindrical part 31 is maintained.
In addition, in the medical container hollow body 30 of this embodiment, in other words, the second extension portion stores the first extension portion 21 in a detachable and non-re-storable manner. Contained in the second extending portion 61 following the breakage of the breakable portion 36 due to the expansion between the first extending portion 21 and the second extending portion 61. The first extending portion of the portion that has been removed is detached from the second extending portion 61, and the first extending portion 21 of the detached portion is the partial storage portion of the second extending portion 61. 64 and 65 abuts, and the 2nd extension part 61 of the 1st extension part 21 approachs into partial storage parts 64 and 65. For this reason, since the detachment | leave state from the 2nd extension part 61 of the 1st extension part 21 is maintained, the opening state of the cylindrical part 31 is also maintained.

Moreover, the discharge port 3 for medical containers of this invention is the hollow body for medical containers of this invention, and the rear end part of the hollow body 30 which the rear-end part opened, and the rear-end part of the hollow body 30 is sealed, and medical And a sealing portion capable of connecting a needle tube.
The medical container 7 for medical containers of the present invention includes a hollow body 70 for medical containers of the present invention, a sealing member 72 that seals the opening of the hollow body 70, and a drug 73 stored in a cylindrical portion. It has.
The medical container 1 of the present invention includes a soft bag 2, a drug room (specifically, a drug room) 11 formed in the soft bag 2, a drug solution filled in the drug room 11, and a soft bag. 2 and a discharge port 3 attached to 2. And as the discharge port 3, the discharge port using the hollow body for medical containers of this invention is used.
The medical container 40 of the present invention includes a soft bag 2, a drug room (specifically, the drug room 12) formed in the soft bag 2, a drug solution filled in the drug room 12, and a soft bag. 2 and a medicine container 7 storing a medicine for mixing with a medicine solution in the medicine chamber 12, and a discharge port 10 attached to the soft bag 2. And as the medicine container 7, the medicine container 7 using the hollow body for medical containers of the present invention is used. The medical container 40 is filled in the drug chamber (specifically, the first drug chamber 11 and the second drug chamber 12) formed in the soft bag 2 and the second drug chamber 12. The medicine container 7 is attached to the second medicine chamber 12 side, and the discharge port 10 is attached to the first medicine chamber 11 side.

First, a medical container hollow body according to the present invention applied to a medicine container / discharge port and a medical container using the same will be described.
The medical container 1 of this embodiment includes a soft bag 2, a drug chamber 11 formed in the soft bag 2, a drug solution filled in the drug chamber 11, and a discharge port 3 attached to the soft bag 2. Prepare. The discharge port 3 is a discharge port using the medical container hollow body of the present invention, and a part of the outer surface of the first extension portion 21 forms the drug chamber 11 of the soft bag 2. A part of the outer surface of the second extending portion 61 is fixed to the inner surface of the other sheet 2b forming the medicine chamber 11 of the soft bag 2, and the breakable portion 36 is fixed to the inner surface of the sheet 2a. Is broken by the expansion of the first extension portion 21 and the second extension portion 61 fixed to the soft bag 2 when the drug chamber 11 is pressed, and the inside of the discharge port 3 communicates with the drug chamber 11. is there.
The medical container 1 of this embodiment is formed of a flexible material, and includes a soft bag 2 having a drug chamber 11 serving as a drug storage portion therein, and a medical container attached to the drug chamber 11 of the soft bag 2. It is a medical container containing a medicine provided with a discharge port 3 and a medicine liquid filled in the medicine chamber 11.
As shown in FIG. 1, seal portions 5 and 6 are provided on one end side and the other end side of the soft bag 2. A mixed injection port 8 is attached to the upper end side seal portion 5. A well-known port can be used as the mixed injection port.

The soft bag 2 of the medical container 1 is made of a soft synthetic resin. The flexible bag 2 is preferably formed into a cylindrical shape by an inflation molding method. The soft bag 2 may be manufactured by various methods such as a blow molding method and a coextrusion inflation method.
The soft bag 2 preferably has a water vapor barrier property. As the degree of water vapor barrier property, the water vapor permeability is preferably 50 g / m ² · 24 hrs · 40 ° C. · 90% RH or less, more preferably 10 g / m ² · 24 hrs · 40 ° C. · 90% RH or less. More preferably, it is 1 g / m ² · 24 hrs · 40 ° C. · 90% RH or less. This water vapor permeability is measured by the method described in JISK7129 (Method A). Thus, since the soft bag 2 has a water vapor barrier property, transpiration of water from the inside of the medical container 1 can be prevented. As a result, it is possible to prevent reduction and concentration of the medicine (specifically, chemical solution) to be filled. Moreover, the invasion of water vapor from the outside of the medical container 1 can be prevented.

Examples of the material for forming such a flexible bag 2 include various types such as polyethylene (PE), polypropylene (PP), polybutadiene, polyolefin such as ethylene-vinyl acetate copolymer (EVA), olefin elastomer, and styrene elastomer. Thermoplastic elastomers or those arbitrarily combined (blend resin, polymer alloy, laminate, etc.) can be mentioned. And it is preferable that the resin material to be used has the heat resistance and water resistance which can endure high pressure steam sterilization (autoclave sterilization).
In the present invention, it is preferable that the material for forming the soft bag 2 includes polyolefin. As a material for forming the flexible bag 2, polyethylene or polypropylene, a styrene thermoplastic elastomer such as a styrene-butadiene copolymer or a styrene-ethylene-butylene-styrene block copolymer, or an ethylene-propylene copolymer is particularly preferable. And a soft resin obtained by blending and softening an olefinic thermoplastic elastomer such as an ethylene-butene copolymer or a propylene-α-olefin copolymer. This material is preferable in that it has high strength and flexibility, heat resistance (particularly heat resistance during sterilization) and water resistance, and is particularly excellent in workability and can reduce manufacturing costs.

The soft bag may have a single-layer structure (single-layer body) made of the materials described above, or a multilayer in which a plurality of layers (particularly layers of different materials) are stacked for various purposes. A laminated body may be sufficient. In the case of a multilayer laminate, a plurality of resin layers may be stacked, or a metal layer may be stacked on at least one resin layer. In the case where a plurality of resin layers are stacked, the advantages of the respective resins can be provided together. For example, the impact resistance of the soft bag 2 can be improved, or blocking resistance can be imparted. Moreover, in the case of a thing with a metal layer, the gas barrier property etc. of the soft bag 2 can be improved. For example, when a film such as an aluminum foil is laminated, the gas barrier property can be improved and the light shielding property can be imparted. In addition, when a layer made of an oxide such as titanium oxide, aluminum oxide, or silicon oxide is formed, the transparency of the flexible bag 2 can be maintained while improving the gas barrier property, and the internal visibility can be secured. Can do. In addition, when the soft bag 2 is a multilayer laminated body, it is preferable that the material which forms the inner surface part is the material mentioned above.
The thickness of the sheet material constituting the flexible bag 2 is appropriately determined according to the layer configuration and the characteristics of the material used (flexibility, strength, water vapor permeability, heat resistance, etc.), and is not particularly limited. However, usually, it is preferably about 100 to 500 μm, and more preferably about 200 to 360 μm.
Moreover, although the volume of the medical container 1 changes with kinds etc. of the chemical | medical agent accommodated in an inside, it is preferable normally that the volume of a chemical | medical agent chamber is about 50-5000 ml.
The medical container discharge port 3 is for discharging the medicine (chemical solution) filled in the soft bag 2.

The discharge port 3 is fixed to the medicine chamber of the soft bag 2. The discharge port 3 includes a medical container hollow body 30.
The medical container hollow body 30 includes a cylindrical portion 31 with a closed end, a first extension protruding from the cylindrical portion 31 in the distal direction and capable of being fixed to the inner surface of one sheet 2a of the flexible bag 2. A second extending portion 61 that can be fixed to the protruding portion 21 and the inner surface of the other sheet 2b of the soft bag, and provided in the cylindrical portion 31, between the first extending portion 21 and the second extending portion 61 And a breakable part 36 that opens the cylindrical part 31. And the 2nd extension part 61 has the 1st extension part partial accommodating parts 64 and 65 which accommodate at least one part of the 1st extension part 21, and the hollow body for medical containers is 1st. The cylindrical portion 31 is opened by the expansion between the first extending portion 21 and the second extending portion 61, and the first extending portion 21 partially accommodated in the second extending portion 61 is Detaching from the second extending part 61 and making the second extending part 61 unable to be re-stored in the second extending part 61 after the detachment, and maintaining the open state of the cylindrical part 31 It has become. Further, the discharge port 3 includes a discharge port 50 that has a seal member 52 that closes the other end of the cylindrical portion 31 and can be connected to a medical needle tube. Furthermore, in the medical container 1 of this embodiment, the tubular portion 31 of the medical container hollow body 30 provided in the medical container hollow body 30 in the discharge port 3 when the breakable portion 36 is not broken. A needle tube entry inhibiting member 4 that inhibits the medical needle tube from entering the inside is housed.

The discharge port 3 of this embodiment includes a medical container hollow body 30, a discharge port 50 that seals an opening of the medical container hollow body 30 and allows connection (puncture) of a medical needle, and a discharge A cylindrical member 55 for attaching the port 3 (medical container hollow body 30) to the soft bag 2, the needle tube penetration inhibiting member 4 housed in the medical container hollow body 30, and the medical container hollow body 30 with a chemical solution 90 filled in the inside.
The discharge port 50 includes a seal member 52 capable of connecting (puncturing) a medical needle tube, and a cap member 51 for fixing the seal member 52 to the opening of the medical container hollow body 30. Yes. And the cap member 51 is fixed to the fixing | fixed part (flange part 39) provided in the base end part of the hollow body 30 for medical containers by ultrasonic fusion, high frequency fusion, heat fusion, etc. It is preferable that the cylindrical part 31 of the hollow body 30 for medical containers is transparently formed so that an internal medicine can be visually observed. Moreover, although the cylindrical part 31 of the hollow body 30 for medical containers may be a normal pressure, it is good also as a pressure reduction or a vacuum state. As described above, when the medicine container is in a reduced pressure or vacuum state, the effect of preventing degradation / degradation and the like of the medicine improves.
The medicine 90 to be stored may be any powder or solid such as a granule or liquid. Drugs are formulated and dissolved in infusions. For example, antibiotics, vitamins (general vitamins), various amino acids, antithrombotics such as heparin, insulin, antitumor agents, analgesics, cardiotonics, statics Note: Anesthetic agents, anti-Parkinson agents, ulcer treatment agents, corticosteroid agents, arrhythmia agents, correction electrolytes, antiviral agents, immunostimulants, and the like.

The discharge port 3 is a port not communicating with the drug room of the soft bag in a normal state.
As shown in FIGS. 3, 5 to 8, the medical container hollow body 30 includes a cylindrical portion 31 having a hollow portion, a breakable portion 36 provided in the cylindrical portion 31, and a cylindrical portion 31. The first extending portion 21 and the second extending portion 61 that protrude more in the distal direction are integrally provided.
And in the hollow body 30 for medical containers of this Example, the 2nd extension part 61 is a 1st extension part which accommodates a part of 1st extension part 21 so that separation | detachment is possible and a non-re-storable. Partial storage portions 64 and 65 are provided. In particular, in this embodiment, the first extension portion storage portions 64 and 65 of the second extension portion 61 store the side portions of the first extension portion 21 in a detachable and non-re-storable manner. It has become.
Further, the first extension part 21 is swelled from the first extension part main body part 23 and the first extension part main body part 23 and can be fixed to the inner surface of one sheet 2a on the upper surface. The bulging part 24 which has is provided. The second extending portion 61 includes two first extending portion storage portions (side covering portions) 64 and 65 facing each other that enclose both side portions 25 and 26 of one extending portion main body portion 21. An opening 67 is provided between the two first extending portion partial storage portions 64 and 65 and projects the bulging portion 24 of the first extending portion main body portion 21. In the medical container hollow body 30 of this embodiment, the second extending portion 61 has the first extending portion 21 when the space between the first extending portion 21 and the second extending portion 61 expands. As a result, the two first extending portion partial storage portions 64 and 65 are deformed and the opening 67 is widened, so that the first extending portion 21 can be detached and the first extending portion 21 can be removed. The first extension portion 21 can be re-stored by narrowing the opening 67 by restoring the first extension portion partial storage portions (side enveloping portions) 64 and 65 in the original shape direction after the separation of the first extension portion. It is impossible. Further, the second extending portion 61 has a second extending portion main body portion 63 having an adherable portion 62 that extends a predetermined length and can be fixed to the inner surface of the other sheet 2b on the upper surface.
The hollow body 30 for medical containers includes a first fixing portion 14 (see FIG. 32) in which the first extending portion 21 is fixed to the inner surface of one sheet forming the drug chamber 11 of the soft bag 2. The second extending portion 61 has a second fixing portion 15 (see FIG. 32) fixed to the inner surface of the other sheet forming the drug chamber 11. And in the hollow body 30 for medical containers of this Example, the attachment part for attaching the discharge port 50 in which the connection (puncture) of a medical needle tube is possible is formed in the base end part of the cylindrical part 31. FIG. . Further, the base end portion of the tubular portion 31 extends a predetermined length from the breakable portion 36 to the base end side.
The breakable portion 36 of the medical container hollow body 30 is broken by the expansion between the first fixing portion 14 and the second fixing portion 15 with the soft bag 2 when the drug chamber 11 is pressed. .

As shown in FIGS. 5 to 7, the cylindrical portion 31 is a cylindrical portion whose front end portion is closed and whose proximal end portion is open, and a flange portion 39 provided at the proximal end portion and a first cylinder. A tapered portion that is continuous with the first cylindrical portion and has a tapered diameter toward the distal end side, a small-diameter cylindrical portion 32 that is continuous with the tapered portion, and a closed portion (tip portion) that is continuous with the small-diameter cylindrical portion 32 It consists of. The shape of the tip is preferably a dome shape, a cone shape, or a truncated cone shape, and particularly preferably a dome shape or a truncated cone shape. In this embodiment, the blocking portion has a dome shape.
It is preferable that the volume of the cylindrical part 31 is 1-30 ml. The length of the cylindrical portion is preferably 20 to 100 mm. Further, the base end side of the flange portion is for fixing the cap member 51 that forms the discharge port 50.
As a forming material of the hollow body 30 for medical containers, it is preferable to use a hard or semi-hard material. Specifically, as a material for forming the hollow body 30 for medical containers, hard polyvinyl chloride, polyethylene, polypropylene, polybutadiene, cyclic polyolefin [specifically, ZEONEX (registered trademark, manufactured by Nippon Zeon Co., Ltd.), etc. COP (cyclic olefin polymer), APEL (registered trademark, manufactured by Mitsui Chemicals) COC (cyclic olefin copolymer)], polypropylene homopolymer, polyolefin such as high density polyethylene, polystyrene, poly- (4-methylpentene) -1), polycarbonate, ABS resin, acrylic resin, polymethyl methacrylate (PMMA), polyacetal, polyarylate, polyacrylonitrile, polyvinylidene fluoride, ionomer, acrylonitrile-butadiene-styrene copolymer, polyethylene terephthalate (PET), polyesters such as polybutylene terephthalate (PBT), butadiene-styrene copolymers, various resins such as aromatic or aliphatic polyamide, or any combination thereof.

In this embodiment, the first extending portion 21 and the second extending portion 61 extend forward with the vicinity of the breakable portion of the cylindrical portion 31 as the base end, as shown in FIGS. At the same time, the tip is a free end. The first extending portion 21 and the second extending portion 61 have a function of converting the force into stress for breaking the breakable portion when a force for opening the both is applied. Moreover, it is preferable that the 1st extension part 21 and the 2nd extension part 61 are formed so that it may face. The main body portions 23 and 63 of the first extending portion 21 and the second extending portion 61 are formed in a vertically long rectangular shape in the axial direction.
Specifically, in the medical container hollow body 30 in the medical container 1 of this embodiment, the first extension portion 21 is, as shown in FIGS. 2 to 11, the first extension portion main body portion. 23, a bulging portion 24 having a vertically flat plate-like fixable portion 22 on the upper surface, and side portions 25 and 26 of the main body portion 23 located on the lower surface side of the fixable portion 22, A rear end edge of the first extending portion 21 is formed. Therefore, the first extending portion 21 is separated from the medical container hollow body 30 when the entire breakable portion 36 is broken. Furthermore, in this embodiment, the first extension main body side parts 25 and 26 are provided with end ribs 25a and 26a extending downward (in the direction of the second extension 61) at the ends. In addition, the bulging part 24, the 1st extension part main-body part 23, and its side parts 25 and 26 are extended in a predetermined long axis direction. And the bulging part 24 becomes a cross-sectional rectangular shape which has a predetermined width, and the flat surface part of the upper surface comprises the adherable part 22 with one sheet | seat 2a.

Further, the first extension portion 21 and the second extension portion 61 are provided so as to extend in the axial direction of the cylindrical portion 31. And the 1st extension part 21 and the 2nd extension part 61 are what each extension part main-body part opposes. Moreover, the 1st extension part main-body part 23 and the 2nd extension part main-body part 63 are provided so that it may face and may be spaced apart a little. And it is preferable that the front-end | tip (other end) of the 1st extension part main-body part 23 and the 2nd extension part main-body part 63 is a free end.
The second extending portion 61 includes a second extending portion main body portion 63 having an adherable portion 62 that extends a predetermined length and can be fixed to the inner surface of the other sheet, and two first extending portion portions. Openings provided between the storage portions (side enveloping portions) 64 and 65 and the two first extension portion partial storage portions 64 and 65 for projecting a part of the first extension portion main body portion. Part 67.
Moreover, when the stress between the first extension part 21 and the second extension part 61 is applied and spreads, the side enveloping parts 64 and 65 of the second extension part 61 become the first extension part. The first extending portion 21 can be detached from the second extending portion 61 by being deformed by being pressed by the side portions 25 and 26 of the portion 21 and expanding the opening 67. Further, after the first extending portion 21 is detached, the side enveloping portions 64 and 65 of the second extending portion 61 are restored in the original shape direction, the opening 67 is narrowed, and the first extending portion is reduced. Re-accommodation of the protruding portion 21, that is, entry into the side covering portions 64 and 65 of the second extending portion 61 of the first extending portion 21 is disabled. Furthermore, in this embodiment, the second extension portion 61 is deformed when the side portions 25 and 26 of the first extension portion 21 are detached from the first extension portion storage portions 64 and 65. The detachment assisting easily deformable portions 64b and 65b are provided.
Specifically, the second extension portion 61 is curved from the side portion of the flat plate-like portion of the second extension portion main body 63 and extends in the direction of the first extension portion 21, and the first extension 1st extension part partial accommodating parts (side part enveloping part) 64 and 65 which enclose the side parts 25 and 26 of the part 21 are provided. Further, the above-described easy-to-displacement portions 64b and 65b for detachment assistance are provided between the first extending portion partial storage portions (side enveloping portions) 64 and 65 and the flat portions of the second extending portion main body 63. Is provided. The first extension portion partial storage portions (side portion encapsulation portions) 64 and 65 are substantially U-shaped having an opening on the side portion side of the first extension portion 21. Further, end ribs 64a and 65a extending upward are provided at the end portions of the first extension portion partial storage portions (side enveloping portions) 64 and 65, respectively. In this embodiment, the flat part of the second extension part main body part 63 and the first extension part part storage parts (side covering parts) 64 and 65 are arranged in the axial direction of the cylindrical part 31. The first extending portion partial storage portion (side enveloping portion) 64, 65 extends over the entire length of the side portions 25, 26 of the first extending portion 21. It has become a thing. The two first extending portion partial storage portions (side enveloping portions) 64a and 65a are separated from each other and have an opening 67. Further, the opening 67 is formed as a first extension. The bulging part 24 of the part 21 passes and the upper part is exposed. That is, the first extension part partial storage parts (side part encapsulation parts) 64 and 65 enclose the side parts 25 and 26 of the first extension part 21 but do not encapsulate the bulge part 24. It is a thing and it does not contact | abut.

The breakable portion 36 may be configured such that the tip portion of the tubular portion 31 can be vertically pulled when stress is applied by the first extending portion 21 and the second extending portion 61. preferable. The breakable portion 36 is formed so as to surround the proximal end portion of the first extension portion 21 or the second extension portion 61. Specifically, in this embodiment, the breakable portion 36 is formed by extending the tip portion (specifically, the small diameter cylindrical portion 32) of the cylindrical portion 31 to the first extension as shown in FIGS. The base portion of the protruding portion 21 and the tubular portion are annular. The breakable portion 36 is an annular shape that separates the distal end portion (specifically, the small diameter cylindrical portion 32) of the cylindrical portion 31 from the proximal end portion of the second extending portion 61 and the cylindrical portion. It may be. Furthermore, the breakable portion 36 may be formed so as to surround not only the first extending portion 21 but also the proximal end portion of the second extending portion 61. In this case, not only the first extending portion 21 but also the second extending portion 61 can be broken from the tubular portion 31.
And in the hollow body 30 for medical containers of this Example, as shown in FIG.8 and FIG.9, the distance between the edge part ribs provided in the side parts 25 and 26 of the 1st extension part 21 is as follows. It is wider than between the end ribs 64a, 65a provided on the side covering portions 64, 65 of the second extending portion 61. For this reason, after the 1st extension part 21 leaves | separates from the 2nd extension part 61, when the 1st extension part 21 is pressed by the 2nd extension part 61 side, it is 1st extension. The abutment between the protruding portion 21 and the second extending portion 61 is ensured, and the second extending portion is provided between the end ribs provided on the side portions 25 and 26 of the first extending portion 21. The end ribs 64a and 65a provided on the side covering portions 64 and 65 of the portion 61 can be accommodated. Thereby, the re-housing of the 1st extension part 21 to the 2nd extension part 61 is prevented more reliably.

Moreover, in the hollow body 30 for medical containers of this Example, as shown in FIG.7 and FIG.10, the breakable part 36 is between the 1st extension part 21 and the 2nd extension part 61. As shown in FIG. It has a front end side portion provided so as to pass through, and a first extension portion side portion extending in the side surface direction of the cylindrical portion 31 from the front end side portion. As shown in FIGS. 31 and 32, when the medicine chamber 11 is pressed, the vicinity of the fixing portion of the first extending portion 21 to the soft bag 2 swells, and the first extending portion 21 is pulled. When the opening force is applied to the first extension portion 21 in the direction away from the second extension portion 61, the breakable portion 36 is broken, and subsequently, the first extension portion 21 is broken. Is pulled, the side portions 25 and 26 of the first extension portion 21 push the first extension portion storage portions (side enveloping portions) 64 and 65 of the second extension portion 61. By raising and deforming the side enveloping portions 64 and 65, the opening 67 is widened, and the first extending portion 21 is separated from the second extending portion 61 (in other words, escapes and leaves). . After the first extending portion 21 is detached, the first extending portion partial storage portions (side enveloping portions) 64 and 65 of the second extending portion 61 are restored in the original shape direction, The one extension portion 21 is prevented from entering the second extension portion 61. Thereby, the opening state of the cylindrical part 31 is maintained.
The breakable part 36 is a breakable weak part. Specifically, the breakable part is preferably a thin part. The breakable portion 36 is preferably produced by forming a groove on the outer surface of the cylindrical portion 31. In this embodiment, the breakable portion 36 is produced by forming a groove portion having a V-shaped cross section. The angle of the groove is preferably 30 to 120 °, particularly 40 to 60 °, and the minimum thickness is preferably 0.05 to 0.3 mm, particularly 0.08 to 0.2 mm. By producing the groove forming portion at such an angle, when the soft bag 2 is inflated, the stress concentrates at the center of the breakable portion, and the groove is reliably broken. Further, the groove portion may have any shape as long as it is easily broken, and is not limited to the V shape as in the embodiment, and may be a semicircular shape, a semielliptical shape, or the like. Moreover, although the breakable part of the present invention can be broken by forming a thin part by forming a groove part, it is not limited to this. The breakable portion may be produced by, for example, forming a portion forming the breakable portion of the medicine storage portion with a material more fragile than the other portions. Specifically, it is preferable that a part forming the breakable part is made of an easily breakable material by multicolor molding, and the other part is made of a material that is not easily broken.
Further, the breakable portion 36 is anything as long as it can break the cylindrical portion 31 (drug storage portion) by the stress applied by the first extension portion 21 and the second extension portion 61. May be.

  Further, the first extension portion 21 and the fixable portions 22 and 62 of the second extension portion 61 joined to the inner surface of the soft bag 2 are formed of a material that can be fixed to the inner surface of the soft bag 2. . Specifically, the fixable portions 22 and 62 are preferably formed of a resin that is compatible with the forming material of the soft bag 2 (particularly, the forming material forming the inner surface side of the soft bag 2). With such a configuration, the first extending portion 21 and the second extending portion 61 can be reliably bonded to the inner surface of the flexible bag 2. The resin compatible with the soft bag 2 is preferably the resin described above. The compatible resin is preferably a material that is the same as or similar to the constituent material of the soft bag. In an embodiment of the present invention, it is preferable that all of the first extension portion or the second extension portion be made of a resin that is compatible with the soft bag of the medical container. Alternatively, it is more preferable that the second extending portion and the tubular portion 31 are all made of a resin that is compatible with the soft bag of the medical container. Moreover, the compatible resin layer may be produced by two-color molding. The compatible resin layer is preferably made flat so as to be easily joined to the inner surface of the soft bag.

The main body 23 of the first extension 21 and the main body 63 of the second extension 61 are arranged so as to face each other and slightly apart. The main body 23 of the first extension 21 and the main body 63 of the second extension 61 are not so far apart. For this reason, even if the space between the first extension portion 21 and the second extension portion 61 is pressed when being fixed to the soft bag 2, the first extension portion 21 and the second extension portion 61 are allowed. The amount of deformation is small, and the breakable portion 36 is prevented from unplanned breakage.
In the medical container 1, the whole or part of the fixable portion 22 of the first extending portion 21 is joined to the inner surface of the sheet of the flexible bag 2, thereby the first fixing portion 14 (FIG. 32). Similarly, all or part of the fixable portion 62 of the second extension portion 61 is joined to the inner surface of the sheet of the flexible bag 2 to form the second fixing portion 15 (FIG. 32). Reference) is formed. For this reason, the 1st extension part and the 2nd extension part track the expansion between the fixed part of the 1st extension part and the 2nd extension part of the soft bag at the time of press of a medicine chamber. It spreads, and the breakable part is opened on one sheet side to break.
The bonding between the fixable portion 22 of the first extension portion 21 and the fixable portion 62 of the second extension portion 61 and the inner surface of each sheet of the flexible bag 2 is performed by ultrasonic fusion, high frequency fusion, thermal fusion. It is preferable to be performed by wearing. Specifically, after the discharge port 3 is arranged at a position as shown in FIG. 1, the sheet is sandwiched from both sides of one sheet and the other sheet surface of the flexible bag 2 by a sealing mold and heat sealed. It is preferable.

In addition, the 1st extension part and 2nd extension part in the discharge port 3 are not limited to the thing of the structure mentioned above, It can join with the one sheet | seat inner surface and the other sheet | seat inner surface which comprise a soft bag. In addition, any configuration may be used as long as it has a configuration capable of applying stress to the breakable portion in conjunction with the swelling of the soft bag. For example, it may not be formed to extend in the axial direction of the medicine container, but may be formed obliquely with respect to the medicine container.
Furthermore, in the discharge port 3 of this embodiment, the needle tube entry inhibiting member 4 is housed in the medical container hollow body 30. As shown in FIG. 3, the needle tube intrusion inhibiting member 4 in this embodiment includes a main body portion 41 having a tip portion that can come into contact with the inside of the tip portion of the cylindrical portion 31 of the medical container hollow body 30, and a medical needle tube. A proximal end portion 43 with which the distal end can be brought into contact, and a connecting portion 42 for connecting the distal end portion 41 and the proximal end portion 42.
When the sealable member 52 is punctured with the medical needle tube when the breakable portion 36 of the medical container hollow body 30 is not broken (the state shown in FIG. 3), the tip of the needle is the needle tube intrusion inhibiting member 4. Abuts against the base end portion 43 to prevent entry. The operator can recognize that the breakable portion 36 of the medical container hollow body 30 is unbroken because the medical needle tube is not puncturable.
The length of puncture to the discharge port of the medical needle tube when the breakable portion 36 of the medical container hollow body 30 is not broken (state shown in FIG. 3) is such that the opening of the medical needle tube is inside the discharge port. It is preferable that the length does not allow communication.

In the needle tube entry inhibiting member 4 of this example, the main body portion 41 has a cross-shaped cross section having plate-like portions 41a, 41b, 41c, and 41d extending in the four axial directions as shown in FIGS. ing. Further, the connecting portion 42 that connects the main body portion 41 and the base end portion 43 is formed by four ribs 42a, 42b, 42c, and 42d that extend in the outer edge direction from the center of the upper surface of the disk-like base end portion and protrude from the outer edge. The upper portions of the ribs 42a, 42b, 42c, and 42d are connected to the lower portions of the corresponding plate-like portions 41a, 41b, 41c, and 41d.
The needle tube entry inhibiting member 4 can flow out of the discharge port after the breakable portion 36 of the medical container hollow body 30 is broken. However, it is not limited to such a thing. The needle tube entry inhibiting member 4 may be any needle tube entry inhibiting member as long as it restricts puncture of the discharge port of the medical needle tube in the unbreakable state of the breakable portion 36 of the medical container hollow body 30. It is not limited to members.

In the medical container 1 of this embodiment, when the chemical chamber 11 is inflated by pressing the chemical chamber 11 of the medical container 1, this expansion (opening of the first fixing portion 14 and the second fixing portion 15) occurs. In conjunction with this, as shown in FIG. 32, the first extension 21 and the second extension 61 of the medical container hollow body 30 open in the direction of one sheet 2a and the other sheet 2b, First, the tip side portion of the breakable portion 36 is broken, and then the first extension portion side portion is broken. And the 1st extension part side part isolate | separates, the cylindrical part 31 is opened, it communicates with the chemical | medical solution chamber 11, and as shown in FIG. 32, the needle tube penetration | invasion inhibition member 4 flows out from a port main body, Connection is possible, and the drug in the discharge port is mixed with the drug in the drug solution chamber 11 of the soft bag 2. Further, the first extension part is detached from the second extension part 61, and the detached first extension part 21 comes into contact with the second extension part 61, and the first extension part Blockage due to is prevented.
In addition, the discharge port 3 of this embodiment includes a cylindrical member 55 for attaching the discharge port 3 (medical container hollow body 30) to the soft bag 2, as shown in FIGS. The cylindrical member 55 is a cylindrical body that encloses an intermediate portion of the cylindrical part 31 of the medical container hollow body 30, and as shown in FIG. 30, the cylindrical part 31 of the medical container hollow body 30. This is a cylindrical body having a main body portion 56 fitted to the base portion and a diameter-expanding portion 57 that accommodates the flange portion 39 of the cylindrical portion 31. The cylindrical member 55 may be formed integrally with the cylindrical portion 31. Further, as the discharge port, the cylindrical member 55 may not be provided.

Moreover, as a hollow body for medical containers, a thing as shown in FIG. 12 may be used.
FIG. 12: is the perspective view seen from the 1st extension part side of the other Example of the hollow body for medical containers of this invention.
The basic configuration of the medical container hollow body 30a of this embodiment is the same as that of the discharge port 3 and the medical container hollow body 30 described above, and the difference between them is that the first extension portion of the second extension portion is the first. It is only the form (axial direction length) of the extension part partial accommodating part (side part covering part) 64,65. In the medical container hollow body 30 described above, the first extending portion partial storage portions (side covering portions) 64 and 65 of the second extending portion 61 are in the axial direction of the first extending portion 21. The entire side portions 25 and 26 extending in the direction are encapsulated. However, in the medical container hollow body 30a of the present embodiment, the first extension portion storage portions (side enveloping portions) 64 and 65 of the second extension portion 61a are the first extension portions. The side portions 25 and 26 extending in the axial direction 21 are not encapsulated at the distal end side portions, and only the proximal end side portions are encapsulated. In other words, in the medical container hollow body 30a, the first extension portion storage portions (side covering portions) 64 and 65 are provided on the entire flat plate portion of the second extension portion main body 63. Instead, it has a tip at a position on the base end side of the predetermined length from the tip of the flat plate portion of the second extension portion main body 63. And in the hollow body 30a for medical containers, the front end side part of the side parts 25 and 26 extended in the axial direction of the 1st extension part 21 is exposed. By setting it as such a form, the removal | extraction of the 1st extension part 21 from the 2nd extension part 61a becomes easy.

Moreover, as a hollow body for medical containers, a thing as shown in FIG. 13 may be used.
FIG. 13: is a front view of the other Example of the hollow body for medical containers of this invention.
The basic configuration of the medical container hollow body 30b of this embodiment is the same as that of the discharge port 3 and the medical container hollow body 30 described above, and the difference between them is in the axial direction of the first extension portion. It is only the form (length in the axial direction) of the extending side portions 25 and 26. In the medical container hollow body 30 described above, the side portions 25 and 26 of the first extension portion 21 are the tips of the first extension portion 21 (in other words, the tips of the first extension portion main body portion 23). , The tip of the bulging portion 24). However, in the medical container hollow body 30b of this embodiment, the side portions 25 and 26 of the first extension portion 21a are not provided on the entire flat plate portion of the first extension portion main body portion 23. The first extending portion main body portion 23 has a distal end at a position on the proximal end side for a predetermined length from the distal end of the flat plate portion. By adopting such a configuration, the first extending portion 21a can be easily detached from the second extending portion 61.

Moreover, as a hollow body for medical containers, a thing as shown in FIG. 14 may be used.
FIG. 14: is a front view of the other Example of the hollow body for medical containers of this invention.
The basic configuration of the medical container hollow body 30c of this embodiment is the same as that of the discharge port 3 and the medical container hollow body 30 described above. The difference between the two is the axial direction of the first extension portion. It is only the form of the side parts 25 and 26 which extend. In the medical container hollow body 30 described above, the side portions 25 and 26 of the first extension portion 21 have the same form and the same protruding width as a whole. However, in the medical container hollow body 30c of this embodiment, the side portions 25 and 26 of the first extending portion 21b gradually protrude from the distal end portion toward the proximal end side. ing. And the 1st extension part partial accommodating part (side part covering part) 64,65 of the 2nd extension part 61 is the side part 25,26 of the 1st extension part 21b from which the width | variety changes. Encapsulated. In addition, in what is shown in FIG. 14, the base end part of the side parts 25 and 26 encapsulated by the side part encapsulating parts 64 and 65 is a part whose width does not change. By adopting such a configuration, the first extending portion 21b can be easily detached from the second extending portion 61, and the side portions 25 and 26 of the first extending portion 21b after being detached can be obtained. The contact of the second extending portion 61 with the side covering portions 64 and 65 is also ensured.

Moreover, as a hollow body for medical containers, a thing as shown in FIG. 15 may be used.
FIG. 15: is the perspective view seen from the 1st extension part side of the other Example of the hollow body for medical containers of this invention.
The basic configuration of the medical container hollow body 30d of this embodiment is the same as that of the discharge port 3 and the medical container hollow body 30 described above, and the difference between the two is that the first extension portion of the second extension portion is the same. Forms (extensions in the axial direction) of the extended portion partial storage parts (side enveloping parts) 64 and 65 and forms (axial lengths) of the side parts 25 and 26 extending in the axial direction of the first extension part Only.
In the medical container hollow body 30 described above, the side portions 25 and 26 of the first extension portion 21 are the tips of the first extension portion 21 (in other words, the tips of the first extension portion main body portion 23). , The tip of the bulging portion 24). However, in the medical container hollow body 30d of this embodiment, the side portions 25 and 26 of the first extension portion 21c are not provided on the entire flat plate portion of the first extension portion main body portion 23. The first extending portion main body portion 23 has a distal end at a position on the proximal end side for a predetermined length from the distal end of the flat plate portion. In the medical container hollow body 30d, the first extension portion of the second extension portion 61a is adapted to correspond to the lengths of the side portions 25 and 26 of the first extension portion 21c described above. The partial storage portions (side enveloping portions) 64 and 65 are not provided on the entire flat plate portion of the second extension portion main body portion 63, and the tip ends of the flat plate portions of the second extension portion main body portion 63. Thus, the tip end is located at a position on the base end side of the predetermined length. That is, the 1st extension part partial storage part (side part covering part) 64 and 65 is the length corresponding to the position corresponding to the position and length of the side parts 25 and 26 of the 1st extension part 21c. It has something to do. By setting it as such a form, the removal | extraction of the 1st extension part 21c from the 2nd extension part 61a becomes easy.
Further, in the hollow bodies for medical containers of all the embodiments described above, the fixable portion that can be fixed to the inner surface of one sheet of the first extension portion is the first extension portion 21d shown in FIG. It may be of a form such as the adherable portion 22a.

FIG. 16: is the perspective view seen from the 1st extension part side of the other Example of the hollow body for medical containers of this invention.
The medical container hollow body 30e of this embodiment has a fixable portion 22a having a large area. By doing in this way, while the fixed area to the inner surface of one sheet | seat becomes large and adhering becomes reliable, the stress provision for breaking the 1st extension part 21d from the hollow body 30e for medical containers is also carried out. It will be certain. In the medical container hollow body 30e, the upper surface portion of the bulging portion 24 of the first extending portion 21d is provided with side protrusions that protrude in the lateral direction on both sides. Thereby, the fixable part 22a formed by the upper surface part of the bulging part 24 has a large surface area. Further, the side protrusions are positioned above the end ribs of the first extension part partial storage parts (side cover parts) 64 and 65 of the second extension part 61. For this reason, since both contact | abut, when the 1st extension part 21d is pressed, the deformation | transformation before isolation | separation of the 1st extension part 21d is prevented.
Moreover, in the medical container hollow body of all the embodiments described above, the side portions 25 and 26 of the first extension portion are the side portions 25 and 26 of the first extension portion 21e shown in FIG. It may be in the form of

FIG. 17 is a plan view of another embodiment of the medical container hollow body according to the present invention.
In the medical container hollow body 30 described above, the side portions 25 and 26 of the first extension portion 21 protrude in the direction of the side portion of the first extension portion main body portion 23, and the bottom surface thereof is the first extension portion. A flat surface continuous with the bottom surface of the protruding portion main body portion 23 is formed. However, in the medical container hollow body 30f of this embodiment, the side portions 25 and 26 of the first extension portion 21e protrude in the direction of the side portion of the first extension portion main body portion 23 and the second extension portion 21e. The extending portion 61 extends obliquely toward the second extending portion main body 63 direction. For this reason, in this medical container hollow body 30f, the side portions 25 and 26 are end portions of the first extension portion storage portions (side enveloping portions) 64 and 65 of the second extension portion 61, respectively. And has an inclined surface facing each other. By adopting such a form, the first extending portion 21e can be easily detached from the second extending portion 61.
Moreover, in the hollow body for medical containers of all the embodiments described above, the protruding portion of the first extending portion is like the protruding portions 25c and 25d of the first extending portion 21f shown in FIG. It may be in the form.

FIG. 18 is a plan view of another embodiment of the medical container hollow body of the present invention.
In the medical container hollow body 30 described above, the side portions 25 and 26 of the first extension portion 21 protrude in the direction of the side portion of the first extension portion main body portion 23, and the bottom surface thereof is the first extension portion. A flat surface continuous with the bottom surface of the protruding portion main body portion 23 is formed. However, in the medical container hollow body 30g of this embodiment, the side portions 25 and 26 of the first extension portion 21f are semicircular in cross section that protrudes toward the side portion of the first extension portion main body portion 23. Or semi-elliptical. For this reason, in this medical container hollow body 30g, the side portions 25 and 26 are end portions of the first extension portion storage portions (side enveloping portions) 64 and 65 of the second extension portion 61. It has a circular arc surface that faces. By adopting such a form, the first extending portion 21f can be easily detached from the second extending portion 61.

Moreover, as a medical container hollow body, what is shown in FIG. 19 thru | or FIG. 25 may be used.
FIG. 19 is a front view of another embodiment of the medical container hollow body of the present invention. 20 is a right side view of the hollow body for a medical container shown in FIG. FIG. 21 is an enlarged plan view of the medical container hollow body shown in FIG. 22 is a cross-sectional view taken along the line DD of FIG. FIG. 23 is a perspective view of the hollow body for a medical container shown in FIG. 24 is a perspective view of the hollow body for a medical container shown in FIG. 25 is an enlarged cross-sectional view of the distal end portion of the medical container hollow body shown in FIG.
In the medical container hollow body 80 of this embodiment, the first extension portion 81 bulges from the first extension portion main body portion 83 and the first extension portion main body portion 83, and one of the first extension portion main body 83 is formed on the upper surface. The bulging part 84 which has the adherable part 82 which can adhere to the inner surface of the sheet | seat 2a, and the extending front-end | tip part 85 extended in a front-end | tip direction from the bulging part 84 are provided. In addition, the second extension portion 91 includes a first extension portion partial storage portion 95 that encapsulates the extension tip portion 85 of the first extension portion 81 and does not encapsulate the bulge portion 84. I have.
And the 1st extension part 81 (specifically extension front-end | tip part 85) of the part accommodated by the 1st extension part partial accommodating part 95 of the 2nd extension part 91 is the lower surface side, and A projecting portion 86 projecting in the direction of the second extending portion is provided.

In the medical container hollow body 80 of this embodiment, the first extending portion 81 extends forward with the vicinity of the breakable portion of the cylindrical portion 31 as the base end, as shown in FIGS. At the same time, the tip is a free end. The second extending portion 91 extends forward with the vicinity of the breakable portion of the cylindrical portion 31 as the base end, and the distal end portion is curved to extend the extending distal end of the first extending portion 81. The portion 85 is encapsulated. The first extending portion 81 and the second extending portion 91 have a function of converting the force into stress for breaking the breakable portion when a force for opening the both is applied. Further, the first extending portion 81 and the second extending portion 91 are formed so as to face each other. Moreover, each main-body part 83,93 of the 1st extension part 81 and the 2nd extension part 91 is formed in the longitudinally long rectangular shape in the axial direction.
Specifically, in the medical container hollow body 80 of this embodiment, as shown in FIGS. 19 to 25, the first extension portion 81 is a first extension portion main body extending a predetermined length in the axial direction. Part 83, a bulging part 84 provided on the front end side of main body part 83 and having a slightly flat plate-like fixable part 82 on its upper surface, and an extended front end extending further to the front end side by a predetermined length than bulging part 84 Part 85 is provided. Furthermore, as shown in FIGS. 20, 23 to 25, the extended distal end portion 85 includes an inclined rib 86 extending obliquely rearward from the distal end toward the second extended portion 91. And this inclination rib 86 protrudes also in a both-sides direction, as shown in FIG.19, FIG.21, FIG.23 and FIG. For this reason, the inclined rib 86 forms a portion that is located at the tip end portion of the first extending portion 81 and protrudes on both side portions. Further, as shown in FIGS. 19, 20, 23, and 24, the breakable portion 36 forms a rear end edge of the first extending portion 81. Therefore, the 1st extension part 81 is separated from the hollow body 80 for medical containers, when the whole breakable part 36 fractures | ruptures. The bulging portion 84 has a rectangular cross section having a predetermined width, and the flat surface portion of the upper surface includes a portion 82 capable of adhering to one sheet 2a.

The first extending portion 81 and the second extending portion 91 are provided so as to extend in the axial direction of the tubular portion 31. And the 1st extension part 81 and the 2nd extension part 91 are what the inner surface of each extension part main-body part and a bulging part opposes. Further, the first extension part main body part 83 and the second extension part main body part 93 are provided so as to face each other and be slightly separated from each other.
As shown in FIGS. 19 to 25, the second extending portion 91 is provided on the distal end side of the second extending portion main body portion 93 extending in a predetermined length in the axial direction and the main body portion 93, and is a slightly horizontally long flat plate. A bulging portion 94 having a stickable portion 92 in the form of an upper surface, and extending further toward the distal end side by a predetermined length than the bulging portion 94, and the extended distal end portion 85 of the first extending portion main body portion 83. A first extension portion partial storage portion (extension tip portion encapsulation portion) 95 that is encapsulated from the side is provided. Further, as shown in FIGS. 19 to 25, the first extension portion partial storage portion (extension tip portion enveloping portion) 95 includes a start end side flat plate portion 95 a extending to the tip side from the bulge portion 94, and Loop portions 96a and 96b extending from the start end side flat plate portion 95a and curved so as to cover the tip end side of the extended tip end portion 85, and a terminal end side flat plate portion 95b extending to the rear end side from the loop portions 96a and 96b and the terminal end side An inclined rib 97 extending obliquely forward from the outer surface of the flat plate portion 95b is provided. A notch portion having a predetermined width is formed between the loop portion 96a and the loop portion 96b to facilitate deformation at the loop portion.
When the stress between the first extension part 81 and the second extension part 91 is applied and spreads, the extension tip part enveloping part 95 of the second extension part 91 becomes the first extension part 81. The first extension portion 81 is detached from the second extension portion 91, specifically, the first extension portion partial storage portion (extension tip). The extension tip portion 85 from the part enveloping portion) 95 can be detached. Then, after the first extending portion 81 is detached from the second extending portion 91, the extending tip portion covering portion 95 is restored in the original shape direction, and the first extending portion 81 is stored again. That is, the extension tip portion 85 cannot enter the extension tip portion encapsulation portion 95. In this embodiment, the loop portions 96a and 96b are detached from the second extension portion 91 of the first extension portion 81, specifically, the first extension portion partial storage portion (extension This is an easily deformable portion for detachment assistance that deforms when the extended distal end portion 85 is detached from the distal end portion encapsulation portion) 95.

25, the inclined rib 86 of the first extending portion 81 and the inclined rib 97 of the second extending portion 91 are the second extending portion 91 of the first extending portion 81. When the two come close to each other after leaving, they are engaged. Thereby, the approach into the 2nd extension part 91 of the 1st extension part 81 is suppressed reliably. Further, the extended tip portion covering portion 95 does not reach the bulging portion 84 of the first extending portion 81, and the extended tip portion covering portion 95 covers the extended tip portion 85. Although it wraps, it does not enclose the bulging portion 84 and does not contact.
The breakable portion 36 may be configured such that when the stress is applied by the first extending portion 81 and the second extending portion 91, the tip portion of the tubular portion 31 can be vertically cut. preferable. The breakable portion 36 is as described in the medical container hollow body 30.

Further, the first extension part 81 and the fixable parts 82 and 92 of the second extension part 91 joined to the inner surface of the soft bag 2 are formed of a material that can be fixed to the inner surface of the soft bag 2. . Specifically, the fixable portions 82 and 92 are preferably formed of a resin that is compatible with the forming material of the soft bag 2 (particularly, the forming material forming the inner surface side of the soft bag 2). With such a configuration, the first extension portion 81 and the second extension portion 91 can be reliably joined to the inner surface of the flexible bag 2. The resin compatible with the soft bag 2 is preferably the resin described above.
Further, the main body 83 of the first extending portion 81 and the main body 93 of the second extending portion 91 are arranged so as to face each other and slightly apart. The main body 83 of the first extension 81 and the main body 93 of the second extension 91 are not so far apart. For this reason, even if the space between the first extension portion 81 and the second extension portion 91 is pressed when being fixed to the flexible bag 2, the first extension portion 81 and the second extension portion 91 are allowed. The amount of deformation is small, and the breakable portion 36 is prevented from unplanned breakage.

The medical container of the present invention may be as shown in FIG.
The difference between the medical container 20 of this embodiment and the medical container 1 described above is only the difference in the form of the soft bag 2.
The medical container 20 includes a soft bag 2, a discharge port 3 and a mixed injection port 8 attached to the soft bag 2. As the discharge port 3 and the mixed injection port 8, those described above are preferably used.
As shown in FIG. 33, the soft bag 2 is divided into a first drug chamber (chemical solution chamber) 11 and a second drug chamber (chemical solution chamber) 12 by a partitionable weak seal portion 9 that can be peeled off.
As shown in FIG. 33, the soft bag 2 is partitioned into a first drug chamber 11 and a second drug chamber 12 by a partition weak seal portion 9 that can be peeled off. As shown in FIG. 33, the partition weak seal portion 9 is provided so as to cross the entire lateral direction of the drug chamber of the soft bag 2. The partition weak seal portion 9 is formed by fusing the sheet material of the soft bag 2 in a band shape. In the embodiment of the present invention, strong seal portions 9 a that do not substantially peel off are formed at both ends of the partition weak seal portion 9. The partition weak seal portion 9 of the embodiment peels off when the second drug chamber 12 is strongly pressed with a finger or the like (when squeezed or gripped), and the first drug chamber 11 and the second drug chamber are separated. 12 can be communicated.
The peeling strength of the partition weak seal portion 9 is preferably such that it does not peel off by the pressure applied to the soft bag 2 during transportation but peels when the soft bag 2 is strongly pressed with a finger or the like. The partition weak seal portion 9 is preferably formed by fusing the soft bag 2. The fusion is preferably thermal fusion, high frequency fusion or the like.
Since the soft bag 2 has the two drug chambers 11 and 12 partitioned by the partition weak seal portion 9 in this way, drugs of different components can be mixed aseptically in the soft bag 2. it can. Further, in the embodiment shown in FIG. 33, the partition weak seal portion 9 is formed in a strip shape horizontally with respect to the soft bag 2, but is not limited thereto.

In the drug chambers 11 and 12 of the soft bag 2, infusion agents (chemical solutions) are respectively stored. As such an infusion, for example, two or more liquids such as peritoneal dialysis solution, transcentral vein infusion, transperipheral vein infusion, transperipheral vein injection, liquid nutrient, etc. Those that need to be mixed are preferred. Examples of the infusion include physiological saline, electrolyte solution, Ringer's solution, high calorie infusion, glucose solution, water for injection, amino acid electrolyte solution, and the like, but are not limited thereto. For example, a glucose electrolyte solution is stored in one of the drug rooms, an amino acid solution is stored in the other, and water-soluble vitamins such as vitamin B1, vitamin B2, vitamin B6, vitamin C, panthenol, and nicotinamide are stabilized in both chambers. Can be appropriately sorted and stored. In this case, a vitamin-containing high-calorie total infusion solution can be obtained by storing a liquid preparation mainly composed of fat-soluble vitamins such as vitamin A, vitamin D, vitamin E, and vitamin K in a drug container attached to a drug room described later. .
A mixed injection port 8 is attached to the upper end side seal portion 5. A well-known port can be used as the mixed injection port.

Further, the soft bag 2 is provided in the vicinity of the distal end portion of the discharge port 3 on the drug chamber side like a medical container 20a shown in FIG. 34, and is fixed by the first extension portion and the second extension portion. And a peelable sheet-to-sheet fixing portion 17 for suppressing the spread between sheets. In addition, the peelable spread suppressing inter-sheet fixing portion for suppressing the spread between the sheets fixed to the medical container 1 of the above-described embodiment by the first extending portion and the second extending portion. May be provided.
In the embodiment shown in FIG. 34, the inter-sheet fixing portion 17 for suppressing expansion is formed so as to surround the vicinity of the distal end portions of the first extension portion and the second extension portion of the discharge port 3. It is preferable that the inter-sheet fixing portion for suppressing the spread is not peeled off by pressure applied to the soft bag 2 before use such as during transportation, but is peelable when the soft bag 2 is strongly pressed with a finger. It is preferable that the inter-sheet fixing portion 17 has an arc shape that is continuous with a position near the distal end of the extending portion and inside the drug chamber, as in the illustrated embodiment. Note that the inter-sheet fixing portion 17 may not be continuous but may be a plurality of dots. Further, the inter-sheet fixing portion 17 may be provided in the vicinity of the distal end portion of the extending portion and on the side surface side thereof so as to sandwich the extending portions 21 and 61 therebetween. Then, as shown in FIG. 34, the spread suppressing inter-sheet fixing portion 17 does not form a chamber partitioned from the drug chamber 11 because both end portions do not reach the seal portion 6.
The inter-sheet fixing part 17 is preferably formed by fusing the soft bag 2 in a peelable manner. The fusion is preferably thermal fusion, high frequency fusion or the like. The inter-sheet fixing part 17 is preferably performed by a hot press, and the mold temperature can be formed by performing at a temperature that is 10 ° C. or more lower than the melting temperature of the forming material of the soft bag 2. By having the inter-sheet fixing portion for suppressing expansion, there is no possibility that the soft bag 2 is inflated during transportation or the like and the first extension portion and the second extension portion are cleaved. In addition, as a shape of the fixing part between sheet | seats for expansion suppression, what kind of thing may be sufficient as long as it can prevent that a cylindrical part is fractured | ruptured before use, such as during transportation.

  Further, like the medical container 20b shown in FIG. 35, the flexible bag 2 may include a weak seal portion 18 for inhibiting communication that is formed so as to surround the upper portion of the discharge port 3. A small chamber 19 isolated from the first drug chamber 11 is formed by the weak seal portion 18 for preventing communication. The small room 19 is an empty room in the embodiment of the present invention. However, this small chamber 19 may contain a predetermined liquid (for example, physiological saline) or a trace element injection solution. The small chamber 19 may be in a dry state, but may be filled with a small amount of liquid for wet heat sterilization. Furthermore, a passage through which some water vapor or medicine passes through the communication inhibiting weak seal portion 18 may be formed so as to communicate with the small chamber 19 at the above level. The weak seal portion 18 for inhibiting communication can be formed by heat-sealing the sheet material in a band shape (thermal fusion, high frequency fusion, ultrasonic fusion, etc.). In the embodiment shown in FIG. 35, the weak seal portion 18 for inhibiting communication is formed in an inverted U shape. Further, the weak seal portion 18 for preventing communication has a trapezoidal shape with the short side on the upper side, a triangular shape with the discharge port at the top, a triangular shape with the discharge port at the bottom, a polygonal shape such as a quadrangle, a substantially semicircular shape, A substantially semi-elliptical shape may be used.

Next, an embodiment in which a medical container hollow body is applied to a drug container will be described.
As shown in FIGS. 36 to 39, the drug container 7 of this embodiment is filled in the hollow body 70 for medical use, the sealing member 72 that seals the opening of the hollow body 70, and the hollow body 70. The medicine 73 is made.
The medical container hollow body 70 includes a cylindrical portion 71 with a closed end portion, a first extension protruding from the cylindrical portion 71 toward the distal end and capable of being fixed to the inner surface of one sheet 2a of the flexible bag 2. A second extending portion 61 that can be fixed to the protruding portion 21 and the inner surface of the other sheet 2b of the soft bag, and a tubular portion 71 provided between the first extending portion 21 and the second extending portion 61. And a breakable part 36 that opens the tubular part 71. The second extending portion 61 includes first extending portion partial storage portions 64 and 65 that store at least a part of the first extending portion 21. The hollow body 70 for medical containers has a cylindrical portion 71 opened by the expansion between the first extension portion 21 and the second extension portion 61, and a part thereof is accommodated in the second extension portion 61. The first extending portion 21 that has been detached is detached from the second extending portion 61, and the first extending portion 21 after the disengagement cannot be re-stored in the second extending portion 61. The opening state of the shape part 31 is maintained.
And the hollow body 70 for medical containers of this Example is the 2nd extension part 61 following the fracture | rupture of the breakable part 36 by the expansion between the 1st extension part 21 and the 2nd extension part 61. FIG. The side portions 25 and 26 of the first extension portion 21 that are housed in the first extension portion 21 are detached from the second extension portion 61, and the side portion of the first extension portion 21 that has been detached is the first extension portion 21. The two extending portions 61 come into contact with the partial accommodating portions 64 and 65, thereby preventing the first extending portion 21 from entering the partial accommodating portions 64 and 65 of the second extending portion 61. In addition, since the detached state of the first extending portion 21 from the second extending portion 61 is maintained, the opening state of the tubular portion 71 is also maintained.
And the 1st extension part 21 and the 2nd extension part 61 are the same structures as the 1st extension part 21 and the 2nd extension part 61 which were demonstrated in the hollow body 30 for medical containers mentioned above. It is preferable that The breakable portion 36 and the like have the same configuration as the breakable portion 36 and the like described in the medical container hollow body 30 described above.

And in this medicine container 7 and medical container hollow body 70, as shown in Drawing 36 thru / or 39 (refer to Drawing 2 thru / or Drawing 11), the 1st extension part 21 is the inner surface of one sheet 2a. The first extending portion main body portion 23 having the fixable portion 22 that can be fixed to the upper surface, and the side portions 25 and 26 are provided. Further, the second extending portion 61 includes a second extending portion main body portion 63 having a fixed portion 62 that extends a predetermined length and can be fixed to the inner surface of the other sheet 2b, and a first extending portion. Partial storage portions 64 and 65 are provided. The first extension part partial storage part includes two side part encapsulation parts 64 and 65 facing each other and two side part encapsulation parts 64 and 65 enclosing the side parts 25 and 26 of the first extension part 21. An opening 67 is provided between 65 and for projecting a part of the first extension main body 23.
Specifically, the first extending portion 21 and the second extending portion 61 of the medical container hollow body 70 are disposed around the breakable portion of the tubular portion 71 as shown in FIGS. While extending forward as a base end, the tip is a free end. The first extending portion 21 and the second extending portion 61 have a function of converting the force into stress for breaking the breakable portion when a force for opening the both is applied. Moreover, it is preferable that the 1st extension part 21 and the 2nd extension part 61 are formed so that it may face. Moreover, it is preferable that the main-body part of the 1st extension part 21 and the 2nd extension part 61 is formed in the vertically long rectangular shape. With such a configuration, when the soft bag 2 is pressed and inflated, the first extending portion 21 and the second extending portion 61 reliably apply a breaking stress to the breakable portion 36.

Specifically, in the medical container hollow body 70 in the drug container 7 of this embodiment, the first extending portion 21 is a vertically long flat plate-like adherable portion 22 as shown in FIGS. On the upper surface, and side portions 25 and 26 located on the lower surface side of the first extension portion main body portion 23 from the fixable portion 22, and the breakable portion 36 thereafter An edge is formed. Therefore, the first extending portion 21 is separated from the medical container hollow body 70 when the entire breakable portion 36 is broken.
Further, as shown in FIGS. 36 to 39, the first extension portion main body portion 23 includes a bulging portion 24 having a vertically long flat plate-like adherable portion 22 on its upper surface, and the side portions 25 and 26 are It protrudes in the direction of the side part from the lower surface side of the bulging part. Further, in this embodiment, the side portions 25 and 26 are provided with end ribs extending further downward at the end portions. The bulging portion 24 and the side portions 25 and 26 extend in the predetermined long axis direction. In particular, the bulging portion 24 and the side portions 25 and 26 extend from the distal end of the first extending portion main body portion 23 in the predetermined length and breakable portion 36 direction. It is an extension. And the bulging part 24 becomes a cross-sectional rectangular shape which has a predetermined width, and the flat surface part of the upper surface comprises the adherable part 22 with one sheet | seat 2a.

Further, the first extension portion 21 and the second extension portion 61 are provided so as to extend in the axial direction of the cylindrical portion 31. And the 1st extension part 21 and the 2nd extension part 61 are what each extension part main-body part opposes. Moreover, the 1st extension part main-body part 23 and the 2nd extension part main-body part 63 are provided so that it may face and may be spaced apart a little. And it is preferable that the front-end | tip (other end) of the 1st extension part main-body part 23 and the 2nd extension part main-body part 63 is a free end.
The second extension portion 61 has a second extension portion main body portion 63 and a first extension portion portion storage portion 64 that have a fixed portion 62 on the upper surface that extends a predetermined length and can be fixed to the inner surface of the other sheet. , 65, and the first extension part storage parts 64, 65 are provided between the two side part covering parts facing each other and the two side part covering parts 64, 65, And an opening 67 for projecting a part of the first extension main body.
Further, the second extending portion 61 has a side portion formed by the side portions 25 and 26 of the first extending portion 21 when expanded between the first extending portion 21 and the second extending portion 61. The enveloping portions 64 and 65 are deformed and the opening 67 is widened, whereby the first extending portion 21 can be detached and the side enveloping portion after the first extending portion 21 is detached. Due to the narrowing of the opening 67 by restoring the original shapes 64 and 65 in the original shape direction, the first extension portion 21 cannot be re-stored. Further, in this embodiment, the second extending portion 61 is easily deformed for removal assisting that is deformed when the first extending portion 21 is detached from the first extending portion partial storage portions 64 and 65. The parts 64b and 65b are provided.

  Specifically, the second extension portion 61 is curved from the side portion of the flat plate-like portion of the second extension portion main body 63 and extends in the direction of the first extension portion 21, and the first extension 1st extension part partial accommodating parts (side part enveloping part) 64 and 65 which enclose the side parts 25 and 26 of the part 21 are provided. Further, the above-described easy-to-displacement portions 64b and 65b for detachment assistance are provided between the first extending portion partial storage portions (side enveloping portions) 64 and 65 and the flat portions of the second extending portion main body 63. Is provided. The first extension portion partial storage portions (side portion encapsulation portions) 64 and 65 are substantially U-shaped having an opening on the side portion side of the first extension portion 21. Further, end ribs 64a and 65a extending upward are provided at the end portions of the first extension portion partial storage portions (side enveloping portions) 64 and 65, respectively. In this embodiment, the flat part of the second extension part main body part 63 and the first extension part part storage parts (side enveloping parts) 64 and 65 are arranged in the axial direction of the cylindrical part 71. The first extending portion partial storage portion (side enveloping portion) 64, 65 extends over the entire length of the side portions 25, 26 of the first extending portion 21. It has become a thing. The two first extending portion partial storage portions (side enveloping portions) 64a and 64b are separated from each other and have an opening 67. Further, the opening 67 is formed as a first extension. The bulging part 24 of the part 21 passes and the upper part is exposed. That is, the first extension part partial storage parts (side part encapsulation parts) 64 and 65 enclose the side parts 25 and 26 of the first extension part 21 but do not encapsulate the bulge part 24. It is a thing and it does not contact | abut.

The medical container hollow body 70 includes a first fixing portion 14 (see FIG. 40) in which the first extending portion 21 is fixed to the inner surface of one sheet forming the drug chamber 12 of the soft bag 2. The second extending portion 61 has a second fixing portion (not shown) fixed to the inner surface of the other sheet forming the drug chamber 12. The breakable portion 36 of the medical container hollow body 70 is broken by the expansion between the first fixed portion 14 and the second fixed portion with the soft bag 2 when the drug chamber 12 is pressed.
The drug 73 stored in the drug container 7 may be any powder, granular or other solid, liquid or the like. Drugs are formulated and dissolved in infusions. For example, antibiotics, vitamins (general vitamins), various amino acids, antithrombotics such as heparin, insulin, antitumor agents, analgesics, cardiotonics, statics Note: Anesthetic agents, anti-Parkinson agents, ulcer treatment agents, corticosteroid agents, arrhythmia agents, correction electrolytes, antiviral agents, immunostimulants, and the like.
The volume of the cylindrical part 71 of the medicine container 7 is preferably 1 to 30 ml. The length of the cylindrical portion is preferably 20 to 100 mm.
Examples of the material for forming the medical container hollow body 70 and the sealing member 72 include polyolefin (for example, polyethylene, polypropylene, polybutadiene, ethylene-propylene copolymer, a mixture containing polyolefin such as a mixture of polypropylene and polyethylene or polybutene), and These partially cross-linked products, ethylene-vinyl acetate copolymer (EVA), polyester (polyethylene terephthalate, polybutylene terephthalate, etc.), soft vinyl chloride resin, polyvinyl acetate, polyvinylidene chloride, silicone, polyurethane, polyamide elastomer, polyester elastomer Etc. are preferred.
Moreover, as the medical container hollow body of the present invention used as the drug container 7, the medical container hollow body 30a shown in FIG. 12 and the medical container hollow body 30b shown in FIG. The medical container hollow body 30c shown in FIG. 15, the medical container hollow body 30d shown in FIG. 15, the medical container hollow body 30e shown in FIG. 16, and the medical container hollow shown in FIG. The body 30f, the first extension portion and the second extension portion provided in the medical container hollow body 30g shown in FIG. 18 and described above, and further shown in FIGS. 19 to 25 and described above. The first extension part is provided with an extension tip part, and the second extension part is provided with a first extension part storage part that encloses the extension tip part of the first extension part. It may be a thing.

Further, the medical container of the present invention may be as shown in FIG.
The medical container 40 of this embodiment includes a soft bag 2, a drug chamber 11 and a drug 12 formed in the soft bag 2, a drug solution filled in the drug chamber 11, and a drug solution filled in the drug chamber 12. The medicine container 7 is attached to the soft bag 2 and contains a medicine for mixing with the chemical solution in the medicine chamber 12, and the discharge port 10 is attached to the soft bag 2. As the medicine container 7, the above medicine container 7 using the medical container hollow body 70 of the present invention is used.
A part of the adherable portion 22 of the first extending portion 21 of the medical container hollow body 70 is fixed to the inner surface of one sheet 2a of the portion forming the drug chamber 12 side of the soft bag 2. A part of the fixable portion 62 of the second extending portion 61 is fixed to the inner surface of the other sheet 2b of the portion forming the drug chamber 12 side of the soft bag 2, and the breakable portion 36 is 12 is broken by the expansion of the first extension portion 21 and the second extension portion 61 fixed to the soft bag 2 when pressed, and the inside of the medicine container 7 and the medicine chamber 12 communicate with each other. .
Also in the drug container 7 of this embodiment, the breakable portion 36 of the medical container hollow body 70 is provided so as to pass between the first extension portion 21 and the second extension portion 61. And a first extending portion side portion extending in the side surface direction of the cylindrical portion 71 from the leading end side portion. By pressing the medicine chamber 12, the vicinity of the fixing portion of the first extension portion 21 to the soft bag 2 swells, and the first extension portion 21 is pulled to be in contact with the first extension portion 21. A force for opening in a direction away from the second extending portion 61 is applied. As a result, the breakable portion 36 is broken, and the side portions 25 and 26 of the first extension portion 21 housed in the second extension portion 61 are detached from the second extension portion 61. In addition, the detached first extending portion 21 comes into contact with the partial accommodating portions 64 and 65 of the second extending portion 61, and is in the partial accommodating portion of the second extending portion 61 of the first extending portion 21. The approach to 64,65 is inhibited.

Similarly to the above-described medical container 20a, the medical container 40 of this embodiment is also provided in the soft bag 2 in the vicinity of the drug chamber side tip of the drug container 7, as shown in FIG. An exfoliating spread suppressing sheet fixing portion 17 is provided for suppressing the spread between the sheets fixed by the one extending portion and the second extending portion. As the inter-sheet fixing portion 17 for suppressing expansion, the same one as the inter-sheet fixing portion for expanding suppression described above is suitable. Further, in the medical container 40 of this embodiment, similarly to the medical container 20 described above, the soft bag 2 is moved to the first drug chamber 11 and the second drug chamber 12 from the detachable partition weak seal portion 9. It is partitioned. The partition weak seal portion 9 is preferably the same as described above.
Moreover, in the medical container 40 of this Example, as shown in FIG. 40, the lower end side seal part 6 of the soft bag 2 has the discharge port 10. As the discharge port 10, it is preferable to use a known one as shown in FIG. 40, and for example, it is preferable to include a cylindrical port member and a seal member that seals the opening and allows the needle tube to be inserted.
Furthermore, in the medical container 40 of this embodiment, as shown in FIG. 40, the soft bag 2 includes a communication inhibiting weak seal portion 18 that inhibits communication between the discharge port 10 and the first drug chamber 11. Yes.
The communication-inhibiting weak seal portion 18 is formed so as to surround the upper portion of the discharge port 10. A small chamber 19 isolated from the first drug chamber 11 is formed by the weak seal portion 18 for inhibiting communication. The small room 19 is an empty room in the embodiment of the present invention. However, this small chamber 19 may contain a predetermined liquid (for example, physiological saline). The small chamber 19 may be in a dry state, but may be filled with a small amount of liquid for sterilization. Furthermore, a passage through which some water vapor or medicine passes through the communication inhibiting weak seal portion 18 may be formed so as to communicate with the small chamber 19 at the above level. The weak seal portion 18 for inhibiting communication can be formed by heat-sealing the sheet material in a band shape (thermal fusion, high frequency fusion, ultrasonic fusion, etc.).
In the embodiment shown in FIG. 40, the communication inhibiting weak seal portion 18 is formed in an inverted U-shape. Further, the weak seal portion 18 for preventing communication has a trapezoidal shape with the short side on the upper side, a triangular shape with the discharge port at the top, a triangular shape with the discharge port at the bottom, a polygonal shape such as a quadrangle, a substantially semicircular shape, A substantially semi-elliptical shape may be used.

1, 20, 20a, 20b, 40 Medical container 2 Soft bag 3 Discharge port 7 Drug container 21 First extension part 30 Medical container hollow body 36 Breakable part 61 Second extension part

Claims (11)

A hollow body for a medical container used for a medical container including a soft bag,
The hollow body includes a cylindrical portion whose front end portion is closed, a first extending portion that protrudes in the front end direction from the cylindrical portion, and can be fixed to an inner surface of one sheet of the flexible bag, and the cylindrical portion A second extending portion that protrudes in the distal direction from the shape portion and can be fixed to the inner surface of the other sheet of the soft bag, the first extending portion and the second extending portion provided on the cylindrical portion. Ruptured by the spread between the extending parts, and a breakable part that opens the cylindrical part,
The first extension part has a first extension part main body part, and a bulge having a fixable part that swells from the first extension part main body part and can be fixed to the inner surface of the one sheet on the upper surface. Equipped with a branch,
Furthermore, the second extension part includes two first extension part accommodating parts facing each other that enclose both side parts of the first extension part main body part, and two first extension parts. An opening for providing the bulging part of the first extension part main body part provided between the partial storage parts;
The hollow body for a medical container has the cylindrical portion opened by the expansion between the first extension portion and the second extension portion, and a part of the hollow portion for the medical container is accommodated in the second extension portion. The first extension part that has been detached from the second extension part, and the first extension part after being detached cannot be re-stored in the second extension part, A medical container hollow body characterized by maintaining an open state of a cylindrical portion. The medical device according to claim 1, wherein the first extension portion partial storage portion of the second extension portion stores the side portion of the first extension portion in a detachable and non-re-storable manner. Hollow body for containers. In the hollow body for a medical container, the first extension part detached from the second extension part comes into contact with the second extension part, and the second extension part of the first extension part is brought into contact with the second extension part. The hollow body for a medical container according to claim 1 or 2 , which inhibits the entry into the extension part. When the space between the first extension part and the second extension part expands, the second extension part causes the first extension part partial storage part to be formed by the first extension part. The first extension portion can be detached by being deformed and the opening is widened, and the original shape of the first extension portion storage portion after the first extension portion is detached. The hollow body for a medical container according to any one of claims 1 to 3 , wherein re-housing is impossible due to narrowing of the opening due to restoration in a direction. The second extending portion, claims 1 and includes the detachment auxiliary deformable portion that deforms at the time of withdrawal of the first extending portion of the first extending portion accommodating portion 4 A hollow body for a medical container according to any one of the above. The medical container hollow body according to any one of claims 1 to 5 , wherein the medical container hollow body having an open rear end portion, the rear end portion of the hollow body being sealed, and a medical use hollow body. A discharge port for a medical container having a sealing portion to which a needle tube can be connected. The medical container discharge port according to claim 6 , wherein a medicine is stored in the hollow body of the medical container discharge port. Stored in the hollow body of the medical container discharge port are a drug and a needle tube entry inhibiting member that inhibits the medical needle tube from entering the hollow body when the breakable portion is not broken. The discharge port for medical containers according to claim 7 . The medical container hollow body according to any one of claims 1 to 5 , wherein the medical container hollow body has an open end, a sealing member that seals the one end of the hollow body, A drug container for medical containers, comprising a drug stored in a hollow body. A medical container comprising a soft bag, a drug chamber formed in the soft bag, a drug solution filled in the drug chamber, and a discharge port attached to the soft bag, the discharge port comprising: The discharge port according to any one of claims 6 to 8 , and a part of an outer surface of the first extension portion is fixed to an inner surface of one sheet forming the drug chamber of the soft bag. And a part of the outer surface of the second extension portion is fixed to the inner surface of the other sheet forming the drug chamber of the soft bag, and the breakable portion is formed when the drug chamber is pressed. A medical container characterized in that the first extension part and the second extension part fixed to the soft bag are broken and the inside of the discharge port communicates with the drug chamber. . A soft bag, a drug chamber formed in the soft bag, a drug solution filled in the drug chamber, a drug container attached to the soft bag and containing a drug for mixing with the drug solution, and the soft bag A medical container including a discharge port attached to a bag, wherein the drug container is the drug container according to claim 9 , and a part of an outer surface of the first extension portion is the soft container. A part of the outer surface of the second extension portion is fixed to the inner surface of the other sheet forming the drug chamber of the soft bag, and is fixed to the inner surface of one sheet forming the drug chamber of the bag. The breakable portion is broken by the expansion of the first extension portion and the second extension portion fixed to the soft bag when the medicine chamber is pressed, and the inside of the medicine container is broken. To communicate with the drug room. Medical container and butterflies.

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