JP3435232B2 - Endoscopy cleaning brush - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an endoscope cleaning brush for cleaning the inside of a tube provided in an endoscope.

[0002]

2. Description of the Related Art In order to prevent infection from patient to patient through an endoscope, after use of the endoscope, various types such as a suction pipe line, an air / water supply pipe line or a cylinder of its operating valve are used. It is necessary to insert a cleaning brush into the pipe and thoroughly clean it by brushing. Therefore, a brush for cleaning such a pipe is prepared.

Conventionally, a cleaning brush for that purpose is constructed by attaching a picking portion to the base end portion of an insertion portion formed by attaching brush bristles to the tip of one shaft.

[0004]

DISCLOSURE OF THE INVENTION Problems to be Solved by the Invention
Generally, an air / water supply operation valve and a suction operation valve are arranged adjacent to each other, and an air / water supply pipe line and a suction pipe line are connected thereto.

When brushing the inside of the cylinders of those operating valves, the operating piston is removed from the cylinder and the brush is inserted into the cylinder. Also, when brushing the inside of the air / water supply conduit and the inside of the suction conduit, a brush is inserted into each conduit via each cylinder.

Therefore, in any case, the brush is inserted into two adjacent cylinders. In any case, however, in the conventional case, the brush is inserted into each cylinder separately and the brushing is performed separately. , Cleaning took time and effort.

Further, since one brush is used for cleaning a plurality of parts, for example, after brushing a suction cylinder that is highly contaminated, the air-feeding and water-feeding cylinders are brushed, so that the air-feeding that is originally almost uncontaminated In some cases, contaminants were carried to the water supply cylinder.

Therefore, an object of the present invention is to provide a cleaning brush for an endoscope, which is capable of simultaneously brushing and cleaning a plurality of pipes, and which can be cleaned easily and reliably in a short time.

[0009]

In order to achieve the above object, an endoscope cleaning brush of the present invention is inserted into a tube provided in the endoscope to clean the tube. A cleaning brush for a mirror, characterized in that base ends of a plurality of insertion portions formed by attaching brush bristles to a shaft inserted into the tube are connected to one picking portion.

It is preferable that the plurality of insertion portions can be inserted into the plurality of tubes of the endoscope at the same time, and the shafts of the plurality of insertion portions can be integrally combined and separated over substantially the entire length. Good to have.

Further, the plurality of insertion portions are dedicated for inserting into different tubes of the endoscope, and different markers corresponding to the markers provided on the inlet side of the respective tubes are attached to the respective tubes. It may be provided in the insertion part or the picking part.

[0012]

Embodiments will be described with reference to the drawings. Figure 3
1 shows a cleaning brush 1 for an endoscope according to a first embodiment of the present invention, which includes first and second insertion portions 10 for insertion into a water supply line and an air supply line of an endoscope, 20 has brush bristles 1 at the tips of shafts 11 and 21 each made of a flexible material.
It is formed by attaching 2, 22. The base ends of both shafts 11 and 21 are fixed to one common knob 3.

The shaft (first shaft) 11 of the first insertion part 10 and the shaft (second shaft) 21 of the second insertion part 20 are enlarged as shown in the sectional view of FIG. Groove 1 having a C-shaped cross section formed on the first shaft 11.
A second shaft 21 having a circular cross section is fitted into the housing 3 over substantially the entire length and is integrally connected thereto.

However, since the first shaft 11 is made of an elastic material, the first shaft 11
When the second shaft 21 is pulled to the side of, the second shaft 21 is removed from the groove 13 while expanding the mouth of the groove 13, and the first shaft 11 and the second shaft 21 are removed.
And can be separated. On the contrary, the second shaft 21 can be fitted into the groove 13.

FIG. 1 shows a usage state of the cleaning brush 1 of this embodiment. 51 and 52 are the operation unit 5 of the endoscope.
The cylinders of the air / water supply operation valve and the suction operation valve, which are arranged side by side on the front surface of 0, are pistons extracted from the cylinders 51 and 52 after the endoscope is used.

Then, the first insertion part 10 and the second insertion part 20 of the cleaning brush 1 are simultaneously inserted into the water supply pipe 54 and the air supply pipe 55 connected to the cylinder 51 of the air / water supply operation valve. As a result, the insides of both pipes 54 and 55 can be brushed and cleaned at the same time.

In order to insert the cleaning brush 1 into both the pipes 54 and 55 at the same time, a brush insertion assisting tool 60 is inserted into the cylinder 51 of the air / water supply operation valve. As shown in the enlarged view of FIG. 4, in the brush insertion assisting tool 60, two guide holes 61 and 62 that open to the outer surface smoothly communicate with the water supply conduit 54 and the air supply conduit 55 on the inner side. Is formed.

In the cleaning brush 1, the second shaft 21 is fitted into the groove 13 of the first shaft 11 over the entire length, and the two brush bristles 12 and 22 are guided by the two guides of the brush insertion aid 60. When the first shaft 11 and the second shaft 21 are pushed into the holes 61 and 62,
While being separated, they are simultaneously inserted into the water supply conduit 54 and the air supply conduit 55.

FIG. 5 shows a second embodiment of the present invention, in which the first shaft 11 and the second shaft 21 are made of a flexible magnetic material so that they are integrally coupled by magnetic force. It is the one. The flexible magnetic body can be formed of, for example, a magnetic body in which ferrite is mixed with plastic or rubber.

First shaft 11 and second shaft 21
Are magnetized in such a manner that the N poles and the S poles are alternately magnetized in the axial direction so as to have opposite polarities at opposite positions. Therefore, the two are attracted to each other by a magnetic force only by bringing them close to each other and integrally coupled, and are separated by applying an external force in a direction of separating them. The diameter of each of the shafts 11 and 21 changes in a wave shape in the length direction so that the concave portion and the convex portion are engaged with each other.

FIG. 6 shows the shafts 11 and 21 as described above.
FIG. 8 is a plan view of a magnetizing device for magnetizing, and FIG. 7 is a front sectional view thereof. When an electric wire 73 is passed through a plurality of recesses 72 formed in parallel with the magnetizing yoke 71 made of pure iron and a current is passed through the magnetizing yoke 71, magnetism is generated in the entire magnetizing yoke 71, so that the N and S poles are formed on the protrusions 74. It occurs alternately.

Therefore, as shown in FIG. 7, when the shafts 11 and 21 made of a magnetic material are placed on the convex portions 74, the shafts 11 and 21 are magnetized to have a polarity opposite to that of the magnetic poles generated on the convex portions 74. It

FIG. 8 shows a third embodiment of the present invention, in which the present invention is applied to a brush for cleaning the inside of the cylinder 51 of the air / water supply operation valve and the inside of the cylinder 52 of the suction operation valve. Is.

In this embodiment, the cylinder 51 of the air / water supply operation valve is formed to be thinner and longer than the cylinder 52 of the suction operation valve. Then, the length and thickness of the shaft 11 and the brush bristles 12 forming the first insertion portion 10 are formed to match the cylinder 51 of the air / water feeding operation valve, and the shaft 21 forming the second insertion portion 20 is formed. The length and thickness of the brush bristles 22 are formed so as to match the cylinder 52 of the suction operation valve.

Therefore, the second insertion portion 20 does not enter the cylinder 51 of the air / water feeding operation valve, and the brush bristles 12 of the first insertion portion 10 do not enter the cylinder 52 of the suction operation valve. Does not adhere to the inner surface of the.

Then, the root portions of the first insertion portion 10 and the second insertion portion 20 are fixed to one common knob portion 3 with a distance equal to the distance between the centers of the cylinders 51 and 52. Has been done.

Therefore, if the first insertion portion 10 and the second insertion portion 20 are inserted into the cylinder 51 of the air / water feeding operation valve and the cylinder 52 of the suction operation valve while holding the knob portion 3, both cylinders 51, 52 Can be brushed at the same time.

In this embodiment, since each insertion portion 10 and 20 is formed in a dedicated size for one of the cylinders 51 and 52, the first insertion portion 10 is replaced with the cylinder 52 of the suction operation valve, contrary to the above. , And the second insertion portion 20 cannot be inserted into the cylinder 51 of the air / water feeding operation valve.

A blue mark 42, which is the same as, for example, a blue mark 41, which is formed around the inlet of the cylinder 51 of the air / water feeding operation valve, is provided on the tip end surface of the knob 3.
A red mark 44, which is the same as the red mark 43, which is provided around the inlet of the cylinder 52 of the suction operation valve, is provided at the position of the second insertion portion 20. Therefore, just looking at these signs, both inserts 10,
20 can be correctly inserted into both cylinders 51, 52.

[0030]

According to the present invention, by connecting the proximal end portions of a plurality of insertion portions formed by attaching brush bristles to a shaft to one knob portion, the plurality of insertion portions can be connected to the endoscope. Since it can be inserted into multiple pipes at the same time and cleaned collectively by one brushing operation, brushing inside the pipes can be easily done in a short time, and brushes cleaning one pipe can be inserted into other pipes. Since there is no need to do so, contamination in the pipe using a brush as a medium does not occur. Then, if the shafts of the plurality of insertion portions can be integrally coupled and separated from each other, the brushing cleaning operation can be performed more easily.

Further, a plurality of insertion parts are dedicated to the insertion of different tubes of the endoscope, and different insertion marks or picking parts corresponding to the signs provided on the inlet side of each tube are inserted. The brush can be used correctly without being inserted into the tube incorrectly by providing the brush.

[Brief description of drawings]

FIG. 1 is a side sectional view of a cleaning brush for an endoscope of a first embodiment in a use state.

FIG. 2 is a cross-sectional view of the shaft of the endoscope cleaning brush according to the first embodiment.

FIG. 3 is an external view of the endoscope cleaning brush according to the first embodiment.

FIG. 4 is a partially enlarged side sectional view of the cleaning brush for an endoscope of the first embodiment in a used state.

FIG. 5 is an external view of the endoscope cleaning brush according to the second embodiment.

FIG. 6 is a plan view of a magnetizing device for a cleaning brush for endoscopes according to a second embodiment.

FIG. 7 is a front cross-sectional view of a magnetizing instrument for an endoscope cleaning brush according to a second embodiment.

FIG. 8 is a side sectional view of a cleaning brush for endoscopes according to a third embodiment.

FIG. 9 is a front view of a cleaning brush for endoscopes according to a third embodiment.

[Explanation of symbols]

1 Cleaning brush for endoscope 3 picking section 10,20 insertion part 11,21 shaft 12,22 brush hair 51,52 cylinders 54 Air and water pipeline 55 Suction tube

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Claims (3)

(57) [Claims] 1. A cleaning brush for an endoscope, which is inserted into the tube for cleaning the tube provided in the endoscope, wherein brushes are attached to a shaft inserted into the tube. The proximal end of the inserted multiple
The shafts in the inlets can be integrally combined and separated.
A cleaning brush for an endoscope, characterized by being connected to one picking portion. 2. The cleaning brush for an endoscope according to claim 1, wherein the plurality of insertion portions can be simultaneously inserted into a plurality of tubes of the endoscope. 3. The plurality of insertion portions are dedicated for inserting into different tubes of an endoscope, and different markers corresponding to the markers provided on the inlet side of the tubes are different from each other. insertion portion or the claims are provided in the knob 1 or 2 for an endoscope cleaning brush according.