JP4361462B2 - Movement mechanism of assistant hanger and gargle spitton - Google Patents

Description

  The present invention relates to a moving mechanism for moving an assistant hanger and a gargle spitton to a convenient position at the time of patient introduction or medical treatment.

Conventionally, in dentistry, each of the assistant hanger part and the spiton part is operated separately, and moved to an appropriate position where the work is easy for counseling and medical treatment. The assistant hanger part and spitton part can be used for medical care and counseling without moving them, but if they do not move, the patient chair 1 is counterclockwise for counseling with the placement of the dental care equipment shown in Fig. 3. Rotating around makes Spitton 6 difficult to gargle with the patient, and if the patient reaches out, it will be dangerous because the hand will reach the assistant hanger 11 and may cause fear to the patient There is.
Moreover, the invention shown by patent document 1 and patent document 2 is well-known as another example of the system which moves an assistant hanger part or a spitton part.

The invention of Patent Document 1 is configured such that a water supply / drainage box provided on the side of a patient's chair is movable in the front-rear direction so that the water supply box does not get in the way when the patient gets on and off the chair. It can be moved to. Therefore, the Spitton part is moved to an appropriate position by the movement of the water supply / drainage box, and the assistant hanger part is moved to an appropriate position by an operation different from the Spitton part.

  In the invention of Patent Document 2, a spiton portion is pivotally disposed on the side of a patient chair, and the spittoon portion is rotated and moved to the front of the patient during gargle so that the patient does not twist the body. It can gargle. The assistant hanger part is arranged at a position different from the spiton part, and the spiton part and the assistant hanger part are separately operated and moved to an appropriate position.

As described above, there is a problem in that each of the assistant hanger part and the spiton part arranged in the conventional dental care apparatus must be operated separately and moved to a convenient position for counseling or medical treatment.
JP-A-9-122157 JP 2002-282283 A

The problem to be solved is that when the assistant hanger part and the spiton part are moved, each of the assistant hanger part and the spiton part must be operated separately.

In the present invention, in order to eliminate the trouble of moving each of the assistant hanger part and the spitton part to an appropriate position separately, the assistant hanger part and the spitton part are interlocked by the interlocking means. The main feature is that the spitone is moved to the optimal position with respect to the patient by moving to the optimal position .

The movement mechanism of the assistant hanger and the gargle spitton according to the present invention is such that the assistant hanger part and the spiton part are interlocked by the interlocking means, and the assistant hanger part is moved to the optimal position so that the spitn part is moved to the optimal position with respect to the patient. By doing so, there is an advantage that the trouble of separately operating each of the assistant hanger part and the spitone part is eliminated, and the labor can be saved.

For the purpose of eliminating the complexity of individually operating the movement of the assistant hanger part and the spitton part, an interlocking means for interlocking operation of the assistant hanger part and the spitton part is provided, and the assistant hanger part and the spitton part are linked, and the assistant hanger is linked. It was realized by moving the spitton part to the optimal position with respect to the patient by moving the part to the optimal position .

As shown in FIG. 1, the dental medical device of the present embodiment has a patient chair 1 disposed in the center, a unit body 2 disposed on the left side as viewed from the rear of the patient chair, and a treatment instrument on the right side. A doctor cart 3 is provided, which is provided with a doctor table 3 on which a ment or the like is placed and is movable on a floor via a caster (not shown). An L-shaped partition wall 5 is arranged on the left side and the front side of the dental care apparatus.
The unit body 2 includes an assistant hanger provided with a spit-on 6 for gargle, a spit-on part 7 provided with a cup and a water supply pipe (not shown), and an assistant hanger 10 for hanging the vacuum tip 8 and the saliva discharge pipe 9. Part 11 is provided.

Hereinafter, the structure of the interlocking means will be described in each embodiment. In the drawings of the embodiments, common components are denoted by common reference numerals, and redundant description is omitted.

FIG. 1 to FIG. 3 relate to Embodiment 1 of the present invention, FIG. 1 is a diagram showing a patient introduction position of a dental medical device in which an assistant hanger and a spitone are linked by a gear mechanism, and FIG. 2 is a diagram showing a position during counseling. FIG. 3 is a diagram showing a position at the time of treatment.

In this embodiment, a gear mechanism G is provided between the assistant hanger part 11 and the spitone part 7 as shown in FIG. The structure of the gear mechanism G is such that the spittoon 6 is fixed to one end of the arm 12, the gear 14 is fixed to the other end of the arm 12, and the gear 14 is fixed to the upper end of the rotating shaft 15 pivotally supported on the unit body 2 side. Thus, it can be horizontally rotated about the rotation shaft 15. On the other hand, the assistant hanger 10 is fixed to the distal end of the extension arm 16, a gear 17 is fixed to the other end of the arm 13 that supports the base end side of the extension arm 16 so as to be extendable, and the gear 17 is pivotally supported on the unit body side. The rotary shaft 18 is fixed to the rotary shaft 18 so as to be horizontally rotatable around the rotary shaft 18. Then, the gear 14 and the gear 17 are engaged with each other around the idle gear 19, so that the assistant hanger portion 11 and the spitone portion 7 can be interlocked and rotated.

Note that any one of the gears 14, 17, and 19 can be lifted up. Since the gear rotation becomes free by lifting up, for example, the idle hanger 19 is lifted up to change it to a free state, the meshing position is changed, and by meshing again, the assistant hanger part 11 and the spiton part 7 The relative position of can be freely changed.
As a result, the spitting unit 7 can be moved to the optimal position with respect to the patient by moving the assistant hanger unit 11 to the optimal position. The rotary shafts 15 and 18 are provided with a locking means (not shown) so that the positions of the spitton 6 and the assistant hanger 10 can be locked so as not to be shifted during the work.

  When the patient is introduced using the dental care apparatus having the above configuration, the patient chair 1 is directed in the Y direction as the patient introduction standby position shown in FIG. 1, and the spit 6 is positioned in the vicinity of the left armrest 20 of the patient chair 1. Let As a result, the distance between the front surface of the spitton 6 and the armrest 20 is about 80 mm. On the other hand, the assistant hanger 10 is positioned on the left rear side of the patient chair 1 on the center line a.

  After the patient is introduced and seated in this state, the patient chair 1 is rotated 90 ° counterclockwise and directed in the X direction as shown in FIG. 2 for counseling. This causes the patient to face the front of Spitton 6. On the other hand, the assistant hanger 10 is located on the center line a so that the patient cannot reach it. In this state, the assistant gives guidance such as counseling and brushing from the side or rear of the patient. At this time, since the assistant hanger part 11 and the spitton part 7 are in an interlocked state, for the sake of safety, the rotating shafts 15 and / or 18 are locked by a locking means, so that the assistant hanger 10 and the spitton part 10 can be used during the work. The position of 6 can be kept from shifting.

After completion of the counseling, as shown in FIG. 3, the patient chair 1 is rotated 90 ° clockwise and directed in the Y direction to start treatment.
During the treatment, the assistant pulls out the assistant hanger part 11 to an arbitrary treatment position. For example, the assistant hanger 10 is pulled out at an angle of 45 ° from the center line a. As a result, the spitton unit 7 rotates on the track r in conjunction with the movement of the assistant hanger unit, and moves to the left front of the patient chair 1 at the time of treatment. At this time, the distance between the moved Spitton 6 and the armrest of the patient chair 1 is maintained at about 80 mm. Since the spit 6 can move in the range of 15 ° back and forth around the center line b, that is, 30 °, it can be adjusted to any position within this range.

  After the treatment, the assistant returns the assistant hanger 11 to the position of the center line a that is the patient introduction standby position. As a result, the spitton unit 7 is interlocked to return to the original position, and the patient exits at a position that does not hinder the patient from exiting.

FIGS. 4 to 8 relate to the second embodiment of the present invention, FIG. 4 is a diagram showing a patient introduction position of a dental medical device in which an assistant hanger and a spitone are linked by a link mechanism, and FIG. 5 is a diagram showing a position at the time of counseling. FIG. 6 is a diagram showing a position at the time of treatment, FIG. 7 is a diagram showing a configuration of a link mechanism, and FIG. 8 is a diagram showing a configuration of an example in which the link mechanism is housed in a cabinet.
In this embodiment, a link mechanism is used instead of the gear mechanism which is the interlocking means in the first embodiment.

As shown in FIG. 7, the link mechanism L has a spit 6 fixed to one end of a link 21, fixed to the upper end of a rotary shaft 15 pivotally supported on the unit body 2 side at the approximate center in the longitudinal direction, and the other end linked to a link 22. It is connected with one end of this so that rotation is possible. On the other hand, an extension arm 16 is extendably provided at one end of the L-shaped link 23, and the assistant hanger 10 is fixed to the tip thereof. At the approximate center of the link 23, an upper end of a rotary shaft 18 supported on the unit main body 2 side is fixed, and the other end is rotatably connected to the other end of the link 22.

Further, the links 21 and 23 are provided with elongated holes 25a and 26a at the connecting portion with the link 22, and the positions of the pins 25 and 26 are moved via the elongated holes 25a and / or 26a, thereby allowing the assistant hanger portion 11 and the spit The relative position with the part 7 can be changed. As a result, the spitting unit 7 can be moved to the optimal position with respect to the patient by moving the assistant hanger unit 11 to the optimal position.
Furthermore, locking means 24a and 24b for preventing the rotation and fixing the positions of the assistant hanger portion 11 and the spitton portion 7 are provided at the lower ends of the rotary shafts 15 and 18, respectively.

  As another example, the link mechanism can be configured such that the assistant hanger portion 11 side is housed in the cabinet as shown in FIG. 8, and moves in and out of the cabinet 28 in conjunction with opening and closing of the door 28a. The configuration in this case is realized by linking the links 27a and 27b to the inside of the cabinet 28 via the link support base 29 and the link 27c to the inside of the door 28a via the link support base 30. Can do. Reference numeral 31 in the figure denotes a hinge for opening and closing the door 28a.

  When the patient is introduced using the dental examination apparatus having the above-described configuration, as shown in FIG. 4, the patient chair 1 is directed in the Y direction as the patient introduction standby position, and the spittoon 6 is located near the left armrest 20 of the patient chair 1. Position. As a result, the distance between the front surface of the spitton 6 and the armrest 20 is about 80 mm. On the other hand, the assistant hanger 10 is positioned on the left rear side of the patient chair 1 on the center line a.

  After the patient is introduced and seated in this state, the patient chair 1 is rotated 90 ° counterclockwise and directed in the X direction as shown in FIG. 5 for counseling. This causes the patient to face the front of Spitton 6. On the other hand, the assistant hanger 10 is located on the center line a so that the patient cannot reach it. In this state, the assistant gives guidance such as counseling and brushing from the side or rear of the patient. At this time, since the assistant hanger part 11 and the spitton part 7 are in an interlocking state, for safety, the rotating shafts 15 and / or 18 shown in FIG. 7 are locked by the locking means 24a and / or 24b, Make sure that the positions of the assistant hanger 10 and Spitton 6 do not shift.

After completion of the counseling, as shown in FIG. 6, the patient chair 1 is rotated 90 ° clockwise and directed in the Y direction to start treatment.
During the treatment, the assistant pulls out the assistant hanger part 11 to an arbitrary treatment position. For example, the assistant hanger 10 is pulled out at an angle of 45 ° from the center line a. As a result, the spitton unit 7 rotates on the track r in conjunction with the movement of the assistant hanger unit, and moves to the left front of the patient chair 1 at the time of treatment. The distance between the moved Spitton 6 and the armrest of the patient chair 1 is maintained at about 80 mm. Since the spit 6 can move in the range of 15 ° back and forth around the center line b, that is, 30 °, it can be adjusted to any position within this range.

  After the treatment, the assistant returns the assistant hanger 11 to the center line a that is the patient introduction standby position. As a result, the spitton unit 7 is interlocked to return to the original position, and the patient exits at a position that does not hinder the patient from exiting.

FIG. 9 is a configuration diagram of a belt mechanism that links an assistant hanger and a spitton according to a third embodiment of the present invention.
As shown in FIG. 9, the belt mechanism B has the spit 6 fixed to one end of the arm 32, fixed to the upper end of the rotary shaft 15 pivotally supported on the unit main body side, and a pulley on the concentric axis of the rotary shaft 15. 33 is fixed. On the other hand, an extension arm 16 is extendably provided at one end of the arm 35, and the assistant hanger 10 is fixed to the tip thereof. The other end of the arm 35 is fixed to the upper end of the rotary shaft 18 that is pivotally supported on the unit body 2 side. A pulley 36 is fixed on the concentricity of the rotary shaft 18. The pulley 33 and the pulley 36 are connected by a belt 37, so that the assistant hanger portion 11 and the spitone portion 7 can be rotated together.

Further, the relative position between the assistant hanger portion 11 and the spitone portion 7 can be changed by appropriately slipping the belt 37. As a result, the spitting unit 7 can be moved to the optimal position with respect to the patient by moving the assistant hanger unit 11 to the optimal position.
The belt 37 is not limited to the flat belt shown in the figure, and for example, a timing belt without slip may be used.

  In this embodiment, instead of the gear mechanism which is the interlocking means in the first embodiment, the rotation angle on the assistant hanger portion 11 side is detected by the angle detection device, and the spiton portion 7 is instructed by a command based on the detected value. This is a motor drive mechanism that interlocks and rotates the assistant hanger part 11 side and the spitton part 7 side by rotating the side to a predetermined angle by driving the stepping motor.

Further, automatic locking means are provided on the assistant hanger part 11 side and the spitton part 7 side, and it is detected that the spitton part is rotated to a predetermined angle in conjunction with the rotation of the assistant hanger part 11, and the assistant hanger part 11 And automatically locks the Spitton part 7. As a result, the movement position is fixed, and the displacement of the position can be prevented.
Further, the relative positions of the assistant hanger part 11 and the spitton part 7 can be changed by changing the command based on the detection value of the angle detection device.
By moving the assistant hanger part 11 to the optimum position with the above configuration, the spitone part 7 can be moved to the optimum position with respect to the patient.

It is a figure which shows the patient introduction position of the dental care apparatus which links the assistant hanger and Spitton based on Example 1 with a gear mechanism. It is a figure which shows the position at the time of counseling. It is a figure which shows the position at the time of treatment. It is a figure which shows the patient introduction position of the dental care apparatus which links the assistant hanger and Spitton based on Example 2 with a link mechanism. It is a figure which shows the position at the time of counseling. It is a figure which shows the position at the time of treatment. It is a figure which shows the structure of a link mechanism. It is a figure which shows the structure of the example which accommodates a link mechanism in a cabinet. It is a block diagram of the belt mechanism which interlock | cooperates the assistant hanger and Spitton which concern on Example 3. FIG.

Explanation of symbols

1 Patient chair
2 Unit body
3 Doctor table
4 Doctor cart
5 Partition wall
6 Spitton
7 Spitton Club
8 Vacuum chips
9 Salivary duct
10 Assistant hanger
11 Assistant hanger part
12,13,32,35 arm
14 Gear
15,18 rotation axis
16 Extension arm
19 Idle Gear
20 Armrest
21,22,23,27 links
24 Locking means
25.26 pin
28 cabinets
29,30 Link support
31 Hinge
33.36 Pulley
37 belt

Claims (6)

A table portion provided with an instrument hanger and a table;
A spit-on part provided with a gargle cup, water pipe and spit-on,
An assistant hanger part equipped with a hanger to hang a vacuum tip and a salivary duct,
In a dental care apparatus with a patient chair,
The assistant hanger part and the spitton part are configured to be freely rotatable via an arm, and the assistant hanger part and the spitone part are linked to each other, and the assistant hanger part is moved to an optimal position so that the spitone part is a patient. Assistant hanger and moving mechanism for gargling spittoon, characterized in that it comprises an interlocking means Ru are optimally position movement relative.   2. The assistant hanger and gargle spitton moving mechanism according to claim 1, wherein the interlocking means is a gear mechanism.   2. The assistant hanger and gargle spitton moving mechanism according to claim 1, wherein the interlocking means is a link mechanism.   2. The assistant hanger and gargle spitton moving mechanism according to claim 1, wherein the interlocking means is a belt mechanism.   2. The assistant hanger and gargle spitton moving mechanism according to claim 1, wherein the interlocking means is a motor drive mechanism for controlling a rotation angle. 2. The assistant hanger and / or gargle spitton moving mechanism according to claim 1, wherein said assistant hanger part and / or spitton part is provided with a locking means for preventing rotation.

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