JP3241977B2 - Dental treatment unit - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dental treatment chair, and more particularly, to a dental treatment chair in which a water supply / drainage box integrally having a spitton and an extraoral vacuum device is integrally mounted. The dental care chair is movably attached to the side of the treatment chair so that the water supply / drainage box does not obstruct the getting on and off when the patient gets on and off the dental treatment chair. Can be moved to the vicinity of the patient's oral cavity, or the spitton can be moved to a position where it is easy to gargle.

[0002]

2. Description of the Related Art FIG. 3 is a perspective view of an essential part for explaining an example of a dental treatment unit previously proposed by the present applicant, in which 10 is a dental treatment unit, 11 is a treatment chair, and 12 is nothing. The arm of the shadow lamp, 13 is a spitton, 14 is a water supply / drainage box, and the water supply / drainage box 14 is integrally attached to the treatment chair 11, and is provided with a water supply / drainage device provided in the water supply / drainage box 14, for example, for gargle. Supply of water, supply of cooling water to the instrument, or supply of water for spraying, and further, by a vacuum device provided outside the unit via the piping box 15, for example, It sucks and discharges dirt excreted in the spitons 13, saliva in the oral cavity of the patient, or cutting powder generated in the oral cavity of the patient during treatment.

Reference numeral 16 denotes an instrument holder for an assistant. As is well known, instruments such as a saliva discharge tube, a vacuum tube, a syringe for spraying and the like used by the assistant are suspended on the instrument holder 16 for the assistant. It is supposed to be. These instruments are supplied through a flexible hose to a plumbing box 14.
The assistant drives these instruments by operating push buttons and the like on the operation panel, for example, sucks and discharges saliva and the like generated in the oral cavity during treatment, or sprays into the oral cavity Etc. to clean the mouth.

[0004] Reference numeral 18 denotes an intake port, and 19 denotes an intake arm for supporting the intake port 18. The intake port 18 and the intake arm 19 constitute an extra-oral vacuum device. An arm 17 for an instrument holder for an assistant is rotatably mounted integrally. As is well known, during the dental treatment, the suction port 18 is moved to the vicinity of the patient's mouth, and the contaminated air discharged from the patient's mouth is sucked through the suction port 18, through the suction arm 19, the water supply / drain box 14, and under the floor. Buried piping box 1
5, the liquid is sucked and discharged to a not-shown centravacuum device.

[0005]

As described above, in the dental treatment unit in which the water supply / drainage box is integrally attached to the dental treatment chair, the spittons tend to gargle the patient when the treatment chair is in the upright state. The plumbing box is attached to the treatment chair so that it is in position. Therefore, the patient must get on and off the treatment chair from the front of the treatment chair, and cannot get on and off from the side.

Recently, as described above, an extra-oral vacuum device is used from a hygiene point of view, and contaminated air discharged from the oral cavity of a patient is suctioned and discharged by the extra-oral vacuum device. However, this extra-oral vacuum device positions the intake port near the patient's mouth during dental treatment, and raises and lowers the patient's chair when the patient gets on and off the treatment chair and during treatment. When making it easy to gargle, the extraoral vacuum device must be moved so that it does not interfere with getting on and off, or the extraoral vacuum device does not hit the patient. ing.

[0007]

According to the first aspect of the present invention, there is provided a water supply / drainage box integrally having an extra-oral vacuum device and a spitton, and the water supply / drainage box is integrated with the side of the treatment chair so as to be movable back and forth. It is attached to.

According to a second aspect of the present invention, in the first aspect of the present invention, the water supply / drainage box moves forward so that the spittons come to the gargling position when the treatment chair is in the upright position, and when the treatment chair is in the down position. The suction port of the extra-oral vacuum device is moved backward so as to come near the oral cavity of the patient.

According to a third aspect of the present invention, in the first aspect of the present invention, the water supply / drainage box is at a retracted position with respect to the treatment chair when the patient gets on and off the treatment chair, so that the patient can easily get on and off the treatment chair. It is in a position.

According to a fourth aspect of the present invention, in the first aspect of the present invention, an illumination lamp is provided near the intake port of the extra-oral vacuum device, and during technical work, the intake port is moved near the operator's hand. It is intended to illuminate the operator's working unit.

According to a fifth aspect of the present invention, in the first aspect of the present invention, the extraoral vacuum device moves to a position where it does not hit the patient in conjunction with the elevating operation of the treatment chair, or in conjunction with the inversion operation. To move near the patient's mouth.

According to a sixth aspect of the present invention, in the first aspect of the present invention, the dental treatment chair can be activated only when the extraoral vacuum device is at a predetermined position. The vacuum device does not hit the patient.

[0013]

DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is an overall schematic configuration diagram for explaining an embodiment of a dental treatment unit according to the present invention.
In the figure, parts having the same functions as those of the prior art shown in FIG. 3 are denoted by the same reference numerals as in FIG. Thus, in the prior art shown in FIG. 3, the water supply / drainage box 14 is integrally attached to the treatment chair 11 on the side of the treatment chair 11, and the spitton 13 is in the upright position. And the water supply and drainage box 14
Are located relatively forward.

Therefore, when the patient gets on and off the treatment chair 11, he or she must get on and off from the front of the treatment chair 11 (in the direction of arrow A). Met. In addition, during the dental treatment, the surgeon sometimes performs a technical work.At this time, if the intake port of the extraoral vacuum device is at hand, dust such as cutting powder generated by the technical operation is removed by the extraoral vacuum device. Although it can be sucked and discharged, it is very hygienic. However, as described above, if the water supply / drainage box 14 is fixed to the front, the length of the suction arm 19 becomes longer, which makes it difficult to operate.

The present invention has been made in view of the above circumstances, and in particular, according to the first to third aspects of the present invention, the water supply / drainage box 14 can be moved in the directions of arrows B and C, and the patient can When getting on and off, the water supply / drain box is moved in the direction of arrow B so that the patient can get on and off the treatment chair from the side of the treatment chair 11 (direction of arrow D).
When gargling, it moves in the direction C and the treatment chair 11
The spittoon 13 is raised, and the spitton 13 is placed in a position where it is easy to gargle. Or, during dental treatment or technical work, the water supply / drainage box 14 is moved in the direction B so that the intake port 18 is near the oral cavity of the patient or technical work. It is designed to be easily placed near the hand at the time.

Furthermore, the surgical light 22 is located in front of the patient's face during dental treatment and illuminates the inside of the patient's mouth. When gargles, the patient's face hits the surgical light 22. Like not
It jumps up to the position shown by the chain line 22 ', and moves to the position shown by the solid line 22 to illuminate the inside of the patient's mouth when the treatment chair 11 is in the treatment position (sleeping state). Therefore, when the treatment chair 11 is in the upright state (gargle position), the surgical light 22 cannot be used. In such a case, even if the operator attempts to perform a technical operation, the operator uses the surgical light. Can't do it, it's dark and difficult to work.

According to a fourth aspect of the present invention, in consideration of the above situation, an illuminating lamp 23 is provided in the vicinity of the intake port 18 of the extra-oral vacuum device, and the illuminating lamp 23 provides a hand at the time of technical work. It is designed to be illuminated. In this way, even when the operating light cannot be used, the illuminating light 23 provided near the intake of the extra-oral vacuum device can be used, so that the technical work becomes very easy, and When the user moves the lamp 18, the lamp 23 is also moved at the same time, so that there is no need to perform a special operation for moving the lamp 23.

As described above, in the present invention, the water supply / drainage box 14 is moved in the front-rear direction. For example, when the treatment chair 11 is to be raised when gargling, the surgical light 22 is normally turned on. Since the treatment chair 11 is jumped up in conjunction with the raising operation, there is no problem that the operating light 22 does not hit the patient's face. Similarly, if the extraoral vacuum device is moved to a position where it does not hit the patient in conjunction with the activation of the treatment chair 11, there is no problem.
The intake port 18 and the illuminating lamp 23 cannot be used, so that dust cannot be sucked and discharged or illuminated during technical work.

According to a fifth aspect of the present invention, when the treatment chair is raised, the patient's face is prevented from hitting the intake port 18, and even when the treatment chair is in the upright gargle position,
In order to effectively use the extra-oral vacuum device and the illumination lamp, the inhaler is placed at a position where the patient's face does not hit the intake port in conjunction with the elevating operation of the treatment chair, and the operator manually sets the desired position ( Specifically, it is moved to a position where it can be moved (in the vicinity of the hand at the time of technical work), for example, by rotating the suction arm 19 around a vertical axis, and after the treatment chair is in the upright state. , The surgeon can freely operate the extra-oral vacuum device and the illumination lamp.

The water supply / drain box 14 is moved in the front-rear direction by manual operation or button operation. At this time, only when the intake arm 19 is within a predetermined angle range with respect to the vertical axis (the treatment chair 11). When the patient's face is activated, the treatment chair 11 can be activated only when the air intake port is in an angle range where the patient does not touch the face (claim 6). There is no such thing as it is safe.

FIG. 2 shows the water supply / drainage box 14 shown in FIG.
In the illustrated embodiment, a rail 25 is provided on the side of the treatment chair 11, and on the rail 25, an arm 26 extending to the side of the water supply / drain box 14 is provided. The rollers (at least two in the front and the rear) provided are held, and the rollers are movable on the rails 25 in the front and rear directions (arrows B and C directions). It is not limited.

[0022]

According to the first aspect of the present invention, the dental treatment chair has a water supply / drainage box integrally having an extraoral vacuum device and a spitton on the side of the dental treatment chair. Since it is movably attached to the patient, the patient can get on and off the treatment chair from the side of the treatment chair when getting on and off the treatment chair,
It is possible to fix the legs in a stable state by sitting on a chair first, and it is very easy for children and women and even elderly people to get on and off the vehicle.

According to a second aspect of the present invention, in the first aspect of the present invention, the water supply / drainage box is moved forward so that the spittons come to the gargling position when the treatment chair is in the upright position, and when the water supply and drainage box is in the down position. Since the suction port of the extra-oral vacuum device is moved backward so as to be near the mouth of the patient, the spittons are easily gargled when gargling.

According to a third aspect of the present invention, in the first aspect of the invention, the water supply / drainage box is at a retracted position with respect to the treatment chair when the patient gets on and off the treatment chair. Cheap.

According to a fourth aspect of the present invention, in the first aspect of the present invention, an illumination lamp is provided near an intake port of the extra-oral vacuum device, and during the technical work, the intake port is moved to a position near a surgeon's hand. Since the working part of the surgeon can be illuminated, the surgeon can perform a technical work while illuminating the hand and sucking and exhausting dust with the vacuum device.

According to a fifth aspect of the present invention, in the first aspect of the present invention, the extraoral vacuum device is manually operated by an operator at a position where it does not hit a patient in conjunction with the elevating operation of the treatment chair. When the chair is raised, the vacuum device is moved to a position where it does not hit the patient, so that the vacuum device does not hit the patient.

According to a sixth aspect of the present invention, in the first aspect of the present invention, the treatment chair is activated only when the extra-oral vacuum device is at a position not in contact with the patient, so that the vacuum device contacts the patient. There is no such thing.

[Brief description of the drawings]

FIG. 1 is an overall configuration diagram for explaining an embodiment of a dental treatment unit according to the present invention.

FIG. 2 is a view showing an example of an attachment structure for movably attaching a water supply / drainage box to a dental treatment chair.

FIG. 3 is a diagram showing an example of a dental treatment unit previously proposed by the present applicant.

[Explanation of symbols]

10: dental treatment unit, 11: treatment chair, 12: arm of operating light, 13: spitton, 14: water supply / drain box, 16: instrument holder for assistant,
Reference numeral 18 denotes an intake port, 19 an intake arm supporting the intake port 18, 22 an operating light, and 23 an illumination light.

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-7-31634 (JP, A) JP-A-60-150747 (JP, A) JP-A 4-269953 (JP, U) JP-A 62- 113526 (JP, U) Japanese Utility Model Showa 60-81536 (JP, U) Japanese Utility Model Showa 62-113527 (JP, U) Japanese Utility Model Showa 58-13215 (JP, U) (58) Field surveyed (Int. ^7, DB name) A61C 19/00 A61C 13/00 A61C 17/00 A61C 17/08

Claims (6)

(57) [Claims] 1. A dental apparatus comprising a water supply / drainage box integrally having an extraoral vacuum device and a spitton, wherein the water supply / drainage box is integrally mounted on a side of a treatment chair so as to be movable back and forth. Treatment unit. 2. The water supply / drainage box, when the treatment chair is in the upright position, moves forward so that the spittons come to the gargling position, and when in the down position, the intake port of the extraoral vacuum device is used for the patient. The dental treatment unit according to claim 1, wherein the dental treatment unit moves backward so as to come near the oral cavity. 3. The water supply / drainage box is in a retracted position with respect to the treatment chair when the patient gets on and off the treatment chair,
The dental treatment unit according to claim 1, wherein the patient is located at a position where the patient easily gets on and off the treatment chair. 4. An illuminating lamp is provided in the vicinity of the suction port of the extra-oral vacuum device, so that the suction port can be moved to a position near a surgeon's hand during a technic operation to illuminate a working section of the surgeon. The dental treatment unit according to claim 1, wherein: 5. The extraoral vacuum device moves to a position where it does not hit a patient in conjunction with the elevating operation of the treatment chair,
Alternatively, the dental treatment unit according to claim 1, wherein the dental treatment unit moves near the oral cavity of the patient in conjunction with the tilting operation. 6. The dental treatment unit according to claim 1, wherein the treatment chair can be activated only when the vacuum device is at a predetermined position.