JPH067705Y2 - Tube protection structure for dental treatment instruments - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (a) Industrial field of application The present invention relates to a dental treatment instrument for protecting tubes connected to various treatment instruments such as handpieces, syringes and vacuums used for dental treatment. Of tube protection structure.

(B) Conventional technology Conventionally, a tube connected to a device such as the above-mentioned handpiece or syringe is inserted into and removed from a housing provided in a bed body or the like, and a winding device incorporated in this housing is used. It is urged in the storage direction by a traction means such as an electric motor.

(C) Problems to be solved by the device However, the grease for lubricating the rotating part of the winding motor and the metal powder generated during driving adhere to the inside of the housing described above, and the tube pull-out The dust and dirt that is sometimes attached is sucked into the housing by the tube pulling action, so the sanitary condition inside the housing is extremely poor, and the outer peripheral surface becomes dirty every time the tube moves in and out of the housing. There is a problem that the hygiene condition deteriorates due to the stains and germs adhering to the tube spreading or adhering to the surroundings.

The purpose of this invention is to separate the inside and the outside of the housing to reliably prevent dust and germs from diffusing, and to ensure a hygienic environment suitable for dental treatment. To provide a protective structure.

(D) Means for Solving the Problems In the tube protection structure for a dental treatment instrument of the present invention, the tube connected to the treatment instrument is inserted into the hole opened in the housing, and the outer peripheral surface of the extraction side of the tube is Is covered with a protective cover formed to have a length that allows the tube to be taken in and out, and the distal end side peripheral portion of the protective cover is fixed to the pull-out side outer peripheral surface of the protective cover. The part is fixed to the hole of the housing formed to have a size that allows the front and back of the protective cover to be reversed.

(E) Action This invention is to store the tube connected to the treatment instrument in the housing through the hole, and turn over the protective cover covered by the tube in order, so that the outer side of the protective cover corresponding to the outside of the housing. The inside of the tube to cover the outer peripheral surface of the storage side of the tube.

On the other hand, while pulling out the tube connected to the treatment instrument from the housing through the hole, turn the covered protective cover upside down and turn the outer side of the protective cover, which corresponds to the inside of the housing, to the inner side, and the outer circumference of the tube on the pulling side. Cover the surface.

(F) Effect of the device According to this device, the inside of the housing and the outside are completely separated by the protective cover that covers the tube, so that dust, germs, etc. inside the housing adhere to the outer peripheral surface of the extraction side of the tube. In addition, it is possible to reliably prevent external dust and germs from being sucked into the housing when the tube is towed and housed inside the housing.

Moreover, when using the above-mentioned treatment instrument, since the tube connected to the instrument is covered and protected by the protective cover, it is possible to prevent dust and other germs in the housing from spreading around the pull-out side of the tube. It is possible to secure a hygienic environmental condition suitable for dental treatment without worrying about contamination of the like.

Furthermore, since the tube and the protective cover are integrally housed inside the housing, the protective cover does not get in the way when the therapeutic instrument is handled, and the housing together with the tube requires a small storage space for the protective cover. .

(G) Embodiment of the Invention One embodiment of the invention will be described in detail below with reference to the drawings.

The drawing shows the tube protection structure of the dental treatment instrument mounted on the dental treatment table, and in FIG.
Includes a headrest 4 pivotably attached to one side portion in the width direction of a bed body 3 placed on the base 2, so that the headrest 4 of the bed body 3 is pivotally attached to the housing 5, and a high-speed handpiece 6 and Low speed handpiece 7 and syringes 8 and 9
And various instruments of the vacuum 10 are connected to the headrest 4 pivotally attached side so as to be freely inserted and withdrawn.

The high speed handpiece 6 and the low speed handpiece 7 described above,
The tubes 11 connected to the syringes 8 and 9 and the vacuum 10 are inserted into and removed from the holes 5a opened on the front surface of the housing 5 and are arranged inside or outside the base 2. Each device is connected to various devices and is urged by a traction means such as a winding motor in the direction of being housed in the housing 5.

As shown in FIG. 1, each of the tubes 11 ... Is in a state in which the tubes 11 ... Are drawn out to the maximum size from the inside of the housing 5, and each tube 11 ... The outer peripheral surface of the tube 11 on the pull-out side is, for example, a tubular protective cover 1 formed of a thin soft member such as a synthetic resin.
Each is covered with 2 ...

As shown in FIGS. 2 and 3, each of the protective covers 12 has a hole 5a at the base end side peripheral edge portion formed on one flare.
The male screw portion 5b protruding to the front is fitted into the male screw portion 5b.
The nut 13 is screwed into b to be fixed in an airtight state, and the other end side peripheral edge portion is pressed against a male screw portion 10a formed at the base end portion of the vacuum 10, for example, and the nut is attached to the male screw portion 10a. 14 is screwed and fixed in an airtight state.

As shown in FIG. 4, the bed main body 3 described above is provided with a tool holder 16 on a support rod 15 standing on the pivot side of the headrest 4.
And a tray 17 on which small instruments and chemicals are placed is held on the upper part of the tool holder 16, and a hydraulic cylinder (not shown) provided inside the base 2 is moved up and down for treatment. A foot switch 18 for driving and controlling a hydraulic cylinder (not shown) is connected to the lower portion of the base 2 which is adjusted to an optimum height.

In addition, the above-mentioned respective instruments are inserted into the respective hole portions 5a ... And held in a slightly projected state, and the operation switches are automatically input and driven by the withdrawing operation of the respective tubes 11.

The operation of the illustrated embodiment will be described below assuming that it is configured as described above.

As shown in FIG. 1B, for example, when the vacuum 10 used for treatment is stored in the hole 5a of the housing 5, the tube 11 connected to the vacuum 10 is pulled into the housing 5 by a pulling means. As shown in B, the surface of the protective cover 12 covered with the tube 11 is reversed from the base end side in order, and the outer side of the protective cover 12 corresponding to the outside of the housing 5 is inward. As described above, the outer peripheral surface of the tube 11 housed inside the housing 5 is covered and protected.

On the other hand, as shown in C, when the vacuum 10 is used for treatment, the tube 11 connected to the vacuum 10 is used.
While pulling out from the housing 5 against the pulling force, the protective cover 12 covered by the tube 11 is turned upside down in order as shown in (b) so that the outer surface side of the protective cover 12 corresponding to the inside of the housing 5 is the inside. As shown in (a), the outer circumferential surface of the tube 11 that is pulled out of the housing 5 is covered and protected.

In this way, the inside and outside of the housing 5 are connected to each tube 11
Since the protective covers 12 covered with ... Are completely isolated from each other, when the tubes 11 are housed in the housing 5, the outer peripheral surface of the pull-out side of each tube 11 and the inside of the housing 5 come into contact with each other. Blocked by the protective covers 12, ...
It is possible to reliably prevent the adhesion of dust and germs inside, and also to suck dust and germs outside the housing 5 into the housing 5 when the tubes 11 ... Are pulled inside the housing 5. Can be prevented.

Moreover, since the inside and outside of the housing 5 are separated by the above-mentioned protective covers 12 ... When the respective instruments are used for treatment, dust and other germs inside the housing 5 are surrounded around the pull-out side of each tube 11. It is possible to prevent the diffusion, there is no fear that the therapist, the instrument and the like are contaminated, and it is possible to secure a hygienic environmental condition suitable for dental treatment.

Furthermore, since the tubes 11 and the protective covers 12 are integrally housed inside the housing 5, the protective covers 12 do not interfere with the handling of the treatment instrument, and the tubes 11 and the tubes 11 do not interfere with each other. By storing, the storage space for each protective cover 12 ... Can be made small.

The treatment instrument constituting the present invention corresponds to the handpieces 6 and 7, the syringes 8 and 9, and the vacuum 10 of the above-described embodiment, but the present invention only has the configuration of the above-mentioned embodiment. It is not limited to.

For example, as shown in FIG. 5D, when the distal end side peripheral portion of the protective cover 12 is fixed to the intermediate position of the tube 11 corresponding to the above-mentioned drawing dimension, the tube 11 is inserted into the housing 5, Tube 11 as shown in
The protective cover 12 is inserted into the hole 5a from the peripheral edge of the tip end side of the protective cover 12, and the protective cover 12 is turned upside down in order to cover the outer peripheral surface of the tube 11 on the storage side.

[Brief description of drawings]

The drawings show an embodiment of the present invention, FIGS. 1A to 1C are explanatory views of the reversing operation of the protective cover, FIG. 2 is an enlarged vertical side view showing a connecting portion between the protective cover and the housing, and FIG. FIG. 4 is an enlarged vertical side view showing a connecting portion between the protective cover and the treatment instrument, FIG. 4 is a rear view of a dental treatment table equipped with the treatment instrument, and FIGS. FIG. 1 ... Dental treatment table, 5 ... Housing 5a ... Hole, 10 ... Vacuum 11 ... Tube, 12 ... Protective cover

Claims (1)

[Scope of utility model registration request] 1. A tube connected to a treatment instrument is inserted into a hole opened in a housing, and an outer peripheral surface of the pull-out side of the tube is provided with a protective cover formed to a length that allows the tube to be taken in and out. A housing formed so that the peripheral edge of the protective cover on the distal end side is fixed to the outer peripheral surface of the tube on the pull-out side, and the peripheral edge of the proximal end of the protective cover is allowed to be turned upside down. Tube protection structure for dental treatment equipment fixed in the hole of the.