JPH0731636A - Medical fluid spray type washing sterilizer of handpiece for dental cutting - Google Patents

Abstract

PURPOSE:To achieve a washing and disinfection of a handpiece polluted simply without scattering a substance to be disinfected externally with a disinfecting container isolated having a small micromotor and an air hose connected and moreover, enables the washing and the disinfecting of the inside thereof totally by immersing a rotor (rotating part) positioned at the tip of the handpiece in a disinfecting tank formed in the disinfecting container to rotate. CONSTITUTION:This apparatus is made up of a cylinder body 1 holding a disinfecting liquid as pressurized, a disinfecting container 2 which has an opening and is deep enough to insert the whole of a handpiece 10, has a nozzle 7 opened to wash the whole of the handpiece 10 by a medical fluid transmitted through the nozzle 7 from a cylinder and is adapted to prevent the scattering of a pollutant externally and a collection tank 3 for preserving the medical fluid polluted after use.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a liquid medicine for a handpiece having a novel structure that can be quickly and easily washed and sterilized each time a handpiece for tooth cutting used for dental treatment in a dental clinic or the like is used. The present invention relates to a spray-type cleaning / sterilizing device.

[0002]

2. Description of the Related Art Generally, in a dental clinic, a tooth cutting piece used for dental treatment or a dental cutting hand piece with blood adhered (hereinafter referred to as a hand piece) is used for supplying the hand piece and its power. A small motor or air hose was separated, and disinfection was performed using an auto-grape (high-pressure steam disinfectant), which is a disinfecting device that placed the handpiece away from the treatment table.

Conventionally, in order to use this type of disinfection after treating one patient and then using it in the next patient, the hose and handpiece to be connected are removed, and the disinfection container is used to disinfect it for several tens of times. The only option was to wait for a minute, or put on multiple disinfected handpieces for treatment.

[0004]

DISCLOSURE OF THE INVENTION Disinfection of a dental treatment instrument with a conventional disinfection device has the following drawbacks. (1) Air hose for driving the handpiece,
The handpiece etc. was removed from the micromotor, and the disinfection tool installed in another place was disinfected with auto-grape etc. This can be time consuming and laborious, and tend to neglect the use of a completely disinfected handpiece for each patient. (2) It is natural to use handpieces that have been sterilized for each patient, but in the case of conventional disinfecting machines, it may happen that they may come into contact with the dental work table or other treatment equipment during treatment. It was impossible to sterilize. (3) There was a risk of infection if the doctor or assistant had a cut when removing the handpiece with the cut blood or cut pieces attached. The present invention has been made in view of the above-described drawbacks, and an object of the present invention is to provide a device that can promptly perform cleaning and sterilization at an appropriate position near the treatment table because it is not necessary to separate the handpiece.

[0005]

In order to achieve the above object, according to the present invention, a cylinder containing a pressurized disinfectant solution and the disinfectant solution is sprayed through a nozzle toward the entire handpiece. The handpiece is provided with an opening for the handpiece, and is formed into a main body of a disinfectant container so that the disinfectant solution and dirt are not scattered to the outside, and the size of the inside area is also adapted.

In order to ensure the disinfection of the rotating part of the tip 11 of the handpiece, the rotating part is immersed in the tank in which the disinfectant solution is stored inside the disinfecting container body. In addition, since power is connected to the handpiece, it is driven so that it can be washed and disinfected inside the rotor of the handpiece, and the used disinfectant solution will flow to the outside and contamination will not occur. There is also a collection tank.

[0007]

[Function] This disinfection device is easy to move because it is easy to hold with one hand, and it can be attached to the dental work table by using the holder. Can quickly and easily clean and sterilize dental handpieces, etc., and also has a cleaning and sterilizing effect on the inside of the tip. During this time, adhered blood and tooth cutting pieces do not splash outside, and used disinfectant etc. Also enters the collection tank in the container and is absorbed by the drug solution absorbing sponge, so replacing it has the effect of always protecting hygiene management.

[0008]

An embodiment of the present invention will be described in detail with reference to the drawings.
FIG. 1 shows that the disinfection container body 2 is attached to the upper surface of a container pedestal 2A made of metal or plastic, and the side surface of the disinfection container body has a mesh shape and an appropriate width, and has a circular shape in plan view. 2 shows an appearance in which the cylinder body 1 is expanded and contracted from the spring steel and fixed.

FIG. 2 is a longitudinal sectional view showing a disinfectant container body 2 of the present invention mounted on a known cylinder so that the inside of the disinfectant container body can be seen. Nozzle 7 is provided in the upper surface opening 9 in which the piece 10 and the low-speed handpiece can be inserted.
The inner depth is formed to have a sufficient area for cleaning the upper handpiece.

When an opening / closing valve on the top of the cylinder body 1 in which the chemical solution is filled and pressurized is operated, the nozzle opening 8 is introduced into the tank of the disinfection tank 4 provided inside the disinfection container body 2 through the nozzle 7. The nozzle opening to be inserted by means of one or a plurality of nozzle openings. The disinfection tank 4 has a depth such that the entire tip of a contaminated high-speed handpiece or low-speed handpiece can be inserted, and a rectangular or polygonal cylinder having an opening, or a cylindrical structure. As shown in the figure, the entire rotating part of the tip of the handpiece is molded in the disinfecting tank to the minimum necessary size so that it can be immersed in the chemical solution. It can be washed away.

Further, the collecting tank 3 is provided at the lower part of the disinfecting tank 4, and the used liquid in the disinfecting tank is used as the chemical solution outlet 14.
To the collecting tank located in the lower part, and further, since the chemical solution absorbing sponge 13 for absorbing this liquid is laid in the lower part of the collecting tank, it is absorbed. The chemical solution absorbing sponge has a structure that can be freely replaced.

FIG. 3 shows a disinfection container body 2 having a proper number of small windows provided on the side surface thereof, which is made of plastic or hard glass. The purpose is convenient because the state of cleaning and disinfection of the high speed handpiece inserted in the container, the absorption and collection status of the chemical solution, and the breakdown can be judged from the small window.

FIG. 4 is a top view of a known cylinder body.
The tip of the container body is detachably attached, and the container body is relatively small and convenient for placing in the vicinity of the dental treatment table. The container body is mounted horizontally. The tip of the horizontal disinfection container body 16 is formed into a conical shape, and is composed of a cylindrical body. As shown in the cross-sectional view, the nozzles 7 connected to the switch portion of the cylinder body are arranged in plural inside, and the nozzle openings are respectively formed. Since the portion 8 is provided, it is very effective for cleaning the tip rotor portion 11 such as a high speed handpiece inserted in the container body by spraying.

The above handpiece is inserted through the opening at the end of the container body. Since it is downsized, no disinfection tank is provided. The chemical liquid used in the container is absorbed by the sponge 13 and can be replaced. To stabilize the main body, legs 17 are attached to the ends so as to slightly move up and down. FIG. 5 is a left side view of FIG. 4 showing a state in which the horizontal disinfection container body is attached to the cylinder body. Since it is small as described above, it is possible to perform cleaning and sterilizing work while holding the cylinder body side with one hand. . The above is the embodiment of the present invention.

[0015]

Since the present invention is constructed as described above, it has the following effects. (1) Since this handpiece cleaning and sterilizing device can be easily carried, it is possible to immediately and easily clean and sterilize a contaminated handpiece on the spot during treatment, and the handpiece can be used by a patient rather than a patient. Or, it is possible to prevent the infection from the patient to the doctor. (2) The main body of the disinfection container is driven by the power of the driving handpiece.It is inserted from the tip to the end of the handpiece. It is convenient because the inside of the part can be completely washed and sterilized. (3) Since it can be easily carried and moved freely, it can be placed at any position near the dental treatment table, and cleaning and sterilization of the handpiece etc. can be performed without trouble, improving the system of the treating doctor. Is large. (4) Since the device according to the present invention is composed of a cylinder containing fresh fresh chemical solution, a room for washing contaminated handpieces, and a tank divided into three places for containing only dirty water, reinfection is performed. It has a hygienic structure that does not generate.

[Brief description of drawings]

FIG. 1 is a front view in which a disinfection container body is attached to a cylinder body.

FIG. 2 is a vertical sectional view of the disinfection container body of FIG.

FIG. 3 is a front view of a disinfecting container body provided with a small window.

FIG. 4 is a vertical cross-sectional view of a chemical spray type disinfection container having no disinfection tank.

5 is a left side view of FIG. 4. FIG.

[Explanation of symbols]

 1 Cylinder main body 2 Disinfectant container main body 2A Container pedestal 3 Collection tank 4 Disinfection tank 5 Cylinder holder 6 Open / close valve 7 Nozzle 8 Nozzle opening 9 Top opening 10 High speed handpiece 11 High speed handpiece tip 12 Air hose 13 Chemical liquid absorption sponge 14 Chemical Solution Outlet 15 Small Window 16 Horizontal Disinfection Container Body 17 Legs

Claims (5)

[Claims] 1. A high-speed handpiece 10 containing a disinfectant solution and being pressurized, a high-speed handpiece 10 for contaminated used dental cutting and a low-speed handpiece 10 for contaminated use are driven. The air hose has an opening and a depth that can be inserted into the low-speed handpiece without separating the micromotor and the power cord, and discharges through the completely sealed nozzle 7 of the cylinder body 1. When cleaning and disinfecting the entire high-speed handpiece and low-speed handpiece, even if the nozzle opening 8 provided at the tip of the nozzle 7 of both handpieces is opened, it is sealed so that drugs and contaminants will not be scattered to the outside. A disinfection container body 2 shaped like a circle, and a collection tank 3 into which used chemicals and contaminants flow and collect, and further A chemical spray type cleaning and sterilizing apparatus for a dental cutting handpiece provided with a chemical liquid absorbing sponge 13 that absorbs these. 2. The disinfectant container main body 2 can be inserted in a drivable state, so that the disinfectant liquid is inserted from the tip through the nozzle from the pressurized cylinder main body 1 containing the disinfectant liquid into the disinfectant container main body. A high-speed handpiece and a low-speed handpiece are cleaned, and a disinfecting tank 4 for accumulating the disinfectant solution is provided. The disinfection tank is shaped to be large enough to immerse the entire rotating part of the tip 11 of the high-speed handpiece and the low-speed handpiece, and cleans and disinfects the inside of the rotating part, and drives to wash away the dirt and bacteria inside. The cleaning / sterilizing apparatus of chemical spray type for a dental cutting handpiece according to claim 1, which is configured. 3. A micromotor and an electric cord for driving a low speed handpiece and a handpiece body without separating an air hose which is connected to send pressurized air for driving the high speed handpiece 10. 3. The cleaning and sterilizing apparatus according to claim 1 or 2, wherein the cleaning and sterilizing apparatus has a proper size and is installed near a dental treatment table without being separated. 4. A transparent plastic that allows the disinfection container body 2 of claim 1 to be observed when the high speed handpiece or the low speed handpiece is washed and sterilized by a disinfecting chemical solution discharged from the nozzle opening 8. The cleaning and sterilizing apparatus according to claim 1 or 3, further comprising a small window 15 made of hard glass. 5. A container body and an upper portion of a known cylinder body which releases a chemical solution when a switch is pushed are detachably mounted. In the cleaning and sterilizing apparatus, the tip of the horizontal disinfection container body 16 for horizontally arranging the container is formed into a conical shape, and the body is formed into a cylindrical shape, and the nozzle 7 connected to the cylinder switch is provided on the upper side inside thereof. Are arranged and fixed in a plurality, and the high-speed handpiece and the low-speed handpiece inserted from the opening of the container body are washed by a spray method. Further, a sponge 13 for absorbing a used chemical liquid is provided, and the size is reduced as a whole, and the chemical spraying type of the dental cutting handpiece according to claim 1 is characterized. Cleaning and sterilizing equipment.