KR101177868B1 - Sterilizing apparatus for handpieces - Google Patents

Abstract

The present invention facilitates the introduction and withdrawal of a plurality of handpieces in a closed chamber, sterilizing the handpiece introduced into the chamber at room temperature using low-temperature plasma gas, as well as water washing or oil washing selectively. The present invention relates to a handpiece disinfection sterilization apparatus which can be completely sterilized and cleaned and prevent deformation of the handpiece due to room temperature disinfection and greatly reduce sterilization time, and is composed of a cylindrical body, a sealed chamber, and a cradle. A handpiece sterilization apparatus comprising a mounting portion formed to be detachable from the holder, wherein the bottom surface of the chamber further comprises a first nozzle and a second nozzle; A first supply hole formed in a supply pipe of the mounting portion to connect an oil supply device for supplying oil and an air supply device for supplying air; A low temperature plasma generator for supplying a low temperature plasma gas, an air supply device for supplying air, and a water supply device for supplying water to the first nozzle, the second nozzle, and a second supply hole of the supply pipe; The chamber may be further connected to a vacuum pump for exhausting the air in the chamber to the outside to maintain the vacuum inside the chamber or to circulate the air in the chamber.

Description

Handpiece Disinfection Sterilizer {STERILIZING APPARATUS FOR HANDPIECES}

The present invention relates to an apparatus for sterilizing sterilization of a dental handpiece, and more particularly, to enable easy insertion and withdrawal of a plurality of handpieces in a closed chamber, and the handpiece introduced into the chamber using low temperature plasma gas. Sterilization at room temperature, as well as water washing or oil washing can be performed selectively, handpiece disinfection can prevent sterilization of the handpiece due to normal sterilization and cleaning at the same time and greatly reduce sterilization time It relates to a sterilization device.

In general, a variety of dental medical instruments are used in dentistry to treat abnormal teeth. In particular, dental handpieces used for surgery and treatment are exposed to bacteria and microorganisms. Liver cross infection problems are frequently occurring.

Therefore, in order to prevent infection by bacteria and microorganisms as described above, the importance of disinfection and sterilization for dental medical devices is emerging.

Methods of disinfection and sterilization of dental handpieces that are currently used include methods by means of devices and medicines, and methods by means of devices include autoclave, dry heat sterilizer, and EO. There are a sterilizer, an ultrasonic sterilizer, etc., and a povidone, gluconate chlorohexidine, glutaraldehyde, etc. are used as a chemical | medical method.

On the other hand, the handpiece is used to remove and attach a variety of tooth processing tools for treating the patient's teeth, such handpiece hollow tube therein to supply the washing water sprayed to the corresponding treatment area when treating the patient's teeth Is formed.

However, the hollow tube formed on the handpiece as described above is not only straight but also composed of various shapes such as bent at a certain angle, and since its inner diameter is very small, the above-mentioned high temperature and high pressure handpiece sterilization apparatus is used. When used, it causes deformation of products such as handpieces, thereby shortening the product life of the handpieces.

Due to the above problems, despite the need to use a sterilized handpiece for each patient, the product life of the expensive handpiece can be significantly reduced, most dentists are reluctant to sterilize by high temperature, high pressure There is a situation.

In case of sterilization and sterilization using chemicals, the degree of deformation of the product may be reduced compared to the high temperature and high pressure handpiece sterilization device, but since many processes such as chemical sterilization, sterilization, and drying, Disinfection and sterilization work takes a long time and requires a lot of manual work, as well as the need for separate equipment such as dryers, sterilizers required for a separate process, there is a problem that the burden of the overall equipment cost and maintenance costs are very large.

The present invention has been invented in view of the above-described problems, and an object of the present invention is to enable easy insertion and withdrawal of a plurality of handpieces in a closed chamber, and the handpiece introduced into the chamber is a low-temperature plasma gas. By sterilizing at room temperature by using, as well as water washing or oil washing can be selectively performed, handpiece disinfection can prevent sterilization of the handpiece due to normal sterilization at the same time and greatly reduce sterilization time A sterilization apparatus is provided.

The present invention for achieving the above object includes a main body, a hermetically sealed chamber formed in the interior of the main body, the chamber is vertically moved up and down vertically, and the mounting portion is formed to be detachable to the mount,

The mounting portion is a place where the handpiece to be sterilized is inserted and fixed, a circular seating portion, a mounting groove formed on the outer circumferential surface of the seating portion and detachable to the holder, and the handpiece are inserted, protruding around the bottom surface of the seating portion. And a plurality of discharge pipes for injecting a predetermined medium introduced therein, and a supply pipe extending in the center of the rear surface of the seating part to supply the medium to the discharge pipes,

The first supply hole and the second supply hole are formed in the interior of the supply pipe, the discharge hole is formed in the discharge pipe, the first supply hole and the second supply hole is connected to the discharge hole through an inner tube formed inside the seating portion In the handpiece sterilization apparatus is configured to be tightly coupled to the passage that can be supplied with a predetermined medium from the outside while the supply pipe is in close contact with the inner surface of the mounting portion,

A first nozzle and a second nozzle are further formed on the bottom of the chamber;

A first supply hole formed in a supply pipe of the mounting portion to connect an oil supply device for supplying oil and an air supply device for supplying air;

A low temperature plasma generator for supplying a low temperature plasma gas, an air supply device for supplying air, and a water supply device for supplying water to the first nozzle, the second nozzle, and a second supply hole of the supply pipe;

The chamber may be further connected to a vacuum pump for exhausting the air in the chamber to the outside to maintain the vacuum inside the chamber or to circulate the air in the chamber.

In addition, the low temperature plasma generator according to the present invention, the hydrogen peroxide storage container for storing the liquid hydrogen peroxide, the vapor generator for vaporizing the liquid hydrogen peroxide provided from the hydrogen peroxide storage container to convert the gas to the low temperature plasma generator further comprises It is done.

In addition, between the vacuum pump and the chamber according to the present invention a filter for removing moisture and foreign matter contained in the air inside the chamber flowing through the vacuum pump, and by decomposing ozone contained in the air discharged through the filter to the outside It is characterized in that the ozone decomposer is discharged further.

 In addition, the vacuum pump according to the present invention is characterized in that the connection pipe circulated to the chamber is interposed with an eighth valve, the other air discharge pipe is provided with a ninth valve interposed.

In addition, the chamber according to the present invention is characterized in that a temperature sensor for sensing the temperature in the chamber, a pressure sensor for detecting the pressure in the chamber, and an ozone sensor for detecting the ozone concentration in the chamber is installed.

In addition, the outer wall of the chamber according to the invention is characterized in that the heater is built-in.

In addition, the front end of the oil supply device according to the present invention is characterized in that the first valve for intermitting the oil supply is interposed, the second valve for controlling the air supply is interposed in the front end of the air supply device.

In addition, the front end of the low-temperature plasma generator according to the present invention is interposed with a fourth valve for intermitting the supply of low-temperature plasma gas, the front end of the air supply device is interposed a fifth valve for intermitting the air supply, the water The front end of the supply device is characterized in that the sixth valve for intermittent water supply is interposed.

In addition, the pipe connected to the second supply hole of the supply pipe according to the invention is characterized in that the seventh valve for intermittent inflow of the medium is interposed.

As described above, the present invention makes it possible to easily insert and withdraw a plurality of handpieces in a hermetically sealed chamber, and sterilizes the handpiece introduced into the chamber at room temperature by using a low temperature plasma gas. It is possible to prevent the deformation of the handpiece caused by.

In addition, the present invention enables to selectively perform water washing or oil washing in addition to the sterilization treatment using the cold plasma gas at room temperature, it provides an advantage that the sterilization time can be greatly reduced with perfect sterilization and washing.

1 is an external view of the handpiece disinfection sterilization apparatus according to the present invention,
2 is a view showing a state in which the mounting portion of Figure 1 is tensioned,
3 is a view showing a state in which the mounting portion of FIG.
Figure 4 is a view showing the back of the mounting portion of FIG.
5 is a circuit block diagram of a handpiece disinfection sterilization apparatus according to the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Reference will now be made in detail to the preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings.

1 is an external view of the handpiece disinfection sterilization apparatus according to the present invention, Figure 2 is a view showing a state in which the mounting portion of Figure 1 is tensioned, Figure 3 is a view showing a state in which the mounting portion of Figure 1 is separated from the cradle, 4 is a view illustrating a rear surface of the mounting unit of FIG. 3.

As shown, the present invention handpiece disinfection sterilization apparatus 100,

The main body 101 and the hermetic chamber 102 formed in the main body 101 are included.

The chamber 102 further includes a cradle 103 vertically moving up and down, and a plurality of transfer rods 104 vertically moving by the operation of an actuator not shown and fixed to the cradle 103.

In addition, the mount 103 is configured to be detachable mounting portion 110.

The mounting portion 110 is a place where the handpiece to be disinfected is inserted and fixed, the mounting recess 111 and the mounting groove formed on the outer circumferential surface of the mounting portion 111 to be detached to the holder 103 The 112, the handle 113 formed on the upper surface of the seating portion 111, and the handpiece HP are inserted and protruded around the bottom surface of the seating portion 111, thereby introducing the medium (low temperature). A plurality of discharge pipes 114 for injecting plasma gas, oil, water, air, etc.) and a supply pipe 115 that is formed long in the center of the rear surface of the seating part 111 and inflows the medium to supply the discharge pipes 114. ).

The handpiece sterilization apparatus 100 of the present invention configured as described above,

When the holder 103 is raised through the operation unit 105 as shown in FIG. 2, the mounting unit 110 fixed to the holder 103 is raised together, and the mounting unit 110 is mounted as shown in FIG. 3. Separate from 103, and the handpiece to be sterilized (HP) is inserted into the discharge pipe 114 of the mounting portion 110 as shown in FIG.

In this case, as shown in FIG. 4, a plurality of separate supply holes, that is, a first supply hole 115a and a second supply hole 115b are formed in the supply pipe 115, and the discharge hole 114 is disposed in the discharge pipe 114. 114a) is formed.

In addition, the first supply hole 115a and the second supply hole 115b are configured to be connected to the discharge hole 114a through an inner tube 114b (see FIG. 5) formed in the seating part 111.

Here, the first supply hole 115a and the second supply hole 115b formed in the supply pipe 115 may be variously designed in various structures in addition to the shape shown in FIG. 4.

After inserting the handpiece HP into the discharge pipe 114 as described above, the mounting groove 112 of the mounting portion 110 is inserted into the holder 103 and fixed.

When the holder 103 is lowered through the operation unit 105, the holder 103 and the mounting unit 110 are inserted into the chamber 102 and completely sealed as shown in FIG. 1.

At this time, the supply pipe 115 of the mounting portion 110 is in close contact with the inner surface of the chamber 102 and is hermetically coupled with a passage through which a predetermined medium (low temperature plasma, oil, water, air, etc.) can be supplied.

Thereafter, a cleaning and sterilization operation is performed in the chamber 102.

5 is a circuit block diagram of a handpiece disinfection sterilization apparatus according to the present invention.

As shown, the chamber 102 of the handpiece disinfection sterilization apparatus 100 has a temperature sensor 11 for sensing the temperature in the chamber, a pressure sensor 12 for sensing the pressure in the chamber, and ozone in the chamber An ozone detection sensor 13 for detecting the concentration is installed.

In addition, the heater 14 is built in the outer wall of the chamber 102 to allow the temperature inside the chamber 102 to be varied.

In addition, the oil supply device 210 for supplying oil and the air supply device 220 for supplying air are connected to the first supply hole 115a formed in the supply pipe 115 of the mounting unit 110. Oil and air supplied from the supply device 210 and the air supply device 220 are injected into the first supply hole 115a of the supply pipe 115.

Here, the front end of the oil supply device 210 is interposed with a first valve 211 to control the oil supply, the front end of the air supply device 220 is a second valve 221 to control the air supply is It is interposed.

In addition, a plurality of first nozzles 361 and second nozzles 362 are further formed on a bottom surface of the chamber 102, and the first nozzles 361 and the second nozzles 362 and the second pipes of the supply pipe 115 are formed. A low temperature plasma generator 330 for supplying a low temperature plasma gas, an air supply device 340 for supplying air, and a water supply device 350 for supplying water are connected to the supply hole 115b. The low temperature plasma gas supplied from 330 and the air and water supplied from the air supply device 340 and the water supply device 350 are introduced into the second supply hole 115b of the supply pipe 115. .

Here, the low temperature plasma generator 330,

A hydrogen peroxide reservoir 310 for storing liquid hydrogen peroxide (H 2 O 2) and a steam generator 320 for vaporizing and converting liquid hydrogen peroxide provided from the hydrogen peroxide reservoir 310 into a gas are further formed. ) is, thereby generating a low temperature plasma gas is mixed with the hydrogen peroxide gas supplied from the steam generator (320), OH radicals, and O radicals ^_ quickly, greatly increase the sterilization efficiency by making the ionization separation.

In addition, the hydrogen peroxide stored in the hydrogen peroxide storage container 310 is in a liquid state, consisting of 80 to 40% by weight of water and 20 to 60% by weight of hydrogen peroxide, the discharge pipe of the hydrogen peroxide storage container 310 for controlling the discharge Three valves 311 are further formed.

The steam generator 320 is a device for converting hydrogen peroxide provided in a liquid form into a gas state, and converts hydrogen peroxide, which is liquid, into gas through a means such as heating a heater or generating ultrasonic vibrations.

Here, a fourth valve 331 for intermitting the supply of low-temperature plasma gas is interposed at the front end of the low temperature plasma generator 330, and a fifth valve for intermittent air supply at the front end of the air supply device 340. 341 is interposed, the front end portion of the water supply device 350 is interposed with a sixth valve 351 to control the water supply, the pipe connected to the second supply hole (115b) of the supply pipe 115 A seventh valve 332 is interposed to interrupt the supply of low temperature plasma, air, and water.

In addition, the chamber 102 is further connected to a vacuum pump 430 for exhausting the air in the chamber to the outside to maintain the inside of the chamber in a vacuum decompression state or to circulate the air in the chamber.

In addition, between the vacuum pump 430 and the chamber 102, the filter 410 to remove moisture and foreign matter contained in the air inside the chamber discharged through the vacuum pump 430, and through the filter 410 The ozone decomposer 420 which decomposes ozone contained in the discharged air and discharges it to the outside is further connected.

Here, the vacuum pump 430 is provided with an eighth valve 431 is interposed in the connection pipe circulated to the chamber 102 on one side, the ninth valve 432 is provided in the other air discharge pipe.

As a pretreatment process for disinfection, in order to maintain the inside of the chamber 102 in a vacuum decompression state, the ninth valve 432 is closed, and the eighth valve 431 is opened, and the vacuum pump 430 is then opened. To drive.

Therefore, the air in the chamber is exhausted to the outside through the vacuum pump 430 and the ninth valve 432, the interior of the chamber 102 is a vacuum decompression state.

The reason for maintaining the inside of the chamber 102 in a vacuum decompression state is to lower the pressure in the chamber so that the plasma injected into the chamber is further activated to improve disinfection efficiency.

In addition, during the chamber disinfection, the ninth valve 432 is closed and the eighth valve 431 is opened to allow air inside the chamber to circulate.

The filter 410 is a device for removing moisture and debris contained in the air inside the chamber flowing out through the vacuum pump 430. The filter 410 discharges moisture and foreign matter contained in the air, and only pure air. The ozone decomposer 420 is discharged.

The ozone decomposer 420 decomposes ozone contained in the air discharged through the filter 410 to prevent the ozone harmful to the human body from being discharged to the outside.

According to the present invention configured as described above, by selectively spraying and supplying oil, air, low temperature plasma, water, etc. into the chamber 102, the inside and outside of the handpiece HP is cleaned and sterilized. .

The overall operation of the present invention handpiece disinfection sterilization device configured as described above will be described in detail below.

First, the user raises the cradle 103 by operating the operation unit 105 of the handpiece disinfection sterilization apparatus 100.

When the holder 103 is raised to the top and stopped, the mounting unit 110 fixed to the holder 103 is separated from the holder 103 and the hand to be disinfected and sterilized by the discharge pipe 114 of the mounting unit 110. Insert the piece (HP).

When the insertion of the handpiece HP is completed in the discharge pipe 114, the mounting portion 110 is inserted into the holder 103 using the mounting groove 112, and the holder 103 through the operation unit 105 Let down.

When the holder 103 is lowered into the chamber 102, the mounting unit 110 is inserted into the chamber 102 and completely sealed.

At this time, the supply pipe 115 of the mounting portion 110 is in close contact with the inner surface of the chamber 102 and is hermetically coupled with a passage through which low-temperature plasma gas, oil or water can be supplied from the outside.

When the handpiece for disinfection is completed in this way,

After opening the sixth valve 351 and the seventh valve 332, the water supply device 350 is driven to spray and supply water. At this time, the water injected through the water supply device 350 is injected into the chamber through the first nozzle 361 and the second nozzle 362 through the sixth valve 351 is inserted into the discharge pipe 114 The outside of the handpiece (HP) is washed, and at the same time through the seventh valve 332 through the second supply hole (115b) of the supply pipe 115 through the inner tube (114b) and the discharge hole (114a) It is injected into the piece (HP) inner tube to clean the inside of the handpiece (HP).

When the water washing operation (set time) is completed, the driving of the water supply device 350 is stopped and the sixth valve 351 is closed.

The vacuum pump 430 is driven for sterilization, the eighth valve 431 is closed, and the ninth valve 432 is opened.

Therefore, the air in the chamber 102 is discharged to the outside through the filter 410 → ozone decomposer 420 → vacuum pump 430 → ninth valve 432 by driving the vacuum pump 430. The inside of the 102 is in a vacuum decompression state.

Thereafter, when the pressure of the chamber is detected as the set pressure through the pressure sensor 12 installed in the chamber 102, the driving of the vacuum pump 430 is stopped.

Thereafter, the third valve 311 and the fourth valve 331 are opened to drive the steam generator 320 and the low temperature plasma generator 330.

Accordingly, the hydrogen peroxide solution stored in the hydrogen peroxide reservoir 310 by the opening of the third valve 311 flows into the steam generator 320 and is gasified by the steam generator 320 to convert the hydrogen peroxide gas into the low temperature plasma generator 330. Will be discharged.

To the cold plasma generator 330 generates a plasma of low temperature to be discharged toward the chamber 102, in which the hydrogen peroxide wherein the cold plasma accepted providing gas is O radicals, and OH ^- are separated by a radical which is rapidly ionized The process will be carried out.

The low temperature plasma gas discharged from the low temperature plasma generator 330 is injected into the chamber through the first nozzle 361 and the second nozzle 362 through the fourth valve 331, and at the same time the seventh valve 332. Through the second supply hole 115b of the supply pipe 115 through the inner pipe 114b and the discharge hole 114a through the handpiece (HP) is injected into the inner pipe.

Therefore, the low temperature plasma gas introduced into the chamber disinfects and sterilizes the inside of the handpiece as well as the outside of the handpiece HP inserted into the discharge pipe 114 inside the chamber.

When the disinfection operation is started, the ninth valve 432 is closed, and the eighth valve 431 is opened to drive the vacuum pump 430 to thereby pump air in the chamber 102 into the vacuum pump 430. ) To further enhance the disinfection and sterilization effect.

When the set time for the disinfection operation elapses, the fourth valve 331 is closed and the operation of the steam generator 320 and the low temperature plasma generator 330 is stopped.

After the eighth valve 431 is closed and the ninth valve 432 is opened, the vacuum pump 430 and the ozone decomposer 420 are operated.

Therefore, the air in the chamber 102 is discharged to the outside through the ninth valve 432 through the filter 410, the ozone decomposer 420 and the vacuum pump 430, the ozone decomposer 420 is the filter ( The ozone contained in the air discharged through the 410 is decomposed and discharged to the outside, and is driven until the ozone is not detected inside the chamber through the ozone detection sensor 13 inside the chamber 102.

When the disinfection operation is completed and the operation of the steam generator 320 and the low temperature plasma generator 330 is stopped, the first valve 211 is opened and the oil supply device 210 is driven.

The oil supplied by the driving of the oil supply device 210 passes through the first supply hole 115a of the supply pipe 115 through the first valve 211, and passes through the inner tube 114b and the discharge hole 114a. It is injected into the piece (HP) inner tube to clean the oil inside the handpiece (HP).

When the oil cleaning (set time elapsed) is completed, the first valve 211 is closed and the driving of the oil supply device 210 is stopped.

After opening the second valve 221, the fifth valve 341, and the seventh valve 332, the air supply device 220 and the air supply device 340 are driven.

Therefore, the air supplied from the air supply device 220 passes through the first supply hole 115a of the supply pipe 115 via the second valve 221 and the handpiece through the inner tube 114b and the discharge hole 114a. (HP) injected into the inner tube,

The air supplied from the air supply device 340 is injected into the chamber 102 through the first nozzle 361 and the second nozzle 362 through the fifth valve 341 and at the same time the seventh valve 332. Through the second supply hole (115b) of the supply pipe 115 through the inner pipe 114b and the discharge hole (114a) is injected into the handpiece (HP) inner pipe to quickly the inside and outside of the handpiece (HP) Let dry.

When the drying time by the air injection has elapsed, the sterilization operation for the handpiece HP is terminated, and the handpiece sterilization apparatus 100 automatically or by operating the control unit 105. 103 and the mounting unit 110 are lifted apart from the chamber 102 so that the user can withdraw the handpiece HP which has been inserted into the mounting unit 110 and disinfected.

100: handpiece sterilization device 101: main body
102: chamber 103: holder
104: transfer rod 105: operation unit
110: mounting portion 111: seating portion
112: mounting groove 113: handle
114: discharge pipe 115: supply pipe
114a: exhaust hole 114b: inner tube
115a: first supply hole 115b: second supply hole
210: oil supply device 220, 340: air supply device
310: hydrogen peroxide reservoir 320: steam generator
330: low temperature plasma generator 410: filter
420: ozone decomposer 430: vacuum pump

Claims (9)

It includes a main body 101, a hermetic chamber 102 formed inside the main body 101, the chamber 102 is vertically movable up and down vertically, and detachable to the cradle 103 Mounting unit 110 is configured to be formed,
The mounting portion 110 is a place where the handpiece to be disinfected is inserted and fixed, the mounting recess 111 and the mounting groove formed on the outer circumferential surface of the mounting portion 111 to be detached to the holder 103 And a plurality of discharge pipes 114, into which the handpiece HP is inserted, protruding around the bottom of the seating part 111, and spraying a predetermined medium introduced therein, and the seating part 111. It is formed in the center of the back of the elongated supply pipe 115 for introducing the medium to supply to the discharge pipe 114,
The first supply hole 115a and the second supply hole 115b are formed inside the supply pipe 115, the discharge hole 114a is formed in the discharge pipe 114, and the first supply hole ( 115a) and the second supply hole 115b are configured to be connected to the discharge hole 114a through an inner tube 114b formed inside the seating part 111, and the supply pipe 115 of the mounting part 110 is a chamber. (102) A handpiece sterilization apparatus configured to be tightly coupled to a passage through which a predetermined medium can be supplied from the outside while being in close contact with an inner bottom,
Further forming a first nozzle (361) and a second nozzle (362) on the bottom of the chamber (102);
An oil supply device 210 for supplying oil and an air supply device 220 for supplying air to the first supply hole 115a formed in the supply pipe 115 of the mounting unit 110;
A low temperature plasma generator 330 for supplying a low temperature plasma gas to the first nozzle 361 and the second nozzle 362 and the second supply hole 115b of the supply pipe 115, and an air supply device for supplying air 340 and the water supply unit 350 for supplying water;
The chamber (102) handpiece disinfection sterilization apparatus characterized in that the exhaust chamber to the outside to maintain the vacuum inside the chamber to reduce the pressure or the vacuum pump 430 to circulate the air inside the chamber.
The method of claim 1,
The low temperature plasma generator 330,
The hydrogen peroxide reservoir 310 storing liquid hydrogen peroxide (H 2 O 2), and the vapor generator 320 to vaporize the liquid hydrogen peroxide provided from the hydrogen peroxide reservoir 310 to convert the gas into a gas provided to the low temperature plasma generator 330 Handpiece disinfection sterilization device, characterized in that further configured.
The method of claim 1,
Between the vacuum pump 430 and the chamber 102, a filter 410 for removing moisture and foreign matter contained in the air inside the chamber discharged through the vacuum pump 430, and discharged through the filter 410 Handpiece disinfection sterilization device, characterized in that further connected to the ozone decomposer 420 to decompose the ozone contained in the air to be discharged to the outside.
The method of claim 3.
The vacuum pump 430 is an eighth valve 431 is interposed in the connection pipe circulated to the chamber 102, the other hand air disinfection sterilization handpiece, characterized in that the ninth valve 432 is interposed Device.
The method of claim 1,
The chamber 102 is provided with a temperature sensor 11 for detecting a temperature in the chamber, a pressure sensor 12 for detecting a pressure in the chamber, and an ozone sensor 13 for detecting an ozone concentration in the chamber. Handpiece disinfection sterilization device, characterized in that.
The method of claim 1,
Handpiece disinfection sterilization apparatus, characterized in that the heater (14) is built in the outer wall of the chamber (102).

The method of claim 1,
The front end of the oil supply device 210 is interposed with a first valve 211 to control the supply of oil, the front end of the air supply device 220 is interposed with a second valve 221 to control the air supply. Handpiece disinfection sterilization device characterized in that.
The method of claim 1,
The front end of the low temperature plasma generator 330 is interposed with a fourth valve 331 to control the supply of low-temperature plasma gas, and the front end of the air supply device 340 is a fifth valve 341 for intermittent air supply. ) Is interposed, and the front end of the water supply device 350 is a handpiece disinfection sterilization device, characterized in that the intervening sixth valve 351 to regulate the water supply.
The method of claim 1,
Handpiece disinfection sterilization device, characterized in that the pipe connected to the second supply hole (115b) of the supply pipe 115 is interposed a seventh valve (332) to control the inflow of the medium.

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