KR101197841B1 - Handpiece for sucking patient's mouth in dental clinic, unit chair for dental clinic and method for collecting metal from patients of dental clinic - Google Patents

Abstract

PURPOSE: A dental suction handpiece, a dental unit chair, and a method for collecting metal from patients are provided to be contributed to resource recycling. CONSTITUTION: A dental suction handpiece comprises a first main body(210), a second main body(230), an insert(240), and a metal collection unit. The first main body has a first horizontal passage. The second main body is separably connected to the first main body and has a second horizontal path and a vertical opening which vertically penetrates the second horizontal path. The insert is inserted into the vertical opening and has a horizontal opening which has the same diameter as the diameter of the second horizontal passage. The metal collection unit has a cylindrical body.

Description

Dental suction handpieces, dental unit chairs and methods for collecting metal from dental patients {Handpiece for sucking patient's mouth in dental clinic, unit chair for dental clinic and method for collecting metal from patients of dental clinic}

The present invention relates to a dental suction handpiece, a dental unit chair, and a method for collecting metal from a dental patient for the collection of expensive metals such as gold, silver, platinum, etc. generated from the patient during dental practice.

In general, in order to treat a damaged tooth in a dental clinic, a procedure is performed by applying a new prosthesis such as gold teeth on the outer surface of the tooth or cutting or cutting the already processed gold teeth for various reasons. Gold powder will be generated.

The generated gold powder is discharged through the suction means connected to the suction compressor along with saliva or tooth cutting during the procedure, or discharged together with the gold powder in the process of spitting foreign substances on the batting table installed on one side of the unit chair. The extracted extracts are collected in a septic tank through a drain pipe, and the extracts collected in the septic tank are purified and then discharged to the outside, and gold powder is also discharged together during this discharge process.

The gold dust discarded in a dental hospital may be very small, but a significant amount is collected by collecting and collecting the gold dust discarded in a number of dental hospitals in a given region or nationwide.

As such, a gold powder collecting device for recycling expensive resources by collecting gold powder discarded in a dental hospital has been filed with Korean Patent Application No. 10-2009-0002108.

In the above application, the unit chair installed in the dental hospital and the suction compressor is connected to the suction pipe, and the discharge pipe is connected to the discharge port of the suction compressor, saliva or various cuttings generated during medical treatment to the outside through the discharge pipe of the suction compressor To be discharged and purged. The collection tube is installed in the discharge pipe connected to the discharge port side of the suction compressor so that the extract discharged to the outside through the discharge pipe is discharged to the outside via the collection container. In this process, a material having a higher specific gravity than water is allowed to settle at the bottom of the collecting container, and gold powder can be separated and collected from the precipitate deposited at the bottom of the settling tank.

Although such a collection container can collect and recycle expensive resources, a collection container for collecting sediment should be installed inside a suction compressor, which is difficult to apply due to the complicated space for installing the collection container. have.

In addition, since the gold powder contained in the patient's saliva is mostly lost while passing through the pipe of the unit chair, even if the collection container is installed, the collection rate of gold powder is less than 5%, there is a problem that the collection rate of gold powder is not high.

Accordingly, the present invention has been invented in view of the above circumstances, and the dental suction handpiece and dental unit which can collect most of metals such as gold, silver, platinum, etc. generated from the patient during dental treatment can contribute to resource recycling. It is an object to provide a method of collecting metal from chairs and dental patients.

According to an aspect of the present invention for achieving the above object, the dental suction handpiece configured to be mounted to the dental unit chair, the first body having a first horizontal flow path; A second body detachably connected to the first body and having a second horizontal flow path and a vertical opening penetrating the second horizontal flow path vertically; An insert inserted into the vertical opening and having a horizontal opening having a diameter equal to the diameter of the second horizontal flow path; A metal collection part having a cylindrical body to be inserted into the first horizontal flow path and a mesh net formed at a rear surface thereof; The mesh network has a mesh size that allows the passage of the fluid but is difficult to pass the metal powder, so that the metal generated from the patient when the inhalation of the patient using the dental suction handpiece is sucked into the metal collection Configured to be collected in the department.

In addition, the front surface of the metal collection portion is formed with a through opening extending in a constant length in the rear direction to form a fluid passage.

Also, the through opening is tapered to narrow in the rearward direction.

In addition, the insert has a protruding extension integrally formed with the insert, so that the insert extends in the state where the insert is inserted into the vertical opening, thereby communicating or disengaging the second horizontal flow path and the horizontal opening. This allows opening and closing of the second horizontal flow path.

The second main body may have a first stepped part and a second stepped part in a rotational direction of the protruding extension part, and the protruding extension part may contact the first stepped part and the first position where the second horizontal flow path is completely closed. And a second position in contact with the second stepped portion and the second horizontal flow path is completely open.

According to another aspect of the present invention for achieving the above object, the dental unit chair has a space therein and the body is a variety of pipes are located; A cradle connected to the main body and to which handpieces are mounted; A suction handpiece mounted on the holder and for sucking saliva into a patient's mouth; A metal collector having a cylindrical body and a mesh net formed at a rear surface thereof to be inserted into a horizontal flow path of the suction handpiece; The mesh network has a mesh size that allows fluid to pass but metal powder is difficult to pass, so that the metal generated from the patient is sucked into the patient's mouth using the suction handpiece. Configured to be collected.

According to another aspect of the present invention for achieving the above object, the method for collecting metal from the dental patient for collecting the metal generated from the patient during the dental treatment, the disposable handpiece mounted on the dental unit chair Mounting the tip into the patient's mouth; Operating the suction handpiece to inhale saliva or the like of the patient; Allowing sucked saliva or the like to flow through a metal collection portion inserted into a horizontal flow path of the suction handpiece and having a mesh network; The mesh network has a mesh size that allows fluid to pass but metal powder is difficult to pass, so that the metal generated from the patient is sucked into the patient's mouth using the suction handpiece. To be collected.

In addition, the metal collection portion has a cylindrical body, a mesh network is formed on the rear surface and a through opening extending to a constant length in the rear direction is formed on the front surface.

According to the present invention, a metal collecting part having a mesh network is disposed in a suction handpiece of a unit chair where a patient is treated so that saliva, etc., sucked in the patient's mouth is discharged after passing through the metal collecting part, thereby generating from the patient during dental treatment. Metals such as gold, silver, platinum, and the like, which can be collected, can provide a method for collecting metals from dental suction handpieces, dental unit chairs and dental patients that can contribute to resource recycling.

1 is a view showing a dental unit chair in accordance with an embodiment of the present invention.
2 is an exploded view of a dental suction handpiece according to an embodiment of the present invention.
3 is a perspective view illustrating a state in which the dental suction handpiece of FIG. 2 is assembled.
4 is a perspective view showing a state in which the protruding extension is in the first position in the dental suction handpiece of FIG. 3.
FIG. 5 is a perspective view illustrating a state in which the protruding extension is in the second position in the dental suction handpiece of FIG. 3. FIG.
FIG. 6 is a view illustrating an internal shape of the first body in the dental suction handpiece of FIG. 2.
FIG. 7 is a diagram illustrating embodiments of a metal collector in the dental suction handpiece of FIG. 2.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the drawings, like reference numerals refer to like elements throughout. The same reference numerals in the drawings denote like elements throughout the drawings.

1 is a view showing a dental unit chair in accordance with an embodiment of the present invention. 2 is an exploded view of a dental suction handpiece according to an embodiment of the present invention. 3 is a perspective view illustrating a state in which the dental suction handpiece of FIG. 2 is assembled. 4 is a perspective view showing a state in which the protruding extension is in the first position in the dental suction handpiece of FIG. 3. FIG. 5 is a perspective view illustrating a state in which the protruding extension is in the second position in the dental suction handpiece of FIG. 3. FIG. FIG. 6 is a view illustrating an internal shape of the first body in the dental suction handpiece of FIG. 2. 7 is a view showing an embodiment of a metal collector in the dental suction handpiece of FIG.

Referring to FIG. 1, a dental unit chair (or unit chair) 100 is a professional chair for dental care used when treating patients coming to a dental clinic, and includes various devices including a chair 110 that a patient can lie down on. Are intensively deployed.

The unit chair 100 has a space formed therein and is connected to the main body 160 where various pipes are located, connected to the main body 160, and a ballast 170 to which the patient can spit saliva, and the main body 160. It includes a frame 120, a lighting fixture 130 connected to the frame 120, a display 140, a cradle 150. The cradle 150 is mounted with handpieces 151 used for medical treatment.

In addition, the cradle 180 connected to the frame 120 is located on the main body 160 side, and the handpiece 181 used for medical treatment is placed on the cradle 180.

At the time of dental treatment, a patient is cut or cut gold teeth that have already been treated. In this process, a small amount of gold powder is generated. Most of the gold powder is discharged in the process of inhaling the saliva in the patient's mouth with the suction handpiece connected to the suction compressor, some remain in the patient's mouth and is discharged in the process of spitting saliva by the patient.

In some prior art, a collecting container is installed on the discharge pipe side of a suction compressor of a unit chair to collect gold powder generated from a patient. However, in this case, the gold powder generated from the patient is mostly lost in the process of passing through the pipe disposed in the main body of the unit chair, and the gold powder collected in the collecting container is only about 5% of the gold powder generated from the patient.

Therefore, in the present invention, it is possible to recover and recycle most of expensive metals such as gold powder generated from dental patients. To this end, a metal collecting unit 220 for collecting metal is installed in the dental suction handpiece (or suction handpiece) 200 connected to the main body 160 of the unit chair 100, and the patient's mouth is placed. When the suction handpiece 200 is sucked into the saliva, the suctioned saliva passes through the metal collection unit 220, and then may be discharged to the pipe in the body 160 through the hose 182. That is, by installing the metal collection unit 220 in the suction handpiece 200 that is closest to the mouth of the patient, the gold powder generated from the patient is prevented from being lost while passing through the pipe in the body 160 and most of the metal It can be recovered from the collection unit 220. In this case, the recovery rate of the gold powder generated from the patient is 95% or more.

Hereinafter, the configuration of the dental suction handpiece 200 according to the embodiment of the present invention will be described with reference to FIGS. 2 to 7.

The suction handpiece 200 includes a first body 210, a metal collector 220, a second body 230, and an insert 240.

The first body 210 is connected to the hose 182. A first horizontal flow path (or horizontal flow path) 211 is formed inside the first body 210 to allow saliva, etc., of the patient to flow. A stepped part 212 may be formed at an end of the first horizontal flow path 211. A groove 213 may be formed at an end of the first body 210 to be coupled to the O-ring 232 of the second body 230.

The metal collection unit 220 is inserted into the first horizontal flow path 211 of the first body 210. The metal collection unit 220 has a cylindrical body, and a mesh network 221 is formed at the rear to collect metal. The shape of the metal collection unit 220 is configured to be inserted well to match the shape of the first horizontal flow path 211. The mesh network 221 has a mesh size that allows passage of fluid such as a patient's saliva mixed with water but is difficult to pass metal powder, and thus, when suctioning the patient's mouth using the suction handpiece 200. The generated metal is collected in the metal collection unit 220. The mesh size of the mesh net 221 is appropriately selected to the extent that the metal powder can be collected.

The front surface 222 of the metal collection unit 220 is formed with a through opening 223 extending to a predetermined length in the rear direction. The through opening 223 may be tapered to narrow in the rear direction. This makes the outlet narrower than the inlet so that the metal powder once entered into the metal collection unit 220 cannot easily escape in the opposite direction.

Side and front surface 222 of the metal collection unit 220 may be formed of a general surface of a metal or plastic material. Alternatively, the side and front surface 222 of the metal collection unit 220 may be in the form of a mesh network.

7 shows several embodiments of a metal collector.

Referring to FIG. 7A, the metal collection part 320 is formed in a slightly tapered cylindrical shape as a whole. A mesh net 321 is formed on a rear surface of the metal collection part 320, and a front surface of the metal collection part 320 is formed as a through opening 323, and thus may be tapered in the rear direction.

Referring to FIG. 7B, the metal collection part 420 is formed in a cylindrical shape, and a mesh net 421 is formed on a rear surface thereof. A through opening 423 is formed at the center of the front surface of the metal collection part 420 to be tapered in the rear direction.

Referring to FIG. 7C, the metal collection part 520 is formed in a cylindrical shape, and the rear surface of the metal collection part 520 is formed as a part in the center instead of the mesh net 521. A through opening 523 is formed in the center of the front surface 522 of the metal collection part 520 to be tapered in the rear direction.

Referring to FIG. 7 (d), the metal collection part 620 is formed in a cylindrical shape, and the rear surface of the metal collection part 620 is formed as a part in the center instead of the mesh net 621. The front surface of the metal collection part 620 may be formed as a through opening 623.

Referring back to FIG. 2, the second body 230 is detachably connected to the first body 210. The second body 230 has a second horizontal flow path 234 and a vertical opening 233 vertically penetrating the second horizontal flow path 234. The size of the vertical opening 233 is preferably larger than the diameter of the second horizontal flow path 234.

A cross-sectional reduction part 231 is formed at an end of the second main body 230 that is coupled to the first main body 210, and the first main body is pushed into the end of the first main body 210 by pressing the cross-sectional reduction part 231. 210 and the second body 230 may be combined. An O-ring 232 may be formed around the end of the second body 230. The O-ring 232 is seated in the groove 213 in the state in which the metal collector 220 is inserted into the first horizontal flow path 211 so that the first main body 210 and the second main body 230 are oil-tight. Can be combined.

Insert 240 is inserted into vertical opening 233. O-rings 243 and 244 are formed at the top and bottom of the insert 240 to allow the insert 240 to be fluidly inserted into the vertical opening 233.

The insert 240 is formed with a horizontal opening 241 having the same diameter as the second horizontal flow path 234 of the second body 230. The insert 240 may have a protruding extension 242 integrally formed with the insert 240. With the insert 240 inserted into the vertical opening 233 of the second body 230, the second horizontal flow path 234 and the horizontal opening 241 are in fluid communication or by rotating the protruding extension 242. The second horizontal flow path 234 may be opened or closed due to fluid communication.

Referring to FIG. 3, a first stepped portion 235 and a second stepped portion 236 may be formed in the second body 230. The first stepped portion 235 and the second stepped portion 236 serve to limit the rotation so that it is no longer rotated in any direction when rotating the protruding extension 242. When the protruding extension 242 contacts the first stepped portion 235 when the protruding extension 242 rotates while the insert 240 is inserted into the vertical opening 233, the second horizontal flow path 234. ) Is completely closed, and when the protruding extension 242 contacts the second stepped portion 236, the second horizontal flow path 234 is completely opened.

Referring to FIG. 4, in a state in which the protruding extension 242 is rotated to the left to contact the first stepped portion 235, the protruding extension 242 may include the second horizontal flow path 234 and the horizontal opening 241. Is discontinued so that the second horizontal flow path 234 is in the fully closed first position.

Next, referring to FIG. 5, in a state where the protruding extension 242 is rotated to the right to contact the second step 236, the protruding extension 242 may include the second horizontal flow path 234 and the horizontal opening ( 241 is in communication such that the second horizontal flow path 234 is in a second fully open position.

As such, the protruding extension 242 contacts the first stepped portion 235 or the second stepped portion 236 with the insert 240 inserted into the vertical opening 233 of the second body 230. The second horizontal flow path 234 and the horizontal opening 241 may be in communication or non-communication by rotating to the first position or the second position.

1 to 3, the method for collecting the metal generated from the patient during the dental treatment in order to be described as follows.

First, a disposable tip (not shown) is mounted on the suction handpiece 200 mounted on the unit chair 100 and placed in the patient's mouth. Here, the disposable tip is used by inserting the end of the suction handpiece 200. Disposable tips are a direct part of the patient's mouth and are usually used once, but can be disinfected and used multiple times.

Next, the suction handpiece 200 is operated by rotating the protruding extension portion 242 to a second position in contact with the second step portion 236 to suck saliva in the patient's mouth. At this time, the gold powder generated by cutting of the prosthesis such as gold teeth is contained in the saliva in the mouth of the patient.

Next, the sucked saliva or the like flows through the metal collection portion 220 inserted into the first body 210 of the suction handpiece 200. There is a mesh net 221 on the back of the metal collection unit 220, the metal contained in saliva is filtered by the mesh net 221 and the fluid such as saliva the hose 182 connected to the suction handpiece 200 Is discharged through. Saliva discharged through the hose 182 may be introduced into the pipe disposed in the main body 160 of the unit chair 100 and discharged to the outside through the pipe.

As such, according to the method for collecting metal from the dental suction handpiece 200, the dental unit chair 100, and the dental patient according to the present invention, the metal collection part 220 is disposed in the suction handpiece 200. The saliva sucked in the patient's mouth is discharged through the pipe of the body 160 after passing through the metal collection unit 220. Therefore, most of the gold powder contained in the saliva sucked in the patient's mouth is hung through the mesh network 221 of the metal collection unit 220 which is located closest to the patient, only the saliva other than the gold powder, etc. main body 160 ), The gold powder collection rate is significantly improved compared to the conventional method. This makes it possible to recycle the resources discarded by simple installation and methods in the situation of Korea where resources are scarce.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit and scope of the invention will be.

100: dental unit chair 160: main body
161: hose 180: holder
182: hose 200: dental suction handpiece
210: first body 211: first horizontal flow path
220: metal collector 221: mesh network
223 through-hole 230 second body
233 vertical opening 234 second horizontal flow path
235: first stepped portion 236: second stepped portion
240: insert 241: horizontal opening
242: protruding extension

Claims (8)

A dental suction handpiece configured to be mounted on a dental unit chair,
A first body having a first horizontal flow path;
A second body detachably connected to the first body and having a second horizontal flow path and a vertical opening penetrating the second horizontal flow path vertically;
An insert inserted into the vertical opening and having a horizontal opening having a diameter equal to the diameter of the second horizontal flow path;
A metal collection part having a cylindrical body to be inserted into the first horizontal flow path and a mesh net formed at a rear surface thereof;
Including,
The front of the metal collecting portion is formed with a through opening extending in a constant length in the rear direction to form a fluid passage,
The mesh network has a mesh size that allows fluid to pass but metal powder is difficult to pass, so that the metal generated from the patient is collected in the metal collection part when the mouth of the patient is inhaled using the dental suction handpiece. Configured dental suction handpiece. delete delete delete delete In the dental unit chair,
A space formed therein and a main body in which various pipes are located;
A cradle connected to the main body and to which handpieces are mounted;
A suction handpiece mounted on the holder and for sucking saliva into a patient's mouth;
A metal collector having a cylindrical body and a mesh net formed at a rear surface thereof to be inserted into a horizontal flow path of the suction handpiece;
Including,
The front of the metal collecting portion is formed with a through opening extending in a constant length in the rear direction to form a fluid passage,
The mesh network has a mesh size that allows fluid to pass but metal powder is difficult to pass, so that the metal generated from the patient is collected in the metal collection unit when inhaling the patient's mouth using the suction handpiece. Unit chair. A method of collecting metal from a dental patient for collecting metal arising from the patient during dental care,
Mounting a disposable tip in a suction handpiece mounted on a dental unit chair and placing it in a patient's mouth;
Operating the suction handpiece to inhale saliva or the like of the patient;
Allowing sucked saliva or the like to flow through a metal collection portion inserted into a horizontal flow path of the suction handpiece and having a mesh network;
Including,
The metal collection part has a cylindrical body, the mesh network is formed on the rear surface and the through opening extending to a constant length in the rear direction is formed on the front surface,
The mesh network has a mesh size that allows fluid to pass but metal powder is difficult to pass, so that metal generated from the patient is collected in the metal collection part when the suction handpiece is used to inhale the patient's mouth. How to collect metal from the patient. delete

Images