CN215306920U - Working tip for removing far middle caries cavity putrefaction of mandibular second molar by ultrasonic oscillation - Google Patents
Working tip for removing far middle caries cavity putrefaction of mandibular second molar by ultrasonic oscillation Download PDFInfo
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- CN215306920U CN215306920U CN202121350642.6U CN202121350642U CN215306920U CN 215306920 U CN215306920 U CN 215306920U CN 202121350642 U CN202121350642 U CN 202121350642U CN 215306920 U CN215306920 U CN 215306920U
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Abstract
The utility model discloses a working tip for removing far middle caries cavity decayed matter of mandibular second molar by ultrasonic oscillation, which comprises: the device comprises a work tip main body and a work end part, wherein the work tip main body comprises an installation part, an extension part and an arc-shaped connection part; one end of the mounting part is used for connecting an ultrasonic machine handle; one end of the extension part is connected with the mounting part, and the other end of the extension part is connected with the arc-shaped connecting part; one end of the arc-shaped connecting part, which is far away from the extending part, is connected with the working end part; the extension part is tangent to the arc-shaped connecting part, and the central angle corresponding to the arc-shaped connecting part is 45-60 degrees. The utility model has the beneficial effects that: the tooth-shaped dental prosthesis is simple in structure, the extension part is tangent to the arc-shaped connecting part, the central angle corresponding to the arc-shaped connecting part is 45-60 degrees, the tooth-shaped dental prosthesis can reach the far-middle carious cavity of the second molar of the lower jaw conveniently, and the loss of tooth tissues caused by the fact that the occlusal surface is provided with the cavity can be avoided.
Description
Technical Field
The utility model relates to the field of dentistry, in particular to a working tip for removing far-middle caries hole decayed matter of a second molar of a lower jaw by utilizing ultrasonic oscillation.
Background
Wisdom teeth with oblique mandibular joints are very common, and are often not easily cleaned due to long-term food impaction with adjacent teeth (mandibular second molar), so that distal and medial mandibular second molar caries, especially cervical caries, are also common. The conventional filling and repairing method for the dental caries is to establish a vertical downward channel by using a dental handpiece, grind away far-middle dental tissues, enable a straight line to reach a caries hole, further remove decay substances, prepare the hole and then perform filling treatment.
The traditional technology has the following technical problems:
the existing scheme for preparing the far-middle dental caries cavity of the second lower jaw is still an occlusal surface approach, does not conform to the minimally invasive principle, and needs to grind a large amount of healthy dental tissues; there may be a risk of perforation; after excessive dental crown occlusal surface and adjacent surface dental tissue are ground, the resistance performance of the tooth is reduced; the excess tooth tissue is ground away to provide a larger prepared hole, requiring more filling material to be used.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a working tip which utilizes ultrasonic oscillation to remove decayed cavity in far middle of mandibular second molar, has simple structure, directly reaches the decayed cavity and can avoid the loss of tooth tissues caused by preparing cavities on occlusal surfaces.
In order to solve the technical problem, the utility model provides a working tip for removing far-middle caries cavity decayed matter of mandibular second molar by ultrasonic oscillation, which comprises: the device comprises a work tip main body and a work end part, wherein the work tip main body comprises an installation part, an extension part and an arc-shaped connection part; one end of the mounting part is used for connecting an ultrasonic machine handle; one end of the extension part is connected with the mounting part, and the other end of the extension part is connected with the arc-shaped connecting part; one end of the arc-shaped connecting part, which is far away from the extending part, is connected with the working end part; the extension part is tangent to the arc-shaped connecting part, and the central angle corresponding to the arc-shaped connecting part is 45-60 degrees.
The utility model has the beneficial effects that:
the structure is simple, the extension part is tangent to the arc-shaped connecting part, the central angle corresponding to the arc-shaped connecting part is 45-60 degrees, the tooth can conveniently reach the far-middle carious cavity of the second molar of the lower jaw, the loss of tooth tissues caused by the preparation of the cavity on the occlusal surface can be avoided,
in one embodiment, the mounting part is hollow to form a mounting waterway, the extension part is hollow to form an extension waterway, and the arc-shaped connecting part is hollow to form an arc waterway; one end of the extension waterway is connected with the installation waterway, and the other end of the extension waterway is connected with the arc waterway; the arc connecting portion is close to the work tip is equipped with the delivery port, the delivery port is connected the arc water route, the delivery port is aimed at the work tip.
In one embodiment, the mounting part is in a horn shape, one end of the mounting part, which is used for connecting a handle of an ultrasonic machine, is provided with external threads or internal threads, and the maximum value of the diameter of the mounting part is two to three times of the minimum value of the diameter of the mounting part; the diameter of the extension portion is tapered, and the maximum value of the diameter of the extension portion is one to two times the minimum value of the diameter of the extension portion; the length of the extension is one to two times the length of the mounting portion.
In one embodiment, the working end comprises a spheroid structure; the spheroid structure comprises a plurality of cutting edges; one ends of the cutting edges are mutually connected, and the other ends of the cutting edges extend outwards in a divergent shape to form the spheroid structure; the hardness of the spheroid structure is different than the hardness of the tip body, and the hardness of the spheroid structure is greater than the hardness of the tip body.
In one embodiment, the working end portion comprises a cylindrical structure, the cylindrical structure comprises a plurality of circumferential cutting edges and a plurality of uniformly distributed axial cutting edges, and the plurality of circumferential cutting edges and the plurality of axial cutting edges are arranged in an intersecting manner; the hardness of the cylindrical structure is different from the hardness of the tip body, and the hardness of the cylindrical structure is greater than the hardness of the tip body.
In one embodiment, a high-temperature sterilization recording groove is formed in the outer surface of the extension part, a temperature sensing color-changing assembly is arranged in the high-temperature sterilization recording groove, and the temperature sensing color-changing assembly comprises a temperature sensing coating and a waterproof transparent cover plate from bottom to top; the temperature sensing coating is covered by the waterproof transparent cover plate and is composed of a heat-sensitive coating.
In one embodiment, the depth of the high-temperature sterilization recording groove is equal to the sum of the thickness of the temperature-sensitive coating and the thickness of the waterproof transparent cover plate.
In one embodiment, the cross-section of the high-temperature sterilization recording groove comprises a triangle and a rectangle; the triangle and the rectangle are communicated with each other, the triangle is an isosceles triangle, and the length of the bottom side of the isosceles triangle is larger than the width of the rectangle.
Based on the same inventive concept, the utility model also provides an ultrasonic osteotome machine, which comprises the working tip for removing the far-middle carious cavity putrefaction of the mandibular second molar by ultrasonic oscillation.
Based on the same inventive concept, the utility model also provides an ultrasonic dental scaler which comprises the working tip for removing the far-middle caries cavity decayed matter of the mandibular second molar by ultrasonic oscillation.
Drawings
Fig. 1 is a schematic structural view of a tip for removing far-middle cavity debris from mandibular second molar using ultrasonic vibration in accordance with the present invention. (working end of spheroid)
Fig. 2 is a schematic structural diagram of the tip for removing far-middle cavity debris from mandibular second molar using ultrasonic vibration in accordance with the present invention. (working end of cylinder)
The reference numbers are as follows: 100. an installation part; 200. an extension; 210. high-temperature sterilization recording grooves; 300. an arc-shaped connecting part; 310. a water outlet; 400. a working end portion.
Detailed Description
The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.
Referring to fig. 1, a tip for removing distal caries cavity debris from mandibular second molar using ultrasonic agitation, comprising: a tip body including a mounting portion 100, an extension 200, and an arcuate connecting portion 300; one end of the mounting part 100 is used for connecting an ultrasonic machine handle; one end of the extension part 200 is connected to the mounting part 100, and the other end is connected to the arc-shaped connecting part 300; the end of the curved connection 300 remote from the extension 200 is connected to the working end 400; the extension portion 200 is tangent to the arc-shaped connection portion 300, and the corresponding central angle of the arc-shaped connection portion 300 is 45 degrees to 60 degrees.
The structure is simple, the extension part 200 is tangent to the arc-shaped connecting part 300, the central angle corresponding to the arc-shaped connecting part 300 is 45-60 degrees, the tooth can reach the far-middle carious cavity of the second molar of the lower jaw conveniently, and the loss of tooth tissues caused by the fact that the cavity is prepared on the occlusal surface can be avoided.
The mounting part 100 is in a horn shape, one end of the mounting part 100, which is used for connecting a handle of an ultrasonic machine, is provided with external threads or internal threads, and the maximum value of the diameter of the mounting part 100 is two to three times of the minimum value of the diameter of the mounting part 100; the diameter of the extension portion 200 is gradually reduced, and the maximum value of the diameter of the extension portion 200 is one to two times of the minimum value of the diameter of the extension portion 200; the length of the extension 200 is one to two times the length of the mounting part 100.
In order to facilitate cooling of the working end 400 in the use process, an installation water path is formed in the installation part 100 in a hollow manner, an extension water path is formed in the extension part 200 in a hollow manner, and an arc water path is formed in the arc connection part 300 in a hollow manner; one end of the extension waterway is connected with the installation waterway, and the other end of the extension waterway is connected with the arc waterway; the arc-shaped connecting part 300 is provided with a water outlet 310 near the working end part 400, the water outlet 310 is connected with the arc-shaped water path, and the water outlet 310 is aligned with the working end part 400.
Two common shapes of working end 400 are described below:
the first scheme is as follows: the working end 400 comprises a spheroid structure; the spheroid structure comprises a plurality of cutting edges; one ends of the cutting edges are mutually connected, and the other ends of the cutting edges extend outwards in a divergent shape to form the spheroid structure; the hardness of the spheroid structure is different than the hardness of the tip body, and the hardness of the spheroid structure is greater than the hardness of the tip body.
The second scheme is as follows: the working end 400 comprises a cylindrical structure comprising a plurality of circumferential cutting edges and a plurality of uniformly distributed axial cutting edges, wherein the plurality of circumferential cutting edges and the plurality of axial cutting edges are arranged in an intersecting manner; the hardness of the cylindrical structure is different from the hardness of the tip body, and the hardness of the cylindrical structure is greater than the hardness of the tip body.
The specific structure of the above shape can be referred to the attached drawings of chinese utility model CN211156054U, and will not be described herein.
In order to conveniently record whether the work tip is sterilized at high temperature, the following scheme is adopted:
the outer surface of the extension part 200 is provided with a high-temperature sterilization recording groove 210, a temperature sensing color-changing assembly is arranged in the high-temperature sterilization recording groove 210, and the temperature sensing color-changing assembly comprises a temperature sensing coating and a waterproof transparent cover plate from bottom to top; the temperature sensing coating is covered by the waterproof transparent cover plate and is composed of a heat-sensitive coating. The depth of the high-temperature sterilization recording groove 210 is equal to the sum of the thickness of the temperature-sensitive coating and the thickness of the waterproof transparent cover plate.
The cross section of the high-temperature sterilization recording groove 210 comprises a triangle and a rectangle; the triangle and the rectangle are communicated with each other, the triangle is an isosceles triangle, and the length of the bottom side of the isosceles triangle is larger than the width of the rectangle.
The color of the temperature sensing coating changes before and after high-temperature sterilization, and the color sensing coating can be used for identifying whether the disposable dental scaler tip is sterilized at high temperature or not.
Based on the same inventive concept, the utility model also provides an ultrasonic osteotome machine, which comprises the working tip for removing the far-middle carious cavity putrefaction of the mandibular second molar by ultrasonic oscillation.
Based on the same inventive concept, the utility model also provides an ultrasonic dental scaler which comprises the working tip for removing the far-middle caries cavity decayed matter of the mandibular second molar by ultrasonic oscillation.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the utility model is all within the protection scope of the utility model. The protection scope of the utility model is subject to the claims.
Claims (10)
1. A tip for removing distal caries cavity debris from mandibular second molar teeth by ultrasonic agitation, comprising: the device comprises a work tip main body and a work end part, wherein the work tip main body comprises an installation part, an extension part and an arc-shaped connection part; one end of the mounting part is used for connecting an ultrasonic machine handle; one end of the extension part is connected with the mounting part, and the other end of the extension part is connected with the arc-shaped connecting part; one end of the arc-shaped connecting part, which is far away from the extending part, is connected with the working end part; the extension part is tangent to the arc-shaped connecting part, and the central angle corresponding to the arc-shaped connecting part is 45-60 degrees.
2. The tip for removing caries debris from the distal middle of mandibular second molar according to claim 1 wherein said mounting portion is hollow forming a mounting waterway, said extension portion is hollow forming an extension waterway, said arcuate connecting portion is hollow forming an arcuate waterway; one end of the extension waterway is connected with the installation waterway, and the other end of the extension waterway is connected with the arc waterway; the arc connecting portion is close to the work tip is equipped with the delivery port, the delivery port is connected the arc water route, the delivery port is aimed at the work tip.
3. The tip for removing distal caries cavity debris of mandibular second molars according to claim 1 wherein said mounting portion is flared, and wherein one end of said mounting portion for attachment to the handle of an ultrasonic machine is externally or internally threaded, and the maximum value of the diameter of said mounting portion is two to three times the minimum value of the diameter of said mounting portion; the diameter of the extension portion is tapered, and the maximum value of the diameter of the extension portion is one to two times the minimum value of the diameter of the extension portion; the length of the extension is one to two times the length of the mounting portion.
4. The tip for removing caries material from the mandibular second molar distal cavity using ultrasonic agitation according to claim 1 wherein said working end portion comprises a spheroid structure; the spheroid structure comprises a plurality of cutting edges; one ends of the cutting edges are mutually connected, and the other ends of the cutting edges extend outwards in a divergent shape to form the spheroid structure; the hardness of the spheroid structure is different than the hardness of the tip body, and the hardness of the spheroid structure is greater than the hardness of the tip body.
5. The tip for removing distal caries cavity debris from mandibular second molar according to claim 1, wherein said working end portion comprises a cylindrical structure including a plurality of circumferential cutting edges and a plurality of equispaced axial cutting edges, said plurality of circumferential cutting edges and said plurality of axial cutting edges intersecting; the hardness of the cylindrical structure is different from the hardness of the tip body, and the hardness of the cylindrical structure is greater than the hardness of the tip body.
6. The tip for removing far-middle caries cavity debris of mandibular second molar according to claim 1, wherein the outer surface of said extension has a high temperature sterilization recording groove, said high temperature sterilization recording groove has a thermochromic assembly, said thermochromic assembly includes a temperature sensitive coating and a waterproof transparent cover plate from bottom to top; the temperature sensing coating is covered by the waterproof transparent cover plate and is composed of a heat-sensitive coating.
7. The tip for removing far-middle cavity debris from mandibular second molars according to claim 6, wherein said thermal sterilization recording groove has a depth equal to the sum of the thickness of said temperature sensitive coating and the thickness of said waterproof transparent cover plate.
8. The tip for removing far-middle cavity debris from mandibular second molar according to claim 6, wherein said thermal sterilization recording groove has a cross-section comprising a triangle and a rectangle; the triangle and the rectangle are communicated with each other, the triangle is an isosceles triangle, and the length of the bottom side of the isosceles triangle is larger than the width of the rectangle.
9. An ultrasonic osteotome machine comprising a tip for removing distal cavity debris of a mandibular second molar according to any one of claims 1 to 8 by ultrasonic agitation.
10. An ultrasonic dental scaler comprising the tip for removing caries debris present in the far mandibular second molar according to any one of claims 1 to 8 by ultrasonic vibration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121350642.6U CN215306920U (en) | 2021-06-17 | 2021-06-17 | Working tip for removing far middle caries cavity putrefaction of mandibular second molar by ultrasonic oscillation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121350642.6U CN215306920U (en) | 2021-06-17 | 2021-06-17 | Working tip for removing far middle caries cavity putrefaction of mandibular second molar by ultrasonic oscillation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215306920U true CN215306920U (en) | 2021-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121350642.6U Active CN215306920U (en) | 2021-06-17 | 2021-06-17 | Working tip for removing far middle caries cavity putrefaction of mandibular second molar by ultrasonic oscillation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215306920U (en) |
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2021
- 2021-06-17 CN CN202121350642.6U patent/CN215306920U/en active Active
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