CN212118336U - Retractor for extracting embedded tooth - Google Patents
Retractor for extracting embedded tooth Download PDFInfo
- Publication number
- CN212118336U CN212118336U CN202020157572.1U CN202020157572U CN212118336U CN 212118336 U CN212118336 U CN 212118336U CN 202020157572 U CN202020157572 U CN 202020157572U CN 212118336 U CN212118336 U CN 212118336U
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- retractor
- extraction
- width
- fork
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- 239000002184 metal Substances 0.000 claims abstract description 20
- 238000000605 extraction Methods 0.000 claims abstract description 15
- 230000007704 transition Effects 0.000 claims description 7
- 238000005452 bending Methods 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 210000001909 alveolar process Anatomy 0.000 abstract description 11
- 208000003941 Impacted Tooth Diseases 0.000 abstract description 2
- 238000001356 surgical procedure Methods 0.000 abstract description 2
- 210000004195 gingiva Anatomy 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000474 nursing effect Effects 0.000 description 3
- 230000002980 postoperative effect Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 238000009933 burial Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
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- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model relates to the field of medical equipment, in particular to an embedded tooth extraction drag hook, which is a common instrument in the embedded impacted tooth extraction surgery and is characterized in that a metal belt is bent into A, B, C, D, E sections with unequal lengths and mutually forms waves with a certain angle; the point of the A section of the retractor is provided with a forked retractor straddling the alveolar ridge, the two forks respectively prop open the gum on the buccal side and the lingual side, the alveolar ridge top is exposed clearly, and one person can finish the traction.
Description
Technical Field
The utility model relates to the field of medical equipment, specifically a drag hook is pulled out to burial tooth.
Background
The buried impacted tooth extraction is a conventional operation of oral and maxillofacial surgery in outpatient service, and buccal gingiva and lingual gingiva need to be pulled in the operation to fully expose the visual field so as to prevent the operating drill from grinding the gingiva.
And the cheek drag hook among the prior art can only prop open the gum of buccal side alone, and the lingual side will pull open with other apparatus, leads to having occupied nursing staff's hand, influences nursing staff and doctor's other cooperation for must just can accomplish the operation of tractive gum by the cooperation of two people when extracting teeth, and on the other hand, novice nursing staff often experiences not enough when tractive lingual side gum, and unable fine cooperation main knife doctor's requirement influences the operation.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model provides an it pulls out and removes drag hook to bury tooth makes at the drag hook pointed end and rides the forked type drag hook of striding on the alveolar ridge, and two forks prop open the gum of buccal side and tongue side respectively, let the alveolar ridge top expose clearly, alone can accomplish the tractive.
A hook for extracting and removing an embedded tooth is characterized in that the hook is made by bending a metal belt and comprises a handle and a hook tip, wherein the metal belt is bent into A, B, C, D, E sections with unequal lengths, and waves with a certain angle are formed between the sections;
the length of the A section is 15 +/-1 mm; the length of the section B is 30 +/-1 mm, the length of the section C is 30 +/-1 mm, the length of the section D is 60 +/-1 mm, and the length of the section E is 15 +/-1 mm;
the tip of the draw hook is an A section, the width of the draw hook is 25 +/-1 mm, the tip is arc-shaped and is provided with an inverted U-shaped fork, the fork angle is 12 +/-1 degrees, the fork depth is 15mm, the fork top width is 13 +/-1 mm, and the fork bottom width is 10 +/-1 mm; the cross section of the tip of the draw hook is splayed, two fork legs mutually form 150 degrees, and each fork leg forms 15 +/-1 degree with the horizontal line; D. the section E is a handle, and the section B, C is a transition section for connecting the tip of the draw hook and the handle.
The section A and the section B form an included angle of 165 +/-1 degrees, and the width of the connection part is equal.
The section B and the section C form an included angle of 130 +/-1 degrees, and the width of the connecting part is equal.
The C section and the D section form an included angle of 135 +/-1 degrees, and the width of the connecting part is equal.
The section D and the section E form an included angle of 102 +/-1 degrees, and the width of the connecting part is equal.
The thickness of the metal strip is 1 +/-0.2 mm.
The metal band is made by bending a medical stainless steel band integrally.
The two sides of the metal strip are bent by at least 1mm, and the tip part of the section A and the section E are not bent.
Each section of the metal belt is in arc transition after being bent.
The outer surface of the metal belt is smooth and has no burrs and edges.
The utility model has the advantages that:
1. the bifurcation of the draw hook enables the tip to straddle the alveolar ridge, the two forks respectively prop open the gum on the buccal side and the lingual side, the alveolar ridge crest is fully exposed, and one person can finish the drawing operation.
2. The application of the forked drag hook can improve the tooth extraction efficiency, shorten the operation time and lighten the postoperative reaction of a patient.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
FIG. 1 is a schematic side view of the present application;
FIG. 2 is a schematic top view of the section A tip of the present application;
FIG. 3 is a schematic cross-sectional view of section A of the present application;
in the figure: 1, A section 2, B section 3, C section 4, D section 5, E section.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The utility model provides an embedding tooth pulls out and removes drag hook makes at the drag hook pointed end and rides the forked type drag hook of striding on the alveolar ridge, and two forks prop open the gum of buccal side and tongue side respectively, let the alveolar ridge top expose clearly, alone can accomplish the tractive.
As shown in fig. 1, the retractor for extracting the buried tooth is characterized in that the retractor is made by bending a metal belt into A, B, C, D, E five sections with unequal lengths, and the five sections form waves with a certain angle; comprises a handle and a drag hook tip;
the length of the section A1 is 15 +/-1 mm; the length of the section B2 is 30 +/-1 mm, the length of the section C3 is 30 +/-1 mm, the length of the section D4 is 60 +/-1 mm, and the length of the section E5 is 15 +/-1 mm;
as shown in fig. 2, the section a 1 is a retractor tip, the width is 25 +/-1 mm, the tip is arc-shaped and is provided with an inverted U-shaped fork, the fork angle is 12 +/-1 degrees, the fork depth is 15mm, the fork top width is 13 +/-1 mm, and the fork bottom width is 10 +/-1 mm;
D. the section E is a handle, and the section B, C is a transition section for connecting the tip of the draw hook and the handle.
As shown in figure 3, the section A1 has a splayed cross section, two fork legs are mutually in 150 degrees, and each fork leg is in 15 +/-1 degrees with the horizontal line.
As shown in fig. 1-3:
the section A1 and the section B2 form an included angle of 165 +/-1 degrees, and the width of the connection part is equal.
The section B2 and the section C3 form an included angle of 130 +/-1 degrees, and the width of the connecting part is equal.
The C section 3 and the D section 4 form an included angle of 135 +/-1 degrees, and the width of the connecting part is equal.
The D section 4 and the E section 5 form an included angle of 102 +/-1 degrees, and the width of the connecting position is equal.
The metal strap is made by integrally bending a medical stainless steel strap, the thickness of the metal strap is 1 +/-0.2 mm, the two sides of the metal strap are bent by at least 1mm, the tip part and the section E of the section A are not bent, each section is in arc transition after being bent, and the outer surface of the metal strap is smooth and has no burrs or edges. The two sides are bent to form a rib structure, so that the overall strength of the draw hook is improved.
The utility model discloses can be used in following operation process:
the extraction in-process of the buried tooth, cuts the gum tissue, holds the D, E sections of cheek drag hook, rides two fork feet of A section and strides on the alveolar ridge, to the direction tractive of keeping away from the operation drill bit, and two fork feet of A section can be simultaneously the gum of tongue side and buccal side of separating, fully expose the field of vision, avoid drill bit during operation damage gum.
The angle between the tip of the draw hook, the transition section and the handle can prevent the draw hook from pressing other organs in the process of drawing back the gum, and meanwhile, the sections are staggered by a certain angle to prevent the draw hook from shielding the visual field.
The tip bifurcation of the draw hook enables the draw hook to straddle the alveolar ridge, the two forks respectively prop open the gum on the buccal side and the lingual side, the alveolar ridge crest is fully exposed, and the main doctor can finish the drawing by one person.
The angle, width and depth of the bifurcation are set according to the width and height of the teeth, as well as the surgical requirements.
The radian and the size of the handle section meet the ergonomic design, and the handle section is more convenient to grasp and exert force.
The application of the forked drag hook can improve the extraction efficiency of the embedded tooth, shorten the operation time and lighten the postoperative reaction of a patient.
Although the embodiments of the present application have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present application, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive effort by those skilled in the art.
Claims (10)
1. The utility model provides an embedding tooth pulls out drag hook which characterized in that: the draw hook is made by bending a metal belt and comprises a handle and a draw hook tip; the metal belt is bent into A, B, C, D, E sections with different equal distances, and waves with a certain angle are formed mutually;
the tip of the draw hook is an A section, the width of the draw hook is 25 +/-1 mm, the tip is arc-shaped and is provided with an inverted U-shaped fork, the fork angle is 12 +/-1 degrees, the fork depth is 15mm, the fork top width is 13 +/-1 mm, and the fork bottom width is 10 +/-1 mm; the cross section of the tip of the draw hook is splayed, two fork legs mutually form 150 degrees, and each fork leg forms 15 +/-1 degree with the horizontal line;
the handle is D, E sections, and B, C sections are transition sections for connecting the tip of the draw hook and the handle.
2. The extraction retractor for an embedded tooth as claimed in claim 1, wherein: the section A and the section B form an included angle of 165 +/-1 degrees, and the width of the connection part is equal.
3. The extraction retractor for an embedded tooth as claimed in claim 1, wherein: the section B and the section C form an included angle of 130 +/-1 degrees, and the width of the connecting part is equal.
4. The extraction retractor for an embedded tooth as claimed in claim 1, wherein: the C section and the D section form an included angle of 135 +/-1 degrees, and the width of the connecting part is equal.
5. The extraction retractor for an embedded tooth as claimed in claim 1, wherein: the section D and the section E form an included angle of 102 +/-1 degrees, and the width of the connecting part is equal.
6. The extraction retractor for an embedded tooth as claimed in claim 1, wherein: the thickness of the metal strip is 1 +/-0.2 mm.
7. The extraction retractor for an embedded tooth as claimed in claim 1, wherein: the metal band is made by bending a medical stainless steel band integrally.
8. The extraction retractor for an embedded tooth as claimed in claim 1, wherein: the two sides of the metal strip are bent by at least 1mm, and the tip part of the section A and the section E are not bent.
9. The extraction retractor for an embedded tooth as claimed in claim 1, wherein: each section of the metal belt is in arc transition after being bent.
10. The extraction retractor for an embedded tooth as claimed in claim 1, wherein: the outer surface of the metal belt is smooth and has no burrs and edges.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020157572.1U CN212118336U (en) | 2020-02-07 | 2020-02-07 | Retractor for extracting embedded tooth |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020157572.1U CN212118336U (en) | 2020-02-07 | 2020-02-07 | Retractor for extracting embedded tooth |
Publications (1)
Publication Number | Publication Date |
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CN212118336U true CN212118336U (en) | 2020-12-11 |
Family
ID=73677270
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202020157572.1U Active CN212118336U (en) | 2020-02-07 | 2020-02-07 | Retractor for extracting embedded tooth |
Country Status (1)
Country | Link |
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CN (1) | CN212118336U (en) |
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2020
- 2020-02-07 CN CN202020157572.1U patent/CN212118336U/en active Active
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GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20231025 Address after: Room 504, 5th Floor, Building A, No. 777 Shunfeng Road, High tech Zone, Jinan City, Shandong Province, 250101 Patentee after: Shandong Shanda Science and Technology Park Development Co.,Ltd. Address before: 250012 No. 44 West Wenhua Road, Lixia District, Shandong, Ji'nan Patentee before: SHANDONG University |