CN219250393U - Bone nail extractor - Google Patents
Bone nail extractor Download PDFInfo
- Publication number
- CN219250393U CN219250393U CN202222867502.7U CN202222867502U CN219250393U CN 219250393 U CN219250393 U CN 219250393U CN 202222867502 U CN202222867502 U CN 202222867502U CN 219250393 U CN219250393 U CN 219250393U
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- Prior art keywords
- regulating
- screw
- bone screw
- bone
- arm
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- Expired - Fee Related
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- 210000000988 bone and bone Anatomy 0.000 title claims abstract description 53
- 230000001105 regulatory effect Effects 0.000 claims abstract description 37
- 238000005452 bending Methods 0.000 claims abstract description 4
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 230000001276 controlling effect Effects 0.000 abstract description 27
- 230000000694 effects Effects 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 7
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004821 effect on bone Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of bone screw taking-out equipment, in particular to a bone screw extractor, which comprises a screw taking-out assembly, wherein the screw taking-out assembly comprises a positioning pipe, a regulating and controlling screw rod is arranged at the middle part of the positioning pipe in a threaded manner, mounting plates are symmetrically arranged at the left and right ends of the positioning pipe, a switching arm is rotatably arranged on the mounting plates, a clamping arm is rotatably arranged at the other end of the switching arm, a regulating and controlling seat is rotatably arranged at the bending part of the clamping arm, the screw taking-out assembly is arranged in the bone screw extractor, the whole is regulated and controlled by a medical staff through holding the positioning pipe part, then the regulating and controlling screw rod is regulated and controlled, the regulating and controlling seat is enabled to move under the action of the regulating and controlling screw rod, the connecting angle between the clamping arm and the switching arm is converted, so that the clamping arm clamps the bone screw in the screw taking-out process, the clamping stability of the bone screw is high, and the taking-out use effect of the bone screw is good.
Description
Technical Field
The utility model relates to the technical field of bone nail taking-out equipment, in particular to a bone nail remover.
Background
When taking out the bone nail, the existing clamping pliers are adopted to hold the bone nail, medical staff pulls the pliers to take out the bone nail, but the bone nail is placed, the problem that the clamping stability of the pliers to the bone nail is insufficient due to the operation problem of the medical staff easily occurs in the process of taking out the bone nail by the medical staff, so that the taking-out and using effects of the pliers to the bone nail are poor, and therefore, the bone nail remover is required to improve the problem.
Disclosure of Invention
The present utility model is directed to a bone screw extractor, which solves the above-mentioned problems.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a bone screw extractor, is including getting the nail subassembly, it includes the locating tube to get the nail subassembly, the centre department screw thread of locating tube installs the regulation and control lead screw, the front end bilateral symmetry of locating tube is provided with the mounting panel, the switching arm is installed in the mounting panel rotation, the clamping arm is installed in the other end rotation of switching arm, the department of bending of clamping arm rotates and installs the regulation and control seat.
As a preferable scheme of the utility model, one end of the regulating screw rod is provided with a regulating spanner, and the other end of the regulating screw rod is correspondingly in threaded connection with the center of the regulating seat.
As a preferable scheme of the utility model, the outer wall of the positioning tube is provided with a grab handle sleeve.
As the preferable scheme of the utility model, the clamping arm is arranged by adopting an obtuse angle boomerang structure, and the inner side wall of the clamping end of the clamping arm is provided with anti-skid patterns.
As a preferable scheme of the utility model, the utility model also comprises a supporting frame;
the upper side of support frame is provided with the linking post, the support frame rotates through the linking post and installs the supporting seat, install electric putter on the supporting seat, electric putter's drive end is provided with the joint board.
As a preferred embodiment of the present utility model, the other end of the joint plate is connected to a positioning tube.
Compared with the prior art, the utility model has the beneficial effects that:
according to the bone screw taking device, the screw taking component is arranged in the bone screw taking device, the medical staff holds the positioning tube to regulate and position the whole body, then the regulating and controlling screw rod is regulated and controlled, so that the regulating and controlling seat moves in a displacement mode under the action of the regulating and controlling screw rod, the connection angle between the clamping arm and the switching arm is converted by the regulating and controlling seat, the clamping arm is used for clamping the bone screw, the clamping stability of the bone screw in the screw taking process is high, and the taking and using effects of the bone screw are good.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a staple removing assembly according to the present utility model;
fig. 3 is a schematic view of a part of the structure of the present utility model.
In the figure: 1. a staple taking assembly; 101. a positioning tube; 102. regulating and controlling a screw rod; 103. a mounting plate; 104. a transfer arm; 105. a clamping arm; 106. a regulating seat; 107. regulating and controlling a spanner; 108. a handle sleeve; 2. a support frame; 201. a connecting column; 202. a support bracket; 203. an electric push rod; 204. a connector plate.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.
In order to facilitate an understanding of the utility model, several embodiments of the utility model will be described more fully hereinafter with reference to the accompanying drawings, in which, however, the utility model may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
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 utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Examples: referring to fig. 1-3, the bone screw extractor comprises a screw extracting assembly 1, wherein the screw extracting assembly 1 comprises a positioning tube 101, a regulating screw rod 102 is arranged in the middle of the positioning tube 101 in a threaded manner, mounting plates 103 are symmetrically arranged at the left and right ends of the positioning tube 101, a switching arm 104 is rotatably arranged on the mounting plates 103, a clamping arm 105 is rotatably arranged at the other end of the switching arm 104, a regulating seat 106 is rotatably arranged at a bending position of the clamping arm 105, and a supporting frame 2 is further included; the upper side of the support frame 2 is provided with a connecting column 201, the support frame 2 is rotatably provided with a bearing seat 202 through the connecting column 201, the bearing seat 202 is provided with an electric push rod 203, the driving end of the electric push rod 203 is provided with a connecting plate 204, the other end of the connecting plate 204 is connected with a positioning pipe 101, the whole is regulated and positioned by a medical staff holding the positioning pipe 101, then the regulating and controlling screw rod 102 is regulated and controlled, the regulating and controlling seat 106 is enabled to move under the action of the regulating and controlling screw rod 102, the connection angle between the clamping arm 105 and the switching arm 104 is changed by the regulating and controlling seat 106, and therefore the clamping of the clamping arm 105 on bone nails is realized, the clamping stability of the bone nails in the nail taking process is high, and the bone nails are taken out and used well; through connecting the joint plate 204 with the positioning tube 101, the nail taking assembly 1 can be stably clamped on the bone nails, and then the electric push rod 203 drives the joint plate 204 to move, so that the nail taking assembly 1 can be used for pulling and driving the bone nails, the bone nails are taken out conveniently and quickly, the using effect of the nail taking assembly 1 is effectively improved, the joint column 201 is connected with the support frame 2 through the bearing bracket 202, the use angle of the nail taking assembly 1 can be regulated and controlled, the nail taking assembly 1 corresponds to the taking direction of the bone nails, and the using effect of the nail taking assembly 1 in the nail taking process is good;
in the embodiment, one end of the adjusting and controlling screw rod 102 is provided with an adjusting and controlling wrench 107, the other end of the adjusting and controlling screw rod 102 is correspondingly in threaded connection with the center of the adjusting and controlling seat 106, the outer wall of the positioning tube 101 is provided with a grab handle sleeve 108, driving adjustment and control of the adjusting and controlling screw rod 102 can be more convenient through the adjusting and controlling wrench 107, so that the clamping arm 105 has good clamping and controlling effects on bone nails, and the outer wall of the positioning tube 101 is provided with the grab handle sleeve 108, so that the holding and controlling operation of the positioning tube 101 is good in comfort level, and the using effect of the nail taking assembly 1 is good;
wherein the centre gripping arm 105 adopts the obtuse dart structure to set up, and the centre gripping end inside wall of centre gripping arm 105 is provided with the anti-skidding line, adopts the obtuse dart structure to set up through centre gripping arm 105, can make the regulation and control linkage centre gripping between centre gripping arm 105 and the switching arm 104 effectual, is provided with the anti-skidding line through the centre gripping end inside wall of centre gripping arm 105, can make centre gripping arm 105 high to the centre gripping positional stability of bone nail to centre gripping arm 105 is effectual to the centre gripping of bone nail.
Working principle: when the bone nail extractor is used, the medical staff holds the positioning tube 101 to regulate and position the whole body, then regulates and controls the regulating and controlling screw rod 102 to enable the regulating and controlling seat 106 to move in a displacement mode under the action of the regulating and controlling screw rod 102, so that the connecting angle between the clamping arm 105 and the switching arm 104 is converted by the regulating and controlling seat 106, the clamping arm 105 clamps the bone nails, the clamping stability of the bone nails in the nail taking process is high, and the bone nails are taken out and used effectively; through connecting the joint plate 204 with the positioning tube 101, the nail taking assembly 1 can be stably clamped on the bone nails, and then the electric push rod 203 drives the joint plate 204 to move, so that the nail taking assembly 1 can be used for pulling and driving the bone nails, the bone nails are taken out conveniently and quickly, the using effect of the nail taking assembly 1 is effectively improved, the joint column 201 is connected with the support frame 2 through the bearing bracket 202, the use angle of the nail taking assembly 1 can be regulated and controlled, the nail taking assembly 1 corresponds to the taking direction of the bone nails, and the using effect of the nail taking assembly 1 in the nail taking process is good; the driving regulation and control of the regulation and control screw rod 102 can be more convenient through the regulation and control wrench 107, so that the clamping arm 105 has good bone nail clamping and control effect on bone nails, and the holding and control operation comfort of the positioning tube 101 can be better through the grab handle sleeve 108 arranged on the outer wall of the positioning tube 101, so that the use effect of the nail taking assembly 1 is better; through the setting of centre gripping arm 105 adoption obtuse angle dart structure, can make the regulation and control linkage centre gripping effectual between centre gripping arm 105 and the switching arm 104, be provided with the anti-skidding line through the centre gripping end inside wall of centre gripping arm 105, can make centre gripping arm 105 high to the centre gripping positioning stability of bone nail to centre gripping arm 105 is good to the centre gripping result of use of bone nail.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A bone screw extractor, comprising a screw extracting assembly (1), characterized in that: nail subassembly (1) is got including locating tube (101), regulation and control lead screw (102) are installed to the centre department screw thread of locating tube (101), the front end bilateral symmetry of locating tube (101) is provided with mounting panel (103), switching arm (104) are installed in mounting panel (103) rotation, clamping arm (105) are installed in the other end rotation of switching arm (104), regulation and control seat (106) are installed in the department of bending of clamping arm (105) rotation.
2. A bone screw extractor according to claim 1, wherein: one end of the regulating screw rod (102) is provided with a regulating spanner (107), and the other end of the regulating screw rod (102) is correspondingly in threaded connection with the center of the regulating seat (106).
3. A bone screw extractor according to claim 1, wherein: the outer wall of the positioning tube (101) is provided with a grab handle sleeve (108).
4. A bone screw extractor according to claim 1, wherein: the clamping arm (105) is arranged in an obtuse angle boomerang structure, and anti-skidding patterns are arranged on the inner side wall of the clamping end of the clamping arm (105).
5. A bone screw extractor according to claim 1, wherein: also comprises a supporting frame (2);
the upper side of support frame (2) is provided with linking post (201), support frame (2) are installed through linking post (201) rotation and are held seat (202), electric putter (203) are installed on holding seat (202), the drive end of electric putter (203) is provided with joint board (204).
6. A bone screw extractor according to claim 5, wherein: the other end of the connecting plate (204) is connected with the positioning tube (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222867502.7U CN219250393U (en) | 2022-10-28 | 2022-10-28 | Bone nail extractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222867502.7U CN219250393U (en) | 2022-10-28 | 2022-10-28 | Bone nail extractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219250393U true CN219250393U (en) | 2023-06-27 |
Family
ID=86858842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222867502.7U Expired - Fee Related CN219250393U (en) | 2022-10-28 | 2022-10-28 | Bone nail extractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219250393U (en) |
-
2022
- 2022-10-28 CN CN202222867502.7U patent/CN219250393U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20230627 |