CN202207202U - Vertebral arch broken nail puller - Google Patents
Vertebral arch broken nail puller Download PDFInfo
- Publication number
- CN202207202U CN202207202U CN2011203429792U CN201120342979U CN202207202U CN 202207202 U CN202207202 U CN 202207202U CN 2011203429792 U CN2011203429792 U CN 2011203429792U CN 201120342979 U CN201120342979 U CN 201120342979U CN 202207202 U CN202207202 U CN 202207202U
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- China
- Prior art keywords
- broken nail
- fixing
- vertebral arch
- connecting column
- nail
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a vertebral arch broken nail puller, comprising a connecting column, wherein one end of the connecting column is provided with a handle, the other end of the connecting column is connected with three fixing claws, threads are formed in the connecting column, screw caps are arranged on the connecting column, fixing claw threads are arranged on the fixing claws, and a fixing nail is arranged at the inner side of each fixing claw. When in work, the vertebral arch broken nail puller disclosed by the utility model is sleeved and connected onto a broken nail, the handle is rotated, surplus osteophyte is removed through grinding teeth, then, the screw cap is rotated downwards onto the fixing claws and continuously move downwards through the fixing claw threads, the three fixing claws are used for tightly clamping the broken nail, because the fixing nails are arranged at the inner sides of the fixing claws, the clamping force of the fixing claws to the broken nail is increased, and the handle is rotated to pull out the broken nail after the fixation is completed. By adoption of the vertebral arch broken nail puller disclosed by the utility model, the broken nail can be pulled out simply and conveniently, so that the working efficiency of the medical personnel is enhanced and the burden of the working staff is lightened.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, particularly a kind of pedicle nail extractor.
Background technology
In doing bone surgery, vertebral arch is with in the nail taking-up process, and the head of a nail ruptures easily, is difficult to take out, and affects to vertebral body is stable, has prolonged the time of operation, and the patient is caused adverse influence.
The utility model content
The technical problem that this utility model will solve is the deficiency to technique scheme, and a kind of pedicle nail device for taking out broken nail is provided.
For the technical scheme that addresses the above problem this utility model is:
A kind of vertebral arch device for taking out broken nail comprises joint pin, and an end of said joint pin is provided with handle; The other end is connected with 3 fixed claws, and said joint pin is provided with screw thread, and joint pin is provided with nut; Have the fixed claw screw thread on the said fixed claw, the inboard of said fixed claw has staple.
Below be further improvement to technique scheme:
The bottom of said fixed claw has tooth lapping.
During work, this utility model is socketed on the broken nail, swing handle is removed unnecessary hyperosteogeny through tooth lapping; Then nut is changeed down, forward on the fixed claw, continue downwards through the fixed claw screw thread; Clamp broken nail with 3 fixed claws,, improved the chucking power of fixed claw broken nail because the inboard of fixed claw has staple; After fixedly finishing, swing handle is extracted broken nail, adopts this utility model broken nail of choosing; Simple and convenient, improved medical personnel's work efficiency, alleviated staff's burden.
Below in conjunction with accompanying drawing and embodiment technique scheme is further specified.
Description of drawings
Fig. 1, Fig. 2 are the structural representation of a kind of vertebral arch device for taking out broken nail among this utility model embodiment.
Among the figure:
The 1-handle; The 2-joint pin; The 3-nut; 4-fixed claw screw thread; The 5-fixed claw; The 6-staple; The 7-tooth lapping.
The specific embodiment
Embodiment, like Fig. 1, shown in 2, a kind of vertebral arch device for taking out broken nail; Comprise joint pin 2, an end of said joint pin 2 is provided with handle 1, and the other end is connected with 3 fixed claws 5; Said joint pin 2 is provided with screw thread, and joint pin 2 is provided with nut 3, has fixed claw screw thread 4 on the said fixed claw 5; The inboard of said fixed claw 5 has staple 6, and the bottom of said fixed claw 5 has tooth lapping 7.
During work, this utility model is socketed on the broken nail, swing handle 1 is removed unnecessary hyperosteogeny through tooth lapping 7; Then nut 3 is changeed down, forward on the fixed claw 5, continue downwards through fixed claw screw thread 4; Clamp broken nail with 3 fixed claws 5,, improved the chucking power of 5 pairs of broken nails of fixed claw because the inboard of fixed claw 5 has staple 6; After fixedly finishing, swing handle 1 is extracted broken nail, adopts this utility model broken nail of choosing; Simple and convenient, improved medical personnel's work efficiency, alleviated staff's burden.
Claims (2)
1. vertebral arch device for taking out broken nail; Comprise joint pin (2), it is characterized in that: an end of said joint pin (2) is provided with handle (1), and the other end is connected with 3 fixed claws (5); Said joint pin (2) is provided with screw thread; Joint pin (2) is provided with nut (3), has fixed claw screw thread (4) on the said fixed claw (5), and the inboard of said fixed claw (5) has staple (6).
2. a kind of vertebral arch device for taking out broken nail as claimed in claim 1 is characterized in that: the bottom of said fixed claw (5) has tooth lapping (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203429792U CN202207202U (en) | 2011-09-14 | 2011-09-14 | Vertebral arch broken nail puller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203429792U CN202207202U (en) | 2011-09-14 | 2011-09-14 | Vertebral arch broken nail puller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202207202U true CN202207202U (en) | 2012-05-02 |
Family
ID=45986760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203429792U Expired - Fee Related CN202207202U (en) | 2011-09-14 | 2011-09-14 | Vertebral arch broken nail puller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202207202U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105852958A (en) * | 2016-05-03 | 2016-08-17 | 丽水市人民医院 | Novel nail taking device for orthopedic department |
| CN106073886A (en) * | 2016-07-13 | 2016-11-09 | 苏州苏南捷迈得医疗器械有限公司 | A kind of orthopedic broken screw nail-fetching device |
| CN106175916A (en) * | 2016-07-13 | 2016-12-07 | 苏州苏南捷迈得医疗器械有限公司 | A kind of bone surgery nail-fetching device |
| CN107157557A (en) * | 2017-04-11 | 2017-09-15 | 中南大学湘雅三医院 | Cut the centrum withdrawing device of operation entirely for centrum |
| CN112089486A (en) * | 2020-09-01 | 2020-12-18 | 徐州丹奕工程科技有限公司 | Pedicle screw tail tooth breaker structure capable of reducing injury |
| WO2022041967A1 (en) * | 2020-08-31 | 2022-03-03 | 苏州微创骨科医疗工具有限公司 | Nail removing device |
-
2011
- 2011-09-14 CN CN2011203429792U patent/CN202207202U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105852958A (en) * | 2016-05-03 | 2016-08-17 | 丽水市人民医院 | Novel nail taking device for orthopedic department |
| CN105852958B (en) * | 2016-05-03 | 2018-05-15 | 王会同 | A kind of nail taking out apparatus in orthopaedics |
| CN106073886A (en) * | 2016-07-13 | 2016-11-09 | 苏州苏南捷迈得医疗器械有限公司 | A kind of orthopedic broken screw nail-fetching device |
| CN106175916A (en) * | 2016-07-13 | 2016-12-07 | 苏州苏南捷迈得医疗器械有限公司 | A kind of bone surgery nail-fetching device |
| CN106073886B (en) * | 2016-07-13 | 2019-09-27 | 苏州苏南捷迈得医疗器械有限公司 | A kind of orthopedic broken screw nail-fetching device |
| CN106175916B (en) * | 2016-07-13 | 2019-09-27 | 苏州苏南捷迈得医疗器械有限公司 | A kind of bone surgery nail-fetching device |
| CN107157557A (en) * | 2017-04-11 | 2017-09-15 | 中南大学湘雅三医院 | Cut the centrum withdrawing device of operation entirely for centrum |
| CN107157557B (en) * | 2017-04-11 | 2019-04-05 | 中南大学湘雅三医院 | Cut the centrum withdrawing device of operation entirely for centrum |
| WO2022041967A1 (en) * | 2020-08-31 | 2022-03-03 | 苏州微创骨科医疗工具有限公司 | Nail removing device |
| CN112089486A (en) * | 2020-09-01 | 2020-12-18 | 徐州丹奕工程科技有限公司 | Pedicle screw tail tooth breaker structure capable of reducing injury |
| CN112089486B (en) * | 2020-09-01 | 2021-06-15 | 吉林大学 | Pedicle screw tail tooth breaker structure capable of reducing injury |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120502 Termination date: 20120914 |