CN202920333U - Bone nail extractor - Google Patents
Bone nail extractor Download PDFInfo
- Publication number
- CN202920333U CN202920333U CN 201220661371 CN201220661371U CN202920333U CN 202920333 U CN202920333 U CN 202920333U CN 201220661371 CN201220661371 CN 201220661371 CN 201220661371 U CN201220661371 U CN 201220661371U CN 202920333 U CN202920333 U CN 202920333U
- Authority
- CN
- China
- Prior art keywords
- tong
- tong arm
- bone nail
- extractor
- nail extractor
- 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 belongs to a medical apparatus, and discloses a bone nail extractor, which comprises two tong arms hinged through a rotating shaft. A tong head is arranged at the front end of each tong arm. An elastic cord is fixedly arranged at the tail end of one tong arm, and a hook is arranged on the other tong arm. The front ends of the two tong heads are sharp, and form a cone after being closed. Semicircular grooves are formed in the opposite clamping surfaces of the two tong heads. Antiskid lines are arranged on the inner walls of the semicircular grooves along a length direction. The bone nail extractor is simple in structure, convenient to operate, high in bone nail extraction efficiency, high in success rate and remarkable in practicability.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, relates in particular to a kind of extractor for bone-pin.
Background technology
Adopt the case of steel plate methods of internal fixation treatment, need nail, steel plate are taken out after the knochenbruch healing.Generally use clinically at present screwdriver that nail is screwed out, be combined comparatively closely with patient's sclerotin due to nail, take out difficulty larger, the nail groove of nail upper end is easily damaged simultaneously, has further increased the taking-up difficulty of nail.
The utility model content
For overcoming above-mentioned technical problem, this utility model provides a kind of reasonable in design, and is easy to operate, reduces the extractor for bone-pin that nail takes out difficulty.
For realizing above-mentioned technical purpose, this utility model adopts following scheme: a kind of extractor for bone-pin, comprise two by the hinged tong arm of rotating shaft, and the tong arm front end is provided with binding clip, it is characterized in that: a tong arm tail end is fixed with an elastic threads, and another tong arm tail end is provided with hook; Two binding clip front ends are sharp-pointed, are cone after closure, are equipped with semicircle groove on the relative clamping face of two binding clips, and the semicircle groove inwall is provided with anti-slip veins along its length.
The utlity model has following beneficial effect: the binding clip front end is sharp-pointed, and has semicircle groove, can be along the gap between nail and sclerotin downwards deeply, in order to the nail upper end is firmly clamped, nail takes out the most at last.It is simple in structure, and is easy to operate, and nail taking-up efficient is high, and success rate is large, has significant practicality.
Description of drawings
Fig. 1 is this utility model structural representation.
Fig. 2 is the structural representation of binding clip part.
In figure, 1, tong arm, 2, elastic threads, 3, hook, 4, rotating shaft, 5, binding clip, 6, semicircle groove, 7, anti-slip veins.
The specific embodiment
Shown in accompanying drawing 1,2, two tong arms 1 are hinged fixing by rotating shaft 4, and tong arm 1 front end is provided with binding clip 5; One tong arm 1 tail end is fixed with elastic threads 2, and another tong arm is provided with the hook 3 that coordinates with elastic threads 2; Two binding clip 5 front ends are sharp-pointed, are cone after closure, are equipped with semicircle groove 6 on the clamping face of two binding clips 5, and semicircle groove 6 inwalls are provided with anti-slip veins 7 along its length.
Claims (1)
1. an extractor for bone-pin, comprise two by the hinged tong arm of rotating shaft, and the tong arm front end is provided with binding clip, it is characterized in that: a tong arm tail end is fixed with an elastic threads, and another tong arm tail end is provided with hook; Two binding clip front ends are sharp-pointed, are cone after closure, are equipped with semicircle groove on the relative clamping face of two binding clips, and the semicircle groove inwall is provided with anti-slip veins along its length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220661371 CN202920333U (en) | 2012-11-19 | 2012-11-19 | Bone nail extractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220661371 CN202920333U (en) | 2012-11-19 | 2012-11-19 | Bone nail extractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202920333U true CN202920333U (en) | 2013-05-08 |
Family
ID=48210327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220661371 Expired - Fee Related CN202920333U (en) | 2012-11-19 | 2012-11-19 | Bone nail extractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202920333U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104758047A (en) * | 2015-03-24 | 2015-07-08 | 苏州瑞华医院有限公司 | Orthopedic kirschner wire extractor |
| CN106236244A (en) * | 2016-08-31 | 2016-12-21 | 北京爱康宜诚医疗器材有限公司 | Skeleton fixing nail withdrawing device and skeleton fixing nail extraction system |
-
2012
- 2012-11-19 CN CN 201220661371 patent/CN202920333U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104758047A (en) * | 2015-03-24 | 2015-07-08 | 苏州瑞华医院有限公司 | Orthopedic kirschner wire extractor |
| CN106236244A (en) * | 2016-08-31 | 2016-12-21 | 北京爱康宜诚医疗器材有限公司 | Skeleton fixing nail withdrawing device and skeleton fixing nail extraction system |
| CN106236244B (en) * | 2016-08-31 | 2019-07-09 | 北京爱康宜诚医疗器材有限公司 | Skeleton fixing nail withdrawing device and skeleton fixing nail extraction system |
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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: 20130508 Termination date: 20131119 |