CN101239003A - Remover for intramedullary nail with lock - Google Patents
Remover for intramedullary nail with lock Download PDFInfo
- Publication number
- CN101239003A CN101239003A CNA2007100133291A CN200710013329A CN101239003A CN 101239003 A CN101239003 A CN 101239003A CN A2007100133291 A CNA2007100133291 A CN A2007100133291A CN 200710013329 A CN200710013329 A CN 200710013329A CN 101239003 A CN101239003 A CN 101239003A
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- CN
- China
- Prior art keywords
- handle
- intramedullary nail
- tension rod
- pull bar
- lock
- 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.)
- Pending
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- Surgical Instruments (AREA)
Abstract
The invention relates to a medical appliance, in particular to an interlocking intramedullary nail puller, consisting of a handle and a tension rod. The invention is characterized in that the front end of the tension rod is provided with an elastic axis with a groove; the elastic axis is provided with a draw hook; the connecting ends of the handle and the tension rod are respectively provided with a thread; the handle and the tension rod are connected through a connecting nut sleeve. The tension rod is carried out with complete disinfection, sterilization to ensure the safety of sufferers. The handle is carried out with general disinfection and sterilization to reduce the cost and the economic burden of sufferers. The elastic axis of the tension rod of the invention can send the draw hook at the front end into a keyhole of the screw of the interlocking intramedullary nail under elastic function. The intramedullary nail can be conveniently drawn out through the handle, with the advantages of reasonable structure, convenient operation and safe use.
Description
Technical field:
The present invention relates to medical apparatus and instruments, specifically a kind of intramedullary nail with lock extractor with nail hole drag hook.
Background technology:
At present, intramedullary nail with lock is that hospital orthopedics is commonly used, extracting of intramedullary nail with lock, be by the screw of its afterbody with outwards get after the screw rod of extractor is connected, extractor is made up of handle, pull bar, the pull bar front end is provided with screw rod, but owing to the intramedullary pin time that stays in the body is grown (being generally 1-2), screw silk mouth is easy to be corroded by the humoral chemistry material, screw rod can not be spun on the screw thread of screw, wrong silk and stripped thread phenomenon occur, make intramedullary pin be difficult to extract, cause more misery to the patient.
Summary of the invention:
The objective of the invention is to overcome above-mentioned the deficiencies in the prior art, a kind of intramedullary nail with lock extractor of its band rational in infrastructure, simple to operate, easy to use nail hole drag hook is provided.
The present invention can reach by following measure:
A kind of intramedullary nail with lock extractor is made up of handle and pull bar, it is characterized in that the pull bar front end is provided with the elastic shaft of with groove, and elastic shaft is provided with drag hook.
The handle among the present invention in the extractor and the link of pull bar are respectively equipped with screw thread, and handle is connected through attaching nut's cover with pull bar, and pull bar is sterilized fully, sterilized; guarantee patient's safety; handle can carry out generality sterilization, sterilization, to fall end expense, alleviates patient's financial burden.
In the lockhole of pull bar elastic shaft of the present invention in elastic reaction can be sent into the drag hook of its front end the screw of intramedullary nail with lock, can easily intramedullary pin be pulled out, have advantages such as rational in infrastructure, easy to operate, safe in utilization by handle.
Description of drawings:
Accompanying drawing is a structural representation of the present invention.
The specific embodiment:
Below in conjunction with accompanying drawing the present invention is further described:
As shown in drawings; a kind of intramedullary nail with lock extractor; form by handle 1 and pull bar 2; pull bar 2 front ends are provided with the elastic shaft 3 of with groove; elastic shaft is provided with drag hook 4; the link of handle 1 and pull bar 2 is respectively equipped with screw thread; handle overlaps 5 with pull bar through the attaching nut and is connected; pull bar 2 is sterilized fully; sterilization; guarantee patient's safety; handle 1 can carry out the generality sterilization; sterilization; to fall end expense, alleviate patient's financial burden, pull bar 2 elastic shafts 3 of the present invention are in elastic reaction can be sent into the drag hook 4 of its front end the lockhole of screw of intramedullary nail with lock 6; can easily intramedullary pin 6 be pulled out by handle 1, the present invention has rational in infrastructure; easy to operate; advantage such as safe in utilization.
Claims (2)
1. an intramedullary nail with lock extractor is made up of handle and pull bar, it is characterized in that the pull bar front end is provided with the elastic shaft of with groove, and elastic shaft is provided with drag hook.
2. a kind of intramedullary nail with lock extractor according to claim 1 is characterized in that the handle in the extractor and the link of pull bar are respectively equipped with screw thread, and handle is connected through attaching nut's cover with pull bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100133291A CN101239003A (en) | 2007-02-09 | 2007-02-09 | Remover for intramedullary nail with lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100133291A CN101239003A (en) | 2007-02-09 | 2007-02-09 | Remover for intramedullary nail with lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101239003A true CN101239003A (en) | 2008-08-13 |
Family
ID=39931024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100133291A Pending CN101239003A (en) | 2007-02-09 | 2007-02-09 | Remover for intramedullary nail with lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101239003A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20210043879A (en) * | 2019-10-14 | 2021-04-22 | 경상국립대학교산학협력단 | Hook device for removal of broken intramedullary nail |
-
2007
- 2007-02-09 CN CNA2007100133291A patent/CN101239003A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20210043879A (en) * | 2019-10-14 | 2021-04-22 | 경상국립대학교산학협력단 | Hook device for removal of broken intramedullary nail |
| KR102315212B1 (en) * | 2019-10-14 | 2021-10-20 | 경상국립대학교산학협력단 | Hook device for removal of broken intramedullary nail |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20080813 |