CN204468256U - A kind of orthopedic nail extractor - Google Patents
A kind of orthopedic nail extractor Download PDFInfo
- Publication number
- CN204468256U CN204468256U CN201520146115.1U CN201520146115U CN204468256U CN 204468256 U CN204468256 U CN 204468256U CN 201520146115 U CN201520146115 U CN 201520146115U CN 204468256 U CN204468256 U CN 204468256U
- Authority
- CN
- China
- Prior art keywords
- nail
- bar
- getting
- movable block
- bracket
- 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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- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The utility model discloses a kind of orthopedic nail extractor, belong to medical instruments field, comprise the bracing frame of bracket and arcuate structure, wherein be provided with restraining at the two ends of described bracket, chute is equipped with in described bracket both sides, slide block is provided with in described chute, support frame as described above two ends are connected with described slide block respectively, loose slot is provided with in support frame as described above, movable block is provided with in described loose slot, support bar is provided with in described movable block, be movably equipped with in described support bar and get nail bar, blind hole is provided with at described nail bar end of getting, be provided with at described support bar end and get nail axle, pull bar is provided with described getting on nail axle, described pull bar and described blind hole are threaded connection, described slide block and movable block are equipped with locking device, the whole process operation of this utility model is simple and convenient, not only alleviate the misery of patient, but also improve the work efficiency of doctor, shorten the time of getting nail treatment.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, especially a kind of orthopedic nail extractor.
Background technology
In clinical medicine, fracture is common bone wound disease, and the most frequently used method for the treatment of fracture implements internal fixation operation, namely with blade plate and steel nail, skeleton is coupled together, after waiting to heal need steel nail to take off, conveniently get nail, notification number is that the utility model patent of CN 203677240 U discloses a kind of nail taking out apparatus in orthopaedics, this device is that bone screw center to be got is aimed at the center of driving shaft in use, drive motors rotates, the apical axis of driving shaft lower end is pressed down with bone screw upper surface inconsistent, in this process, first must ensure that the center of driving shaft can be aimed at bone screw center, position due to driving shaft is changeless, therefore in actual mechanical process, just need the limbs ceaselessly adjusting patient, such operation not only operates complicated loaded down with trivial details, but also the misery of patient can be increased, also extend simultaneously and get the nail time used.
Summary of the invention
Technical assignment of the present utility model is for above the deficiencies in the prior art, and provides a kind of orthopedic nail extractor.
This utility model solves the technical scheme that its technical problem adopts: a kind of orthopedic nail extractor, comprise the bracing frame of bracket and arcuate structure, wherein be provided with restraining at the two ends of described bracket, for fettering the limbs of patient, chute is equipped with in described bracket both sides, slide block is provided with in described chute, support frame as described above two ends are connected with described slide block respectively, loose slot is provided with in support frame as described above, movable block is provided with in described loose slot, support bar is provided with in described movable block, be movably equipped with in described support bar and get nail bar, slide block can regulate the position of getting nail bar longitudinal direction, movable block can regulate the position of getting nail bar transverse direction, no matter where bone screw is in, when not moving the limbs of patient, can guarantee to get the center that nail bar can aim at bone screw, thus alleviate the misery of patient, blind hole is provided with at described nail bar end of getting, be provided with at described support bar end and get nail axle, pull bar is provided with described getting on nail axle, described pull bar and described blind hole are threaded connection, only need rotate when getting nail get nail axle just bone screw can be taken out, simple to operation, described slide block and movable block are equipped with locking device.
Be provided with laser lamp in described nail bar front end of getting, can play positioning action fast, the time of nail bar position is got in the adjustment of shortening.
Advantage of the present utility model: get nail front after the limbs of patient fix, only just can need be aimed at getting nail bar with the center of bone screw easily by the position of adjustment bracing frame and movable block, can also be positioned getting nail bar fast by laser lamp in the process of adjustment, thus shorten the time of getting needed for nail, improve the work efficiency of doctor.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation.
Fig. 2 is the connection diagram of this utility model bracing frame and movable block.
Fig. 3 is the connection diagram that this utility model gets nail bar and support bar.
Fig. 4 is that this utility model gets the top view followed closely bar and be connected with support bar.
Detailed description of the invention
Below in conjunction with Figure of description, this utility model is described below.
As shown in the figure, a kind of orthopedic nail extractor, comprise the bracing frame 3 of bracket 2 and arcuate structure, wherein be provided with restraining 1 at the two ends of described bracket 2, for fettering the limbs of patient, chute 8 is equipped with in described bracket 2 both sides, slide block 7 is provided with in described chute 8, support frame as described above 3 two ends are connected with described slide block respectively, loose slot 31 is provided with in support frame as described above 3, movable block 9 is provided with in described loose slot 31, support bar 5 is provided with in described movable block 9, be movably equipped with in described support bar 5 and get nail bar 4, slide block 7 can regulate the position of getting nail bar 4 longitudinal direction, movable block 9 can regulate the position of getting nail bar 4 transverse direction, no matter where bone screw is in, when not moving the limbs of patient, can guarantee to get the center that nail bar 4 can aim at bone screw, thus alleviate the misery of patient, blind hole 42 is provided with at described nail bar 4 end of getting, be provided with at described support bar 5 end and get nail axle 10, pull bar 11 is provided with described getting on nail axle 10, described pull bar 11 is threaded connection with described blind hole 42, only need rotate when getting nail get nail axle 10 just bone screw can be taken out, simple to operation, described slide block 7 with movable block 9 are equipped with locking device 6.
Be provided with laser lamp 41 in described nail bar 4 front end of getting, can play positioning action fast, the time of nail bar 4 position is got in the adjustment of shortening.
Its operation principle is: be first placed in bracket 2 by the limbs of patient during use, then fix with restraining 1, then the position of moving slider 7 and movable block 9 is passed through, the position of getting nail bar 4 is adjusted with this, by the time when the point of irradiation of laser lamp 41 drops on the center of bone screw, just illustrate that nail bar 4 of getting now strikes the center that targeted by screw, then by locking device 6, slide block 7 and movable block 9 are fixed, because pull bar 11 and blind hole 42 are threaded connection, so when nail axle 10 is got in rotation, get nail bar 4 can be subject to the effect of pull bar 11 and move, by such mode just can be very fast bone screw is taken out, whole process operation is simple and convenient, not only alleviate the misery of patient, but also improve the work efficiency of doctor, shorten the time of getting nail treatment.
Claims (2)
1. an orthopedic nail extractor, comprise the bracing frame of bracket and arcuate structure, it is characterized in that: be provided with restraining at the two ends of described bracket, chute is equipped with in described bracket both sides, slide block is provided with in described chute, support frame as described above two ends are connected with described slide block respectively, loose slot is provided with in support frame as described above, movable block is provided with in described loose slot, support bar is provided with in described movable block, be movably equipped with in described support bar and get nail bar, blind hole is provided with at described nail bar end of getting, be provided with at described support bar end and get nail axle, pull bar is provided with described getting on nail axle, described pull bar and described blind hole are threaded connection, described slide block and movable block are equipped with locking device.
2. a kind of orthopedic nail extractor according to claim 1, is characterized in that: be provided with laser lamp in described nail bar front end of getting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520146115.1U CN204468256U (en) | 2015-03-16 | 2015-03-16 | A kind of orthopedic nail extractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520146115.1U CN204468256U (en) | 2015-03-16 | 2015-03-16 | A kind of orthopedic nail extractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204468256U true CN204468256U (en) | 2015-07-15 |
Family
ID=53623996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520146115.1U Expired - Fee Related CN204468256U (en) | 2015-03-16 | 2015-03-16 | A kind of orthopedic nail extractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204468256U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104997558A (en) * | 2015-07-16 | 2015-10-28 | 梁艳 | Orthopaedics nail-removing guiding device |
| CN109199568A (en) * | 2018-11-09 | 2019-01-15 | 张云峰 | A kind of orthopedic nail extractor convenient for taking out broken nail |
| CN109199567A (en) * | 2018-10-29 | 2019-01-15 | 于跃强 | A kind of extractor for bone-pin for four limbs |
| CN109567925A (en) * | 2018-11-12 | 2019-04-05 | 张巍 | A kind of bone surgery nail-fetching device |
-
2015
- 2015-03-16 CN CN201520146115.1U patent/CN204468256U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104997558A (en) * | 2015-07-16 | 2015-10-28 | 梁艳 | Orthopaedics nail-removing guiding device |
| CN104997558B (en) * | 2015-07-16 | 2017-10-24 | 孙守勇 | Orthopaedics takes nail guide |
| CN107485441A (en) * | 2015-07-16 | 2017-12-19 | 梁艳 | Nail-fetching device for orthopaedics |
| CN107485439A (en) * | 2015-07-16 | 2017-12-19 | 梁艳 | Bone surgery is with taking screw guiding device |
| CN107485440A (en) * | 2015-07-16 | 2017-12-19 | 梁艳 | Orthopaedics device for fetching nail |
| CN107485439B (en) * | 2015-07-16 | 2019-06-14 | 宫儒靖 | Orthopaedics takes nail guide |
| CN107485441B (en) * | 2015-07-16 | 2019-07-16 | 广州市星尔菲医疗器械有限公司 | Orthopaedics takes nail guide |
| CN107485440B (en) * | 2015-07-16 | 2019-08-13 | 王中良 | Orthopaedics takes nail guide |
| CN109199567A (en) * | 2018-10-29 | 2019-01-15 | 于跃强 | A kind of extractor for bone-pin for four limbs |
| CN109199568A (en) * | 2018-11-09 | 2019-01-15 | 张云峰 | A kind of orthopedic nail extractor convenient for taking out broken nail |
| CN109567925A (en) * | 2018-11-12 | 2019-04-05 | 张巍 | A kind of bone surgery nail-fetching device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150715 Termination date: 20160316 |