CN202151377U - Novel orthopedic screwdriver - Google Patents
Novel orthopedic screwdriver Download PDFInfo
- Publication number
- CN202151377U CN202151377U CN201120223498XU CN201120223498U CN202151377U CN 202151377 U CN202151377 U CN 202151377U CN 201120223498X U CN201120223498X U CN 201120223498XU CN 201120223498 U CN201120223498 U CN 201120223498U CN 202151377 U CN202151377 U CN 202151377U
- Authority
- CN
- China
- Prior art keywords
- orthopedic
- screwdriver
- hole
- cutter hub
- tool body
- 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 novel orthopedic screwdriver, which belongs to the technical field of orthopedic medical instruments and comprises a tool body, a movable stress applying rod and a detachable bit. The novel orthopedic screwdriver is characterized in that a through hole is arranged at the upper end of the tool body, the movable stress applying rod penetrates through the through hole at the upper end of the tool body, and the detachable bit of the screwdriver is arranged at the tail end of the tool body. The novel orthopedic screwdriver is simple in structure and convenient in use. Since an orthopedic doctor only needs to change the bit of the orthopedic screwdriver in the corresponding shape rather than change the orthopedic screwdriver frequently when screwing on or off orthopedic screws for patients, cost for surgical instruments of hospitals is reduced. Meanwhile, the orthopedic screws are screwed on or off by the aid of the movable stress applying rod so that workload of the orthopedic operation doctor is reduced.
Description
Technical field
This utility model relates to medical instruments field, specifically relates to a kind of novel orthopaedics screwdriver.
Background technology
In bone surgery, often need tighten or take off screw with screwdriver, at present the orthopaedics screw is because shape is varied, so the driver bit shape need mate with screw one by one, brings great apparatus cost waste to hospital; Need body inner connecting tube plate bolt be taken out after the union of fracture simultaneously; Because screw bears big stress regular meeting in vivo deformation taking place, cause screw frictional resistance to increase greatly, screws out screw and extremely require great effort; Strengthen and take out difficulty; Prolong operating time, increase and infect probability, failure occurs taking out even cause severe complication such as refracture.
The utility model content
The technical assignment of this utility model is to above-mentioned deficiency of the prior art a kind of novel orthopaedics screwdriver to be provided.
This utility model solves the technical scheme that its technical problem adopted: a kind of novel orthopaedics screwdriver; Comprise cutter hub, movable boosting-rod and detachable cutter head; It is characterized in that: said cutter hub upper end is provided with a through hole, and said movable boosting-rod passes the through hole of cutter hub upper end.
Said movable boosting-rod diameter is less than the through hole of cutter hub upper end, and said movable boosting-rod two ends spheroid sphere diameter is greater than the through hole of cutter hub upper end.
Said cutter hub end is provided with detachable driver bit.
The beneficial effect of this utility model is: the utlity model has rational in infrastructure, easy to use.
Description of drawings
Accompanying drawing 1 is the structural representation of this utility model.
The specific embodiment
With reference to Figure of description this utility model is done following the detailed description:
Referring to accompanying drawing 1, a kind of novel orthopaedics screwdriver comprises cutter hub 4, movable boosting-rod 3 and detachable cutter head 5, and said cutter hub 4 upper ends are provided with a through hole 2, and said movable boosting-rod 3 passes the through hole 2 of cutter hub 4 upper ends.Said movable boosting-rod 3 diameters are less than the through hole 2 of cutter hub 4 upper ends, and said movable boosting-rod 3 two ends spheroids 1 sphere diameter is greater than the through hole 2 of cutter hub 4 upper ends.Said cutter hub 4 ends are provided with detachable driver bit 5.
In the bone surgery process; Run into and take out screw difficult or that be out of shape; Only need the spheroid 1 of movable boosting-rod 3 one ends is slided into through hole 2 places of cutter hub 4 upper ends, so just increased the moment of torsion of screwdriver, alleviated bone surgery doctor's work load effectively.
Claims (3)
1. a novel orthopaedics screwdriver comprises cutter hub, movable boosting-rod and detachable cutter head, it is characterized in that: said cutter hub upper end is provided with a through hole, and said movable boosting-rod passes the through hole of cutter hub upper end.
2. a kind of novel orthopaedics screwdriver according to claim 1 is characterized in that: said movable boosting-rod diameter is less than the through hole of cutter hub upper end, and said movable boosting-rod two ends spheroid sphere diameter is greater than the through hole of cutter hub upper end.
3. a kind of novel orthopaedics screwdriver according to claim 1, it is characterized in that: said cutter hub end is provided with detachable driver bit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120223498XU CN202151377U (en) | 2011-06-20 | 2011-06-20 | Novel orthopedic screwdriver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120223498XU CN202151377U (en) | 2011-06-20 | 2011-06-20 | Novel orthopedic screwdriver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202151377U true CN202151377U (en) | 2012-02-29 |
Family
ID=45691893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120223498XU Expired - Fee Related CN202151377U (en) | 2011-06-20 | 2011-06-20 | Novel orthopedic screwdriver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202151377U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102835994A (en) * | 2012-08-17 | 2012-12-26 | 苏州瑞华医院有限公司 | Three-jaw bone holder |
| CN107157543A (en) * | 2017-05-20 | 2017-09-15 | 禹州市银星专用磨料有限公司 | One kind uses Brown Alundum osteotome in bone surgery |
| CN113423356A (en) * | 2018-12-11 | 2021-09-21 | 阿克拉伦特公司 | Nasal suction device with interchangeable tip insert |
-
2011
- 2011-06-20 CN CN201120223498XU patent/CN202151377U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102835994A (en) * | 2012-08-17 | 2012-12-26 | 苏州瑞华医院有限公司 | Three-jaw bone holder |
| CN102835994B (en) * | 2012-08-17 | 2014-04-02 | 苏州瑞华医院有限公司 | Three-jaw bone holder |
| CN107157543A (en) * | 2017-05-20 | 2017-09-15 | 禹州市银星专用磨料有限公司 | One kind uses Brown Alundum osteotome in bone surgery |
| CN113423356A (en) * | 2018-12-11 | 2021-09-21 | 阿克拉伦特公司 | Nasal suction device with interchangeable tip insert |
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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: 20120229 Termination date: 20120620 |