CN203059887U - Screw capable of mounting steel-wire cerclage simultaneously - Google Patents
Screw capable of mounting steel-wire cerclage simultaneously Download PDFInfo
- Publication number
- CN203059887U CN203059887U CN 201320044897 CN201320044897U CN203059887U CN 203059887 U CN203059887 U CN 203059887U CN 201320044897 CN201320044897 CN 201320044897 CN 201320044897 U CN201320044897 U CN 201320044897U CN 203059887 U CN203059887 U CN 203059887U
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- screw
- steel wire
- wire circular
- steel
- ligate
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Abstract
The utility model discloses a screw capable of mounting a steel-wire cerclage simultaneously, which belongs to the technical field of orthopedic medical devices and is used for performing the steel-wire cerclage after the screw is fixed in a screw hole. The technical scheme is that the screw is composed of a screw body and a steel-wire cerclage sleeve, wherein the steel-wire cerclage sleeve is fixedly connected with the screw body into a whole; an inner hole of the steel-wire cerclage sleeve is matched with the diameter of a steel-wire cerclage wire. According to the screw capable of mounting steel-wire cerclage simultaneously, the steel-wire cerclage sleeve is added to the screw body, and a steel-wire cerclage wire can be inserted into the steel-wire cerclage sleeve so as to fix the steel-wire cerclage after the screw body is screwed into the screw hole of a bone plate; with adoption of the structure, the steel-wire cerclage cannot occupy the position of the screw hole of the bone plate, ensures fixing of the screw to the bone plate, and cannot affect the fixed effect of the steel-wire cerclage, thereby enhancing the fixation strength of the bone plate and reducing the occurrence of peripheral fracture complications. The screw capable of mounting steel-wire cerclage simultaneously is ingenious in concept, simple in structure, and convenient to use, and has good practical value.
Description
Technical field
This utility model relates to a kind of screw that steel wire circular ligate can also be installed behind a screw internal fixation screw, belong to the orthopedic medical device technical field.
Background technology
In the orthopaedic medical treatment field, the Fracture of femur of middle-aged and elderly people, humeral fracture etc. are commonly encountered diseases and frequently-occurring disease, bring very big misery to the patient.Along with the progress of expanding economy and medical skill, patients such as increasing person in middle and old age's fractured near end of thighbone, Methods for Distal Femoral Fractures, proximal humeral fracture use the prosthese treatment and increase.In using the prosthese treatment, the application steel is fixed, steel wire circular ligate is a kind of fixed form commonly used, in the steel wire circular ligate operation technique, steel wire circular ligate need occupy the position of a screw, this screw can not be inserted screw, influence the blade plate strength of fixation, in clinical practice, find, the problem of blade plate constant intensity can cause the sickness rate of surrounding fracture to increase, therefore be necessary to take measures, behind a screw internal fixation screw, steel wire circular ligate can also be installed, to strengthen the blade plate strength of fixation, reduce the generation of surrounding fracture complication.
The utility model content
Technical problem to be solved in the utility model provides a kind of screw that steel wire circular ligate can be installed simultaneously, and this screw can also be installed steel wire circular ligate behind a screw internal fixation screw, to improve blade plate constant intensity and therapeutic effect.
The technical scheme that solves the problems of the technologies described above is:
A kind of screw that steel wire circular ligate can be installed simultaneously, it is made up of screw body and steel wire circular ligate cover, and the steel wire circular ligate cover is connected to one with screw body, and the endoporus of steel wire circular ligate cover and the steel wire diameter of steel wire circular ligate are complementary.
The above-mentioned screw that steel wire circular ligate can be installed simultaneously, described screw body is soket head cap screw, the steel wire circular ligate cover is annular or semi-circular lasso, the upper surface of the hexagonal (hexagon)nut outside or interior hexagonal (hexagon)nut in the steel wire circular ligate cover is vertically welded in.
The above-mentioned screw that steel wire circular ligate can be installed simultaneously, described screw body is the outer-hexagonal screw, the steel wire circular ligate cover is annular or semi-circular lasso, the steel wire circular ligate cover is vertically welded in the upper surface of outer-hexagonal nut, and the steel wire circular ligate cover overlaps for single steel wire circular ligate or is that two steel wire circular ligates cover decussations connect as one.
The above-mentioned screw that steel wire circular ligate can be installed simultaneously, described screw body are soket head cap screw or outer-hexagonal screw, and steel wire circular ligate cover is through hole, and through hole is positioned at nut one side, and through hole passes nut, and through hole is vertical with the screw body longitudinal axis and pass the screw body longitudinal axis.
The above-mentioned screw that steel wire circular ligate can be installed simultaneously, described screw body is soket head cap screw, and it also has the hexagonal screw rod, and the interior hexagonal (hexagon)nut hole of hexagonal screw rod and soket head cap screw is complementary, and at the hexagonal screw rod horizontal through hole is arranged, and through hole is the steel wire circular ligate cover.
The beneficial effects of the utility model are:
This utility model has increased the steel wire circular ligate cover at screw body, after screw body screws in the screw of blade plate, the steel wire circular ligate steel wire can pass and carry out steel wire circular ligate in the steel wire circular ligate cover and fix, after adopting this structure, steel wire circular ligate can not take the screwhole position of blade plate, has guaranteed screw fixing to blade plate, can not influence the fixed effect of steel wire circular ligate simultaneously yet, therefore reach reinforcement blade plate strength of fixation, reduced the purpose of the generation of surrounding fracture complication.This utility model is skillfully constructed, simple in structure, easy to use, fabulous practical value is arranged.
Description of drawings
Fig. 1 is the structural representation of a kind of soket head cap screw of the present utility model;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the structural representation of another kind of soket head cap screw of the present utility model;
Fig. 4 is the vertical view of Fig. 3;
Fig. 5 is the structural representation of a kind of outer-hexagonal screw of the present utility model;
Fig. 6 is the vertical view of Fig. 5;
Fig. 7 is the structural representation of another kind of outer-hexagonal screw of the present utility model;
Fig. 8 is the side view of Fig. 7;
Fig. 9 is the vertical view of Fig. 7;
Figure 10 is that a kind of steel wire circular ligate cover of the present utility model is the sketch map of nut through-hole structure;
Figure 11 is the side view of Figure 10;
Figure 12 is the structural representation that a kind of soket head cap screw of the present utility model cooperates with the hexagonal screw rod.
The figure acceptance of the bid is as follows: screw body 1, steel wire circular ligate cover 2, interior hexagonal (hexagon)nut 3, outer-hexagonal nut 4, hexagonal screw rod 5.
The specific embodiment
This utility model is made up of screw body 1 and steel wire circular ligate cover 2, and steel wire circular ligate cover 2 is connected to one with screw body 1, and the endoporus of steel wire circular ligate cover 2 and the diameter of steel wire circular ligate inserted link are complementary.This utility model has increased steel wire circular ligate cover 2 at screw body 1, and after screw body 1 screwed in the screw of blade plate, the steel wire circular ligate inserted link can be inserted into and carry out steel wire circular ligate in the steel wire circular ligate cover 2 and fix.
This screw body 1 and steel wire circular ligate cover 2 have multiple syndeton.
Show among the figure that its a kind of structure is: screw body 1 is soket head cap screw, and steel wire circular ligate cover 2 is annular or semi-circular metal ferrules, and steel wire circular ligate cover 2 is vertically welded in interior hexagonal (hexagon)nut 3 outsides, or is vertically welded in the upper surface of interior hexagonal (hexagon)nut 3.Steel wire circular ligate cover 2 can not influence Allen wrench insert in hexagonal (hexagon)nut 3 screw soket head cap screw, the steel wire of steel wire circular ligate can be inserted into and carry out steel wire circular ligate in the steel wire circular ligate cover 2 and fix then.
Show among the figure, its another kind of structure is: screw body 1 is the outer-hexagonal screw, steel wire circular ligate cover 2 is annular or semi-circular metal ferrules, steel wire circular ligate cover 2 is vertically welded in the upper surface of outer-hexagonal nut 4, and steel wire circular ligate cover 2 is for single steel wire circular ligate cover 2 or be that two steel wire circular ligates overlap 2 decussations and connect as one.Rotate to what direction when so no matter the outer-hexagonal screw is fastening, steel wire can pass steel wire circular ligate cover 2 easily to carry out steel wire circular ligate and fixes.
Show among the figure that its another kind of structure is: screw body 1 is soket head cap screw or outer-hexagonal screw, and steel wire circular ligate cover 2 is through hole, and through hole is positioned at nut one side, and through hole passes nut, and through hole is vertical with screw body 1 longitudinal axis and pass screw body 1 longitudinal axis.During use, screw body 1 is screwed, then the steel wire of steel wire circular ligate is passed through hole on the nut and carry out steel wire circular ligate and fix.
Show among the figure that its another kind of structure is: screw body 1 is soket head cap screw, and it also has hexagonal screw rod 5, and hexagonal screw rod 5 is complementary with the interior hexagonal (hexagon)nut hole of soket head cap screw, at hexagonal screw rod 5 horizontal through hole is arranged, and through hole is steel wire circular ligate cover 2.
Claims (5)
1. screw that steel wire circular ligate can be installed simultaneously, it is characterized in that: it is made up of screw body (1) and steel wire circular ligate cover (2), steel wire circular ligate cover (2) is connected to one with screw body (1), and the endoporus of steel wire circular ligate cover (2) and the diameter of steel wire circular ligate inserted link are complementary.
2. the screw that steel wire circular ligate can be installed simultaneously according to claim 1, it is characterized in that: described screw body (1) is soket head cap screw, steel wire circular ligate cover (2) is annular or semi-circular lasso, and steel wire circular ligate cover (2) is vertically welded in the upper surface of interior hexagonal (hexagon)nut (3) outside or interior hexagonal (hexagon)nut (3).
3. the screw that steel wire circular ligate can be installed simultaneously according to claim 1, it is characterized in that: described screw body (1) is the outer-hexagonal screw, steel wire circular ligate cover (2) is vertically welded in the upper surface of outer-hexagonal nut (4), and steel wire circular ligate cover (2) is single steel wire circular ligate cover (2) or is that two steel wire circular ligate covers (2) decussation connects as one.
4. the screw that steel wire circular ligate can be installed simultaneously according to claim 1, it is characterized in that: described screw body (1) is soket head cap screw or outer-hexagonal screw, steel wire circular ligate cover (2) is through hole, through hole is positioned at nut one side, through hole passes nut, and through hole is vertical with screw body (1) longitudinal axis and pass screw body (1) longitudinal axis.
5. the screw that steel wire circular ligate can be installed simultaneously according to claim 1, it is characterized in that: described screw body (1) is soket head cap screw, it also has hexagonal screw rod (5), hexagonal screw rod (5) is complementary with the interior hexagonal (hexagon)nut hole of soket head cap screw, at hexagonal screw rod (5) horizontal through hole is arranged, through hole is steel wire circular ligate cover (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320044897 CN203059887U (en) | 2013-01-28 | 2013-01-28 | Screw capable of mounting steel-wire cerclage simultaneously |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320044897 CN203059887U (en) | 2013-01-28 | 2013-01-28 | Screw capable of mounting steel-wire cerclage simultaneously |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203059887U true CN203059887U (en) | 2013-07-17 |
Family
ID=48758718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320044897 Expired - Fee Related CN203059887U (en) | 2013-01-28 | 2013-01-28 | Screw capable of mounting steel-wire cerclage simultaneously |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203059887U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109316231A (en) * | 2018-12-03 | 2019-02-12 | 重庆医科大学附属第二医院 | Percutaneous posterior cervical single open-door internal fixation system |
-
2013
- 2013-01-28 CN CN 201320044897 patent/CN203059887U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109316231A (en) * | 2018-12-03 | 2019-02-12 | 重庆医科大学附属第二医院 | Percutaneous posterior cervical single open-door internal fixation system |
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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 |
Granted publication date: 20130717 Termination date: 20150128 |
|
| EXPY | Termination of patent right or utility model |