CN204133585U - A kind of monorail-type slip bone-knitting device for the treatment of fracture of shaft of femur - Google Patents
A kind of monorail-type slip bone-knitting device for the treatment of fracture of shaft of femur Download PDFInfo
- Publication number
- CN204133585U CN204133585U CN201420501769.7U CN201420501769U CN204133585U CN 204133585 U CN204133585 U CN 204133585U CN 201420501769 U CN201420501769 U CN 201420501769U CN 204133585 U CN204133585 U CN 204133585U
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- CN
- China
- Prior art keywords
- fracture
- slide block
- shaft
- femur
- solid nail
- 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 kind of monorail-type slip bone-knitting device for the treatment of fracture of shaft of femur, comprising: substrate, solid nail and slide block; Described substrate cross section is curved, and its upper end is provided with follows closely with solid the screwed hole be connected, and the lateral surface relative with femoral shaft is provided with screw hole; Described solid nail front end is provided with screw thread, is threaded with the screwed hole of substrate upper end, and solid nail rear portion is without screw thread; Described solid nail on be provided with can along its slide slide block, described slide block is curved, and slide block is provided with screw hole.By the way, this utility model to fracture pressurization in femoral shaft agglutination, can reduce fracture line, promote union of fracture, reduce bone-knitting device to the impact of periosteum blood confession simultaneously, reduce the scope peeling off periosteum, be applicable to various fracture of shaft of femur situation.
Description
Technical field
This utility model relates to a kind of improvement for the treatment of the bone-knitting device of fracture of shaft of femur, particularly one can be pressurizeed to fracture in femoral shaft agglutination, reduce fracture line, promote union of fracture, reduce bone-knitting device to the impact of periosteum blood confession simultaneously, reduce the scope peeling off periosteum, be applicable to the monotype slip bone-knitting device of the treatment fracture of shaft of femur of the situation of various fracture of shaft of femur.
Background technology
Need to use internal fixation apparatus in fractures process, conventional has blade plate and intramedullary pin, and blade plate comprises fracture bone plate, locking bone fracture plate, locked pressurized bone plate etc., and various blade plate has different features, can reach the object of fixing fracture.Intramedullary pin is inserted in pulp cavity, and be axial restraint, biomechanical property is good, is mainly used in limb long tubular bone and does the fixing of fracture.Insert in the process of intramedullary pin and need to expand pulp cavity, damaged blood confession in medullary cavity, the fracture of the severe complication easily occurring fat embolism especially femoral shaft, intramedullary pin is inserted in process and is often occurred that distal locking nail inserts difficulty, extend operating time, increase operation wound and operation risk.Most importantly, after above internal fixtion, in the process of union of fracture, these internal fixtion all also exist the problem of stress shielding, fracture end lacks stress stimulation, easily occurs fracture delayed union, and even bone does not connect, need operative treatment again, the Rehabilitation time is long, and health care costs is large.In the process adopting femoral interlocking nail treatment fracture of shaft of femur, because leg muscle is plump, muscular strength is powerful, fracture cripetura displacement after fracture, be difficult in art take closed reduction to perform the operation, need to take open reduction more, except fracture end needs incision, need to do many places to cut, increased the weight of the damage of non-fracture site bone and soft tissue.
Utility model content
The technical problem that this utility model mainly solves is to provide one and can pressurizes to fracture in femoral shaft agglutination, reduce fracture line, promote union of fracture, reduce bone-knitting device to the impact of periosteum blood confession simultaneously, reduce the scope peeling off periosteum, be applicable to the monorail-type slip bone-knitting device of the treatment fracture of shaft of femur of the situation of various fracture of shaft of femur.
For solving the problems of the technologies described above, the technical scheme that this utility model adopts is a kind of monorail-type slip bone-knitting device for the treatment of fracture of shaft of femur, comprising: substrate, solid nail and slide block; Described substrate cross section is curved, and its upper end is provided with follows closely with solid the screwed hole be connected, and the lateral surface relative with femoral shaft is provided with screw hole; Described solid nail front end is provided with screw thread, is threaded with the screwed hole of substrate upper end, and solid nail rear portion is without screw thread; Described solid nail on be provided with can along its slide slide block, described slide block is curved, and lateral surface relative with femoral shaft on slide block is provided with screw hole.
Preferably, described slide block comprises monolateral slide block and bilateral slide block; Described monolateral slide block one end is placed on solid nail, and the lateral surface that the other end is relative with femoral shaft is provided with screw hole; The middle part of described bilateral slide block is placed on solid nailing on, and the lateral surface that two ends are relative with femoral shaft is respectively equipped with screw hole.
Preferably, described solid nail diameter is 9-11mm.
The beneficial effects of the utility model are: a kind of monorail-type slip bone-knitting device for the treatment of fracture of shaft of femur described in the utility model, by slide block is fixed in femoral shaft, the many places avoiding femoral shaft are cut, reduce the scope peeling off periosteum, reduce bone-knitting device to the impact of periosteum blood confession simultaneously, and regulated the position of monolateral slide block and bilateral slide block by assembling, the position that screw can be made to be fixed in femoral shaft is more flexible, is applicable to various fracture of shaft of femur situation; Simultaneously when walking as people, the partial action sliding block that femur is subject to the gravity of human body can slide along solid nail, can pressurize, promote union of fracture to fracture end.
Accompanying drawing explanation
Accompanying drawing 1 is a kind of structural representation for the treatment of the monorail-type slip bone-knitting device of fracture of shaft of femur of the present utility model;
Wherein: 1, substrate; 2, solid nail; 3, slide block; 4, monolateral slide block; 5, bilateral slide block; 6, screw hole.
detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, to make advantage of the present utility model and feature can be easier to be readily appreciated by one skilled in the art, thus more explicit defining is made to protection domain of the present utility model.
Refer to Fig. 1, this utility model embodiment comprises:
Treat a monorail-type slip bone-knitting device for fracture of shaft of femur, comprising: substrate 1, solid nail 2 and slide block 3; Described substrate 1 cross section is curved, the shape of the femoral shaft that can make more substantially to fit, and its upper end is provided with the screwed hole be connected with solid nail 2, and the lateral surface relative with femoral shaft is provided with screw hole 6; The bottom of described solid nail 2 is provided with screw thread, is threaded with the screwed hole of substrate upper end; Described solid nail 2 is provided with the slide block 3 that can slide along it, and described slide block 3 is curved, and lateral surface relative with femoral shaft on slide block 3 is provided with screw hole 6.
Described slide block 3 comprises monolateral slide block 4 and bilateral slide block 5; Described monolateral slide block 4 one end is placed on solid nail 2, and the lateral surface that the other end is relative with femoral shaft is provided with screw hole 6; The middle part of described bilateral slide block 5 is placed on solid nail 2, and the lateral surface that two ends are relative with femoral shaft is respectively equipped with screw hole 6.Described solid nail 2 diameter is 9-11mm.
During operation, after fracture of shaft of femur resets, select the solid nail 2 of appropriate length, solid nail 2 place of being threaded is screwed in the screwed hole of substrate 1 upper end, then according to the position of fracture of shaft of femur and the quantity of the monolateral slide block of length choice for use 4 or bilateral slide block 5, if the side of femoral shaft occurs that fracture or femoral shaft are while when going to sticks and staves, the direction of the monolateral slide block 4 of scalable, it is made to be fixed on the intact place of femoral shaft another side, if when the femoral shaft both sides of fracture are all intact, then the bilateral slide block 5 of choice for use is fixed; Again monolateral slide block 4 and bilateral slide block 5 are assembled on solid nail 2, then bone-knitting device are placed in fracture, adjust the position of monolateral slide block 4 and bilateral slide block 5, and monolateral slide block 4 and bilateral slide block 5 are fixed on the top at fracture of shaft of femur place with screw; With screw, substrate 1 is fixed on the bottom at fracture of shaft of femur place by the screw hole 6 of side simultaneously; When people walks, femur is subject to the partial action of the gravity of human body, by femoral shaft to pressing down, drive the monolateral slide block 4 be fixed in femoral shaft and bilateral slide block 5 to slide simultaneously, realize the pressurization to fracture end, reduce fracture line, be conducive to the healing at fracture of shaft of femur place.
The beneficial effects of the utility model are: a kind of monorail-type slip bone-knitting device for the treatment of fracture of shaft of femur described in the utility model, by slide block is fixed in femoral shaft, the many places avoiding femoral shaft are cut, reduce the scope peeling off periosteum, reduce bone-knitting device to the impact of periosteum blood confession simultaneously, and regulated the position of monolateral slide block and bilateral slide block by assembling, the position that screw can be made to be fixed in femoral shaft is more flexible, is applicable to various fracture of shaft of femur situation; Simultaneously when walking as people, the partial action sliding block that femur is subject to the gravity of human body can slide along solid nail, can pressurize, promote union of fracture to fracture end.
Below be only embody rule example of the present utility model, protection domain of the present utility model is not constituted any limitation.The technical scheme that all employing equivalents or equivalence are replaced and formed, all drops within this utility model rights protection scope.
Claims (3)
1. treat a monorail-type slip bone-knitting device for fracture of shaft of femur, it is characterized in that: comprising: substrate, solid nail and slide block; Described substrate cross section is curved, and its upper end is provided with follows closely with solid the screwed hole be connected, and the lateral surface relative with femoral shaft is provided with screw hole; Described solid nail front end is provided with screw thread, is threaded with the screwed hole of substrate upper end, and solid nail rear portion is without screw thread; Described solid nail on be provided with can along its slide slide block, described slide block is curved, and lateral surface relative with femoral shaft on slide block is provided with screw hole.
2. the monorail-type slip bone-knitting device for the treatment of fracture of shaft of femur according to claim 1, is characterized in that: described slide block comprises monolateral slide block and bilateral slide block; Described monolateral slide block one end is placed on solid nail, and the lateral surface that the other end is relative with femoral shaft is provided with screw hole; The middle part of described bilateral slide block is placed on solid nailing on, and the lateral surface that two ends are relative with femoral shaft is respectively equipped with screw hole.
3. the monorail-type slip bone-knitting device for the treatment of fracture of shaft of femur according to claim 1, is characterized in that: described solid nail diameter is 9-11mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420501769.7U CN204133585U (en) | 2014-09-02 | 2014-09-02 | A kind of monorail-type slip bone-knitting device for the treatment of fracture of shaft of femur |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420501769.7U CN204133585U (en) | 2014-09-02 | 2014-09-02 | A kind of monorail-type slip bone-knitting device for the treatment of fracture of shaft of femur |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204133585U true CN204133585U (en) | 2015-02-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420501769.7U Expired - Fee Related CN204133585U (en) | 2014-09-02 | 2014-09-02 | A kind of monorail-type slip bone-knitting device for the treatment of fracture of shaft of femur |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204133585U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104274232A (en) * | 2014-09-02 | 2015-01-14 | 苏州瑞华医院有限公司 | Single-rail type sliding bonesetting device for treating femoral shaft fracture |
-
2014
- 2014-09-02 CN CN201420501769.7U patent/CN204133585U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104274232A (en) * | 2014-09-02 | 2015-01-14 | 苏州瑞华医院有限公司 | Single-rail type sliding bonesetting device for treating femoral shaft fracture |
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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: 20150204 Termination date: 20170902 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |