CN104274232A - Single-rail type sliding bonesetting device for treating femoral shaft fracture - Google Patents
Single-rail type sliding bonesetting device for treating femoral shaft fracture Download PDFInfo
- Publication number
- CN104274232A CN104274232A CN201410442184.7A CN201410442184A CN104274232A CN 104274232 A CN104274232 A CN 104274232A CN 201410442184 A CN201410442184 A CN 201410442184A CN 104274232 A CN104274232 A CN 104274232A
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- China
- Prior art keywords
- slide block
- fracture
- femoral shaft
- shaft
- solid nail
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
- A61B17/8004—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates with means for distracting or compressing the bone or bones
- A61B17/8014—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates with means for distracting or compressing the bone or bones the extension or compression force being caused by interaction of the plate hole and the screws
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B2017/681—Alignment, compression, or distraction mechanisms
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Neurology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
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- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a single-rail type sliding bonesetting device for treating femoral shaft fracture. The single-rail type sliding bonesetting device comprises a base plate, a solid nail and a slide block, wherein the cross section of the base plate is in an arc shape, the upper end of the base plate is provided with a thread hole which is connected with the solid nail, the outside surface, opposite to the femoral shaft, of the base plate is provided with a nail hole, the front end of the solid nail is provided with threads, and is connected with the thread hole in the upper end of the base plate by the threads, the back part of the solid nail is not provided with thread, the solid nail is provided with the slide block which can slide along the solid nail, and the slide block is in an arc shape, and is provided with a nail hole. By adopting the method, the single-rail type sliding bonesetting device has the advantages that the fracture part can be pressurized in the healing process of the femoral shaft, the fracture line is reduced, the promotion of the fracture healing is promoted, the influence on the blood supply of periosteum by the bonesetting device is reduced, the range of stripping the periosteum is reduced, and the device is suitable for various conditions of femoral shaft fractures.
Description
Technical field
The present invention 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.
Summary of the invention
The technical problem that the present invention 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 the present invention 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 invention has the beneficial effects as follows: a kind of monorail-type slip bone-knitting device for the treatment of fracture of shaft of femur of the present invention, 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 invention;
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 invention is described in detail, can be easier to make advantages and features of the invention be readily appreciated by one skilled in the art, thus more explicit defining is made to protection scope of the present invention.
Refer to Fig. 1, the embodiment of the present invention 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 invention has the beneficial effects as follows: a kind of monorail-type slip bone-knitting device for the treatment of fracture of shaft of femur of the present invention, 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 invention, protection scope of the present invention is not constituted any limitation.The technical scheme that all employing equivalents or equivalence are replaced and formed, all drops within rights protection scope of the present invention.
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 |
|---|---|---|---|
| CN201410442184.7A CN104274232A (en) | 2014-09-02 | 2014-09-02 | Single-rail type sliding bonesetting device for treating femoral shaft fracture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410442184.7A CN104274232A (en) | 2014-09-02 | 2014-09-02 | Single-rail type sliding bonesetting device for treating femoral shaft fracture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104274232A true CN104274232A (en) | 2015-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410442184.7A Pending CN104274232A (en) | 2014-09-02 | 2014-09-02 | Single-rail type sliding bonesetting device for treating femoral shaft fracture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104274232A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1096943A (en) * | 1993-06-28 | 1995-01-04 | 潘代恩 | Double rail type bone fracture plate |
| US20030135210A1 (en) * | 2002-01-14 | 2003-07-17 | Dixon Robert A. | Dynamized vertebral stabilized using an outrigger implant |
| GB2422783A (en) * | 2005-02-02 | 2006-08-09 | Ahmad Fahmi Juanroyee Dr | Internal fixation plate |
| US20070276371A1 (en) * | 2004-02-10 | 2007-11-29 | Baynham Bret O | Dynamic cervical plate |
| US20080234681A1 (en) * | 2004-02-10 | 2008-09-25 | Baynham Matthew G | Dynamic cervical plate |
| CN202409137U (en) * | 2012-01-10 | 2012-09-05 | 赵卉 | Medical bone fracture plate for surgery |
| CN202665677U (en) * | 2012-07-13 | 2013-01-16 | 中国人民解放军第一八四医院 | Combined-type locking steel plate |
| CN204133585U (en) * | 2014-09-02 | 2015-02-04 | 苏州瑞华医院有限公司 | A kind of monorail-type slip bone-knitting device for the treatment of fracture of shaft of femur |
-
2014
- 2014-09-02 CN CN201410442184.7A patent/CN104274232A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1096943A (en) * | 1993-06-28 | 1995-01-04 | 潘代恩 | Double rail type bone fracture plate |
| US20030135210A1 (en) * | 2002-01-14 | 2003-07-17 | Dixon Robert A. | Dynamized vertebral stabilized using an outrigger implant |
| US20070276371A1 (en) * | 2004-02-10 | 2007-11-29 | Baynham Bret O | Dynamic cervical plate |
| US20080234681A1 (en) * | 2004-02-10 | 2008-09-25 | Baynham Matthew G | Dynamic cervical plate |
| GB2422783A (en) * | 2005-02-02 | 2006-08-09 | Ahmad Fahmi Juanroyee Dr | Internal fixation plate |
| CN202409137U (en) * | 2012-01-10 | 2012-09-05 | 赵卉 | Medical bone fracture plate for surgery |
| CN202665677U (en) * | 2012-07-13 | 2013-01-16 | 中国人民解放军第一八四医院 | Combined-type locking steel plate |
| CN204133585U (en) * | 2014-09-02 | 2015-02-04 | 苏州瑞华医院有限公司 | A kind of monorail-type slip bone-knitting device for the treatment of fracture of shaft of femur |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150114 |