CN203970518U - A kind of fracture of shaft of femur auxiliary reset device - Google Patents
A kind of fracture of shaft of femur auxiliary reset device Download PDFInfo
- Publication number
- CN203970518U CN203970518U CN201320751259.0U CN201320751259U CN203970518U CN 203970518 U CN203970518 U CN 203970518U CN 201320751259 U CN201320751259 U CN 201320751259U CN 203970518 U CN203970518 U CN 203970518U
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- fracture
- femur
- shaft
- reset
- fixed cover
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Abstract
The utility model discloses a kind of fracture of shaft of femur auxiliary reset device, comprise a fixed support, fixed support end is provided with a gimbal suspension joint, and gimbal suspension connector end is connected with a fixed cover; Also comprise a reset pin, reset pin rear sleeve is connected in fixed cover, and can in fixed cover, slide up and down.Its beneficial effect is, can correct the displacement in front and back and the interior outside of the Fracture of femur broken ends of fractured bone, thereby realize the good para-position of fracture site, be convenient to inserting of femoral interlocking nail guide pin, improve the success rate of fracture of shaft of femur closed reduction, reduce the damage to patient simultaneously, shorten the open-assembly time of operation time and surgical doctor x-ray.
Description
Technical field
This utility model relates to the armarium in clinical medicine Orthopeadic Surgery, is specially a kind of fracture of shaft of femur auxiliary reset device.
Background technology
Clinical, for making up the deficiency that cannot correct fracture of shaft of femur front and back and interior lateral displacement of extension table, the method using at present has: one, push to promote the reset of fracture by the opposite direction of displacement fracture with hands, its advantage is simple, shortcoming be while pushing with hands because of strength cannot accurately be grasped and patient to stop that perspective cannot be evaluated the reset effect rate that leads to the failure higher.Two, double plate technology is carried out auxiliary reset, and its advantage is that the reduction of the fracture is carried out in the position that can progressively adjust double plate under fluoroscopic monitoring, and the success rate resetting is obviously improved; Shortcoming is because clamping plate push fracture site by soft tissue, easily causes the damage of soft tissue (as muscle, blood vessel, nerve etc.).Three, the rifle formula reduction forceps that AO company releases, can carry out the reset of the fracture of shaft of femur broken ends of fractured bone, and its advantage is to use the direct clamp of rifle formula reduction forceps to reset at fracture two broken ends of fractured bone, and success rate is high; Shortcoming is to need percutaneous incision skin tissue at placement rifle formula reduction forceps, has increased the probability of operative incision and blood vessel, nerve injury, and apparatus is comparatively expensive simultaneously.Four, use the excellent technology in top to carry out auxiliary reset, its method is to insert top rod to fracture site in the rightabout of displacement fracture, promotes top rod and promotes the reduction of the fracture.Its advantage is directly to promote fracture site to reset, and successfully probability is higher, simultaneously less to the damage of soft tissue; Shortcoming is for avoiding injured blood vessel nerve, and top rod must be inserted in the place of safety of thigh (the front outside that is thigh), therefore can not use the excellent technology in top for femoral shaft far-end to the fracture of retrodisplacement.In addition, while using top rod, patient is exposed under perspective, has increased patient's damage, patient easily stops perspective simultaneously, causes evaluating reset effect.
Utility model content
The purpose of this utility model is a kind of fracture of shaft of femur auxiliary reset device of development.Correct at orthopedic traction bed after the cripetura and rotation displacement of fracture of shaft of femur, this positor can be corrected the displacement (being particularly useful for the fracture near near end of thighbone and far-end) in front and back and the interior outside of the Fracture of femur broken ends of fractured bone, thereby realize the good para-position of fracture site, be convenient to inserting of femoral interlocking nail guide pin, improve the success rate of fracture of shaft of femur closed reduction, reduce the damage to patient simultaneously, shorten the open-assembly time of operation time and surgical doctor x-ray.
For realizing this technical purpose, the scheme that this utility model adopts is:
A kind of fracture of shaft of femur auxiliary reset device, comprises a fixed support, and fixed support end is provided with a gimbal suspension joint, and gimbal suspension connector end is connected with a fixed cover; Also comprise a reset pin, reset pin rear sleeve is connected in fixed cover, and can in fixed cover, slide up and down.
Preferably, described gimbal suspension joint, taking fixed support as axle center, can do 360 ° of rotations.
Preferably, reset pin posterior face is provided with chute, and fixed cover is provided with screw, and a set screw, through chute and screw, regulates reset pin to slide.
The beneficial effects of the utility model are, this fracture of shaft of femur auxiliary reset device, insert reset pin in place of safety, can promote or pull fracture site to reset as required, therefore can be used for the fracture of various direction of displacement (as at femoral shaft fractured near end, the nearly fracture end of femur lateral displacement forward, inserts after reset pin in the front outside of the place of safety at this place, can promote fracture site and reset; And in the time of femoral shaft fracture of distal, femoral far fracture end, to retrodisplacement, is inserted after reset pin in the front side of the place of safety at this place, can take to pull forward the mode of fracture site to reset).This positor design is easy, uses simply, can improve the success rate of fracture of shaft of femur closed reduction, reduces the damage to patient, shortens operation time and X and has an X-rayed the injury to surgical doctor, therefore has obvious advantage, is worth wideling popularize clinical.
Brief description of the drawings
Fig. 1 is the structural representation of this utility model fracture of shaft of femur auxiliary reset device.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, this utility model is described in further details.
As shown in Figure 1, fracture of shaft of femur auxiliary reset device, comprises a L shaped fixed support 1, for positor being connected with extension table and being fixed.Fixed support end is provided with a gimbal suspension joint 2, and gimbal suspension joint, taking fixed support as axle center, can do 360 ° of rotations, is convenient to dock with reset pin from different angles; On fixed support, be provided with two adjusting knobs 21, can regulate gimbal suspension joint relative with fixed mount fixing.
Gimbal suspension connector end is connected with a fixed cover 3; The rear sleeve of one reset pin 4 is connected in fixed cover, and reset pin posterior face is provided with chute 41, and fixed cover is provided with screw, and a set screw 5 is through chute and screw, and by rotation set screw, the pin that can promote to reset carries out upper and lower slip in fixed cover.
According to different patients, can select the Kirschner wire of 3.0mm or 3.5mm as reset pin, thereby reset pin move accordingly and reach the reduction of the fracture after inserting the fracture end that needs displacement.
Reset pin in this utility model, activity point of view is flexible and changeable, both can, by gimbal suspension joint around 360 ° of rotations of fixed support, also can slide up and down along fixed cover.
In the time of the reduction of the fracture, first use orthopedic traction bed to correct cripetura and the rotation displacement of fracture of shaft of femur, then by fixed mount, fracture of shaft of femur positor be connected with extension table and fix, the direction that the reset pin (3.0 or 3.5mm Kirschner wire) of getting suitable size is parallel to the displacement of fracturing is inserted reset pin (piercing with electric drill) to a fracture site, after seeing that position is good, under fluoroscopic monitoring, thereby by adjusting the slip of chute through the reset that reaches fracture of moving of reset pin drive fracture site.Fracture after good para-position, penetrate intramedullary needle guide pin, after positive side position perspective confirms that guide pin position is good, remove reset pin, give expansion marrow, insert intramedullary pin, finish operation.Femoral shaft auxiliary reset device is fixed on extension table, and while carrying out X-ray examination, surgical doctor can leave, the injury that can avoid x-ray to bring doctor personnel.
The above; it is only preferred embodiment of the present utility model; not in order to limit this utility model, any trickle amendment that every foundation technical spirit of the present utility model is done above embodiment, be equal to and replace and improve, within all should being included in the protection domain of technical solutions of the utility model.
Claims (2)
1. a fracture of shaft of femur auxiliary reset device, is characterized in that, comprises a L shaped fixed support, and for positor being connected with extension table and being fixed, fixed support end is provided with a gimbal suspension joint, and gimbal suspension connector end is connected with a fixed cover; Also comprise a reset pin, reset pin rear sleeve is connected in fixed cover, and can in fixed cover, slide up and down; Reset pin posterior face is provided with chute, and fixed cover is provided with screw, and a set screw, through chute and screw, regulates reset pin to slide.
2. fracture of shaft of femur auxiliary reset device as claimed in claim 1, is characterized in that, described gimbal suspension joint, taking fixed support as axle center, can do 360 ° of rotations.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320751259.0U CN203970518U (en) | 2013-11-25 | 2013-11-25 | A kind of fracture of shaft of femur auxiliary reset device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320751259.0U CN203970518U (en) | 2013-11-25 | 2013-11-25 | A kind of fracture of shaft of femur auxiliary reset device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203970518U true CN203970518U (en) | 2014-12-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320751259.0U Expired - Fee Related CN203970518U (en) | 2013-11-25 | 2013-11-25 | A kind of fracture of shaft of femur auxiliary reset device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203970518U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114617624A (en) * | 2022-03-09 | 2022-06-14 | 四川大学华西医院 | Lifting reduction auxiliary device for femoral shaft fracture operation |
-
2013
- 2013-11-25 CN CN201320751259.0U patent/CN203970518U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114617624A (en) * | 2022-03-09 | 2022-06-14 | 四川大学华西医院 | Lifting reduction auxiliary device for femoral shaft fracture operation |
| CN114617624B (en) * | 2022-03-09 | 2023-05-23 | 四川大学华西医院 | Lifting and resetting auxiliary device for femoral shaft fracture operation |
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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: 20141203 Termination date: 20151125 |