CN203763332U - Width restorer of calcaneal fracture - Google Patents
Width restorer of calcaneal fracture Download PDFInfo
- Publication number
- CN203763332U CN203763332U CN201420184111.8U CN201420184111U CN203763332U CN 203763332 U CN203763332 U CN 203763332U CN 201420184111 U CN201420184111 U CN 201420184111U CN 203763332 U CN203763332 U CN 203763332U
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- calcaneus
- clamping plate
- width
- fracture
- screw
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Abstract
The utility model belongs to the technical field of orthopedic surgery instruments, and relates to width restorer of calcaneal fracture which is used for repositing the width of the catagmatic calcaneus. According to the technical scheme, the width restorer of calcaneal fracture comprises calcaneus clamping plates and a lead screw, clamping plate surfaces of the two calcaneus clamping plates are parallel and opposite to each other, the lower portion of each calcaneus clamping plate is provided with a clamping plate handle, the lead screw penetrates through threaded holes of the two clamping plate handles, and one end of the lead screw is provided with a crank. The calcaneus clamping plates are clamped at the two sides of the calcaneus, the lead screw can be rotated to apply pressure on the two sides of the calcaneus softly to make the bony defect gap of the bone body disappear, and the effect of recovering the original width of the calcaneus is satisfying. The width restorer of calcaneal fracture is scientific and reasonable in structure, convenient to use, and good in repositing effect, can make the calcaneus recover to the normal width precisely, individually and quantificationally, avoids soft tissue injury and fracture exacerbation, shortens the operation time, guarantees the ideal effect of the operation, and solves the long-term unsolved problems of difficult calcaneus repositing, long operation time, large radiation dosage and the like, and is suitable for application and popularization in primary hospitals and all large hospitals.
Description
Technical field
This utility model relates to a kind of auxiliary implement that in orthopaedics calcaneus fracture diaplasis internal fixation operation, the calcaneus of fracture is carried out to width reset, belongs to bone surgery utensil technical field.
Background technology
Fracture of calcaneus is a kind of common damage of orthopaedic trauma, and with Falling Injury, for the most common, patient is taking person between twenty and fifty as main, mostly is due to the industrial accident of building trade.The fracture of calcaneus of 60%-75% is the intra-articular fracture of displacement, the fixing first-selected Therapeutic Method that has become most displacement fractures of calcaneus in open reduction.
Calcaneus typical case intraarticular is made up of elementary fracture line and secondary fracture line, and astragalus and sustentaculum tali bone piece are often constant, and displacement and rotation in various degree all occurs other sclerites.Calcaneus is divided into inside and outside two by elementary fracture line, common displacement is that outer side seam piece often sinks under articular surface, and because clashing into be to rotate, astragalus lateral border turns up, be absorbed in corpora calcanei, thereby the outstanding protuberance in extruding calcaneus lateral wall, make to reduce with diseased spacing, generation is followed calf shock syndrome and peroneal tendon embedding to press in disease and heel and is turned over.And astragalus and sustentaculum tali bone piece are often constant, calcaneal axial (Harris position) and Peries angle can be specified in the expansion of lateral wall and the broadening of corpora calcanei and heel and be turned over.One of surgical target of intra articular calcaneal fracture is: the lateral wall of processing expansion, rebuild the normal narrow shape of corpora calcanei, correct varus deformity of heel, reduce the probability of clashing on peroneal tendon and fibular head, this is also that calcaneus fracture diaplasis internal fixation operation successfully one of is ensured.
After each sclerite being resetted in fracture of calcaneus operation, due to a large amount of compressions of spongy bone and the existence of fracture line, often need further to recover width, at present clinician can only rely on experience maneuver push or hand-mallet hammering calcaneus to recover width, can not be accurately, personalized, recover normal width quantitatively, and operation is beaten in hammering process and may be caused soft tissue injury and fracture to increase the weight of.Owing to lacking suitable special reset utensil, make the fracture of calcaneus operative reduction that reaches desirable require very large difficulty, not only often therefore extend operating time, the more important thing is and can have influence on surgical effect, be unfavorable for patient's rehabilitation.Up to the present this situation does not obtain basic change, becomes the operation of restriction orthopaedics fracture of calcaneus and obtains one of factor of ideal effect, and necessary taking measures solved.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of fracture of calcaneus width restorer, this positor profile is mated with calcaneus profile size, in reseting procedure, make corpora calcanei bony defect gap disappear, most of without bone grafting, recover the original width effect of calcaneus satisfied, be applicable to basic hospital and various big hospital and apply and promote.
The technical scheme solving the problems of the technologies described above is:
A kind of fracture of calcaneus width restorer, it comprises calcaneus clamping plate, leading screw, calcaneus clamping plate are two, the top of calcaneus clamping plate is rectangle cleat plate face, and the cleat plate face of two calcaneus clamping plate is parallel relatively, and the bottom of calcaneus clamping plate is clamping plate handle, on clamping plate handle, there is screw, leading screw is through in the screw of two clamping plate handles, and the screw thread of threads of lead screw and clamping plate handle matches, and there is crank one end of leading screw.
Above-mentioned fracture of calcaneus width restorer, has projection on the relative medial surface of described cleat plate face, the outer surface conformal of projection and calcaneus both sides.
Above-mentioned fracture of calcaneus width restorer, the screw thread of described leading screw is two parts, and the pitch of the screw thread of leading screw front portion is less than the pitch of the screw thread at leading screw rear portion, and the screw thread of the screw of two clamping plate handles matches with leading screw front threads and leading screw rear threads respectively.
Above-mentioned fracture of calcaneus width restorer, is provided with and subtracts a spring between described two clamping plate handles.
Usefulness of the present utility model is:
The inner side profile of calcaneus cleat plate face of the present utility model is mated with calcaneus profile size, rotating threaded shaft can mildly be exerted pressure to calcaneus both sides, in reseting procedure, make corpora calcanei bony defect gap disappear, most of without bone grafting, recover the original width effect of calcaneus satisfied.The utlity model has advantage scientific and reasonable for structure, easy to use, reset effect is good, can be accurately, personalized, the normal width that recovers quantitatively calcaneus, avoiding operation to beat soft tissue injury and the fracture that in hammering process, may cause increases the weight of, operating time is shortened, ensure that operation reaches desirable effect, solve the problems such as the calcaneus reset difficulty not solving is for a long time large, operating time is long, radiation dose is large, be applicable to basic hospital and various big hospital and apply and promote.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the side view of Fig. 1.
In figure, labelling is as follows: calcaneus clamping plate 1, leading screw 2, cleat plate face 3, clamping plate handle 4, projection 5, crank 6, subtract a spring 7.
Detailed description of the invention
This utility model by calcaneus clamping plate 1, leading screw 2, subtract a spring 7 and form.
In figure, show, calcaneus clamping plate 1 are two, the top of calcaneus clamping plate 1 is rectangle cleat plate face 3, the cleat plate face 3 of two calcaneus clamping plate 1 is parallel relatively, on the relative medial surface of cleat plate face 3, there is projection 5, the outer surface conformal of projection 5 and calcaneus both sides is exerted pressure to calcaneus more even in the time clamping calcaneus, avoids the soft tissue on calcaneus surface to cause damage simultaneously.The bottom of calcaneus clamping plate 1 is clamping plate handle 4, on clamping plate handle 4, has screw.
In figure, show, leading screw 2 is through in the screw of two clamping plate handles 4, and the screw thread of the screw of leading screw 2 screw threads and clamping plate handle matches, and there is crank 6 one end of leading screw 2.6, two calcaneus clamping plate 1 of crank of rotational lead screw 2 will move forward or mutually along leading screw 2 simultaneously afterwards.
In figure, show, the screw thread of leading screw 2 is two parts, and the pitch of the screw thread of leading screw 2 front portions is less than the pitch of the screw thread at leading screw 2 rear portions, and the screw thread of the screw of two clamping plate handles 4 matches with leading screw 2 front threads and leading screw 2 rear threads respectively.Owing to adopting the screw thread of different pitch, leading screw 2 is in the time rotating, two distance differences that clamping plate handle 4 moves along leading screw 2, the distance that the clamping plate handle 4 at leading screw 2 rear portions moves is large, and the distance that the clamping plate handle 4 of leading screw 2 front portions moves is little, therefore the distance between two cleat plate faces 3 reduces gradually, exerts pressure to being placed on two calcaneus both sides between cleat plate face 3, makes calcaneus pressed home on width.
In figure, show, between two clamping plate handles 4, be provided with and subtract a spring 7, for keeping the reasonable tension force between two calcaneus clamping plate 1.
Using method of the present utility model:
Be placed in calcaneus both sides by conformal protruding 5 of the cleat plate face 3 of two calcaneus clamping plate 1, the crank 6 of rotating threaded shaft 2, because the leading screw 2 two-part screw threads in front and back are reducing-pitch thread, in the time of shake crank 6, rear portion calcaneus clamping plate 1 displacement is large compared with the displacement of anterior calcaneus clamping plate 1, between two calcaneus clamping plate 1, calcaneus is played to pressurization, width of calcaneus is recovered.
Claims (4)
1. a fracture of calcaneus width restorer, it is characterized in that: it comprises calcaneus clamping plate (1), leading screw (2), calcaneus clamping plate (1) are two, the top of calcaneus clamping plate (1) is rectangle cleat plate face (3), the cleat plate face (3) of two calcaneus clamping plate (1) is parallel relatively, the bottom of calcaneus clamping plate (1) is clamping plate handle (4), clamping plate handle has screw on (4), leading screw (2) is through in the screw of two clamping plate handles (4), the screw thread of leading screw (2) screw thread and clamping plate handle (4) matches, and there is crank (6) one end of leading screw (2).
2. fracture of calcaneus width restorer according to claim 1, is characterized in that: on the relative medial surface of described cleat plate face (3), have projection (5), the outer surface conformal of projection (5) and calcaneus both sides.
3. fracture of calcaneus width restorer according to claim 2, it is characterized in that: the screw thread of described leading screw (2) is two parts, the pitch of the screw thread of leading screw (2) front portion is less than the pitch of the screw thread at leading screw (2) rear portion, and the screw thread of the screw of two clamping plate handles (4) matches with leading screw (2) front threads and leading screw (2) rear threads respectively.
4. fracture of calcaneus width restorer according to claim 3, is characterized in that: between described two clamping plate handles (4), be provided with and subtract a spring (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420184111.8U CN203763332U (en) | 2014-04-16 | 2014-04-16 | Width restorer of calcaneal fracture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420184111.8U CN203763332U (en) | 2014-04-16 | 2014-04-16 | Width restorer of calcaneal fracture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203763332U true CN203763332U (en) | 2014-08-13 |
Family
ID=51280589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420184111.8U Withdrawn - After Issue CN203763332U (en) | 2014-04-16 | 2014-04-16 | Width restorer of calcaneal fracture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203763332U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103892954A (en) * | 2014-04-16 | 2014-07-02 | 张英泽 | Width restorer for calcaneal fractures |
| CN104523326A (en) * | 2015-01-22 | 2015-04-22 | 段国庆 | Centrum reset device for orthopedic department |
| CN105662686A (en) * | 2016-02-24 | 2016-06-15 | 吴大强 | Medical finger fixing clamp |
| CN105662685A (en) * | 2016-02-24 | 2016-06-15 | 吴大强 | Clamp for fixing finger |
| CN108553278A (en) * | 2018-03-12 | 2018-09-21 | 秦瑞娜 | Orthopedic rehabilitation treatment massage instrument |
| CN110575292A (en) * | 2019-08-15 | 2019-12-17 | 广东兰湾智能科技有限公司 | Adjustable temporary ankle-foot orthopedic support and manufacturing method of ankle-foot orthopedic device |
-
2014
- 2014-04-16 CN CN201420184111.8U patent/CN203763332U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103892954A (en) * | 2014-04-16 | 2014-07-02 | 张英泽 | Width restorer for calcaneal fractures |
| CN104523326A (en) * | 2015-01-22 | 2015-04-22 | 段国庆 | Centrum reset device for orthopedic department |
| CN104523326B (en) * | 2015-01-22 | 2017-08-29 | 段国庆 | A kind of orthopedic vertebral body repositioning device |
| CN105662686A (en) * | 2016-02-24 | 2016-06-15 | 吴大强 | Medical finger fixing clamp |
| CN105662685A (en) * | 2016-02-24 | 2016-06-15 | 吴大强 | Clamp for fixing finger |
| CN108553278A (en) * | 2018-03-12 | 2018-09-21 | 秦瑞娜 | Orthopedic rehabilitation treatment massage instrument |
| CN110575292A (en) * | 2019-08-15 | 2019-12-17 | 广东兰湾智能科技有限公司 | Adjustable temporary ankle-foot orthopedic support and manufacturing method of ankle-foot orthopedic device |
| CN110575292B (en) * | 2019-08-15 | 2021-09-07 | 广东兰湾智能科技有限公司 | Adjustable temporary ankle-foot orthopedic support and manufacturing method of ankle-foot orthopedic device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140813 Effective date of abandoning: 20141119 |
|
| RGAV | Abandon patent right to avoid regrant |