CN203208080U - Talofibular and calcaneofibular ligament reconstruction fibula positioner - Google Patents
Talofibular and calcaneofibular ligament reconstruction fibula positioner Download PDFInfo
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- CN203208080U CN203208080U CN 201320217010 CN201320217010U CN203208080U CN 203208080 U CN203208080 U CN 203208080U CN 201320217010 CN201320217010 CN 201320217010 CN 201320217010 U CN201320217010 U CN 201320217010U CN 203208080 U CN203208080 U CN 203208080U
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- forceps
- female
- fibula
- talofibular
- leaf
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Abstract
本实用新型公开了一种距腓、跟腓韧带重建腓骨定位器，要解决的技术问题是使手术中骨道定位准确，减少手术创伤。本实用新型采用以下技术方案：一种距腓、跟腓韧带重建腓骨定位器，包括定位钳本体，定位钳本体由雄钳叶和雌钳叶组成，所述雌钳叶的前侧设有可调节与雌钳叶之间旋转角度的导针座，在导针座内插接有可拆卸的导针定位杆。与现有技术相比，在定位钳本体的雌钳叶前侧上设置一个可通过导针座调整旋转角度的导针定位杆，通过导针定位杆卡在腓骨的后侧，实现精确定位，提高手术精度，减少手术创伤。
The utility model discloses a fibula locator for reconstruction of talofibular and calcaneofibular ligaments, and the technical problem to be solved is to make the positioning of the bone tract accurate during the operation and reduce the operation trauma. The utility model adopts the following technical solutions: a fibula locator for reconstruction of the talofibular and calcaneofibular ligaments, including a positioning forceps body, the positioning forceps body is composed of a male forceps leaf and a female forceps leaf, and the front side of the female forceps leaf is provided with an adjustable The guide needle seat which rotates with the blade of the female forceps has a detachable guide needle positioning rod plugged into the guide needle seat. Compared with the prior art, on the front side of the female forceps blade of the positioning forceps body, a guide pin positioning rod that can adjust the rotation angle through the guide needle seat is set, and the guide pin positioning rod is stuck on the rear side of the fibula to achieve precise positioning. Improve surgical accuracy and reduce surgical trauma.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, particularly a kind of surgical instrument for fibula.
Background technology
At present, sprained ankle is modal athletic injury, has report to show that there is 23000 sprained ankle every day in the U.S..Sprained ankle very easily causes outboard structure damage again, and wherein the easy damaged of lateral ligament is impaired the most common with anterior talofibular ligament again in the lateral ligament, accounts for 66.6%, and the calcaneofibular ligament damage is taken second place, and accounts for 20%.The outboard structure damage can cause the chronic shakiness of ankle joint, causes articular degeneration.Therefore, surgical repair is rebuild and is torn ligament, and it is particularly important to recover its stability.
Modus operandi is a lot of at present, but rebuilds leading with the ligament dissection.To drill through be important step wherein in the bone road in the process of reconstruction.Because the fibula table is shallow, by rule of thumb drill through apart from calf and calcaneofibular ligament fibula bone road so easy cause problem after mostly cutting at present both at home and abroad: 1. position, bone road inaccuracy, so direct operative effect that influences; 2. bone road length is not easy to judge, the selection of influence extruding nail; 3. ligament of talocrural joint bone road communicates with calcaneofibular ligament bone road, directly causes operative failure; 4. drill through bone road injured nerve, blood vessel; 5. otch is big etc.Therefore, the application of localizer can reduce the appearance of the problems referred to above as far as possible, but existing localizer, and as anterior cruciate ligament tibia localizer, Open reduction localizer, and the operation that is not suitable for the fibula place is used.
Summary of the invention
The purpose of this utility model provides a kind of apart from calf, calcaneofibular ligament reconstruction fibula localizer, and the technical problem that solve is to make bone road accurate positioning in the operation, reduces operation wound.
This utility model is by the following technical solutions: a kind ofly rebuild the fibula localizer apart from calf, calcaneofibular ligament, comprise the positioning clamp body, the positioning clamp body is made up of hero pincers leaf and female pincers leaf, the front side of described female pincers leaf is provided with the guide pin seat of the anglec of rotation between scalable and the female pincers leaf, is plugged with dismountable guide pin locating rod in the guide pin seat.
The rear side lower end of male pincers leaf described in the utility model is provided with for control positioning clamp body opening and closing angular dimension and runs through male first screw rod that clamps leaf, first screw rod is threaded with male pincers leaf, and first screw rod stretches out from the upper end of hero pincers leaf and front end withstands on the rear side lower end of female pincers leaf.
Guide pin seat described in the utility model is provided with second screw rod that laterally runs through female pincers leaf, second screw rod side opposite with the guide pin seat from the female pincers leaf inserted, stretch in the guide pin seat through female pincers leaf, the guide pin locating rod is fastened in the guide pin seat, and described second screw rod is threaded with female pincers leaf, guide pin seat.
Second screw rod described in the utility model is provided with the securing member of the round sheet that is threaded with it, and securing member is arranged on the female pincers leaf side opposite with the guide pin seat.
Guide pin seat described in the utility model is annular tubular.
Second screw rod described in the utility model is provided with second nut away from an end of guide pin seat.
The rear end of first screw rod described in the utility model is provided with first nut.
The front end of male pincers leaf described in the utility model is provided with the projecting part relative with the guide pin locating rod.
Guide pin locating rod described in the utility model is made up of cylindrical shaft, the horn-like base that is connected the circular cone body rod head of shaft front end and is connected the shaft rear end, is provided with in the guide pin locating rod along the axis of guide pin locating rod and connects its inner through hole.
The aperture of through hole described in the utility model is 2.5mm.
This utility model compared with prior art, the guide pin locating rod that can adjust the anglec of rotation by the guide pin seat is set in the female pincers leaf front side of positioning clamp body, is stuck in the rear side of fibula by the guide pin locating rod, realize accurately location, improve the operation precision, reduce operation wound.
Description of drawings
Fig. 1 is one of structural representation of the present utility model.
Fig. 2 is two of structural representation of the present utility model.
Fig. 3 is axonometric chart of the present utility model.
Fig. 4 is vertical vertical view of this utility model positioning seat.
Fig. 5 is the cutaway view of this utility model positioning seat.
Fig. 6 is the structural representation of the female pincers leaf of this utility model.
Fig. 7 is the longitudinal sectional view of this utility model guide pin locating rod.
The specific embodiment
Below in conjunction with drawings and Examples the technical solution of the utility model is described in further detail.
As shown in figures 1 and 3, of the present utility model apart from calf, calcaneofibular ligament reconstruction fibula localizer, comprise a positioning clamp body 1 of being formed by hero pincers leaf 2 and female pincers leaf 3, the middle part of male pincers leaf 2 and female pincers leaf 3 is connected by rotating shaft, rear side at hero pincers leaf 2 and female pincers leaf 3 all has the pincers handle, the total length of male pincers leaf 2 and female pincers leaf 3 is respectively 250mm, and width is 8mm; Be provided with the projecting part 11 relative with female pincers leaf 3 at the front end of hero pincers leaf 2, the length of projecting part 11 is 2.5mm; Being provided with first screwed hole, 16, the first screwed holes 16 at the rear side middle part of hero pincers leaf 2 vertically is arranged on the male pincers leaf 2.
Be provided with first screw rod 6 that is threaded at first screwed hole 16, the length of first screw rod 6 is 100mm, the front end of first screw rod 6 stretches into from the lower end of first screwed hole 16, behind hero pincers leaf 2, stretch out from the upper end of first screwed hole 16, and withstand on the opening and closing angular dimension of the rear side middle part lower end control positioning clamp body 1 of female pincers leaf 3, be provided with first nut 10 in the rear end of first screw rod 6.
On the front side of female pincers leaf 3, the below of projecting part 11 is provided with the guide pin seat 4 of the anglec of rotation between scalable and the female pincers leaf 3, guide pin seat 4 is arranged on the left surface of female pincers leaf 3, the lateral wall of guide pin seat 4 is contacted with the left surface of female pincers leaf 3, the axis normal of the axis of guide pin seat 4 and female pincers leaf 3 is provided with the guide pin locating rod 5 that arranges along guide pin seat 4 axis directions in the guide pin seat 4.
As shown in Figure 2, guide pin seat 4 can rotate along the left surface of female pincers leaf 3, adjust the axis of guide pin seat 4 and the corner dimension between female pincers leaf 3 axis, adjust female pincers leaf 3 and the male opening and closing angular dimension that clamps leaf 2 by the extension elongation of rotating first nut, 10 adjustings, first screw rod 6.
As shown in Figure 4 and Figure 5, guide pin seat 4 is annular tubular, and the internal ring of guide pin seat 4 directly is 5mm, radially has in second screwed hole, 17, the second screwed holes 17 in the contacted side of left surface of guide pin seat 4 and female pincers leaf 3 and is provided with second screw rod 7 that is threaded; Second screw rod, 7 horizontally sets, its front end stretches in the guide pin seat 4 through second screwed hole 17, is used for clamping guide pin locating rod 5.
Be provided with the securing member 8 of round sheet at the right flank of female pincers leaf 3, it is threaded with second screw rod 7, screws securing member 8 and guide pin seat 4 can be fastened on the female pincers leaf 3 it can't be rotated.Be provided with second nut 9 in the rear end of second screw rod 7, when rotation second nut 9, the elasticity that can regulate 7 pairs of guide pin locating rods 5 of second screw rod.
As shown in Figure 6, the front side of female pincers leaf 3 is threaded with the 3rd screwed hole 18 near laterally having the 3rd screwed hole 18, the second screw rods 7 on the end position.
As shown in Figure 7, guide pin locating rod 5 is made up of three parts, be respectively cylindrical shaft 13, circular cone body rod head 14 and horn-like base 15, cylindrical shaft 13, circular cone body rod head 14 and horn-like base 15 are coaxial setting, and circular cone body rod head 14 is connected the front end of cylindrical shaft 13, horn-like base 15 is connected the rear end of cylindrical shaft 13, is provided with in guide pin locating rod 5 along the axis of guide pin locating rod 5 and connects its inner through hole 12; The diameter of cylindrical shaft 13 is 4.5mm, and the aperture of through hole 12 is 2.5mm, and the total length of guide pin locating rod 5 is 100mm, and through hole 12 is used for feeding Kirschner wire.Circular cone body rod head 14 is relative with projecting part 11.
Using method of the present utility model is as follows:
One, does fibula the place ahead curved incision respectively, expose with calf, anterior talofibular ligament fibula stop;
Two, the projecting part with the male pincers of localizer leaf is positioned at anterior talofibular ligament fibula stop, according to the outlet site of wanting, bone road, the guide pin locating rod is passed the guide pin seat then, is stuck in the back outside exit site of fibula; Do a little otch at skin, pass the guide pin locating rod with Kirschner wire, drill through the bone road at the fibula place, the most advanced and sophisticated projecting part that points to of Kirschner wire, i.e. anterior talofibular ligament fibula stop is to realize the accurate location of operation.
Three, make the fibula bone road of calcaneofibular ligament with same method;
Four, use the drill bit of respective diameters at last, by the Kirschner wire guiding, drill through the bone road of respective diameters, so that graft passes through.
The utlity model has operation degree of accuracy height, meet anatomical sites originally, reduce the advantage of operation wound.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320217010 CN203208080U (en) | 2013-04-25 | 2013-04-25 | Talofibular and calcaneofibular ligament reconstruction fibula positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320217010 CN203208080U (en) | 2013-04-25 | 2013-04-25 | Talofibular and calcaneofibular ligament reconstruction fibula positioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203208080U true CN203208080U (en) | 2013-09-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320217010 Expired - Fee Related CN203208080U (en) | 2013-04-25 | 2013-04-25 | Talofibular and calcaneofibular ligament reconstruction fibula positioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203208080U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104546064A (en) * | 2014-12-26 | 2015-04-29 | 上海交通大学医学院附属第九人民医院 | Clamp-type acromioclavicular joint embolia reduction guiding system |
| CN105615978A (en) * | 2016-03-04 | 2016-06-01 | 苏州瑞华医院有限公司 | Kirschner wire positioning depth finder |
-
2013
- 2013-04-25 CN CN 201320217010 patent/CN203208080U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104546064A (en) * | 2014-12-26 | 2015-04-29 | 上海交通大学医学院附属第九人民医院 | Clamp-type acromioclavicular joint embolia reduction guiding system |
| CN105615978A (en) * | 2016-03-04 | 2016-06-01 | 苏州瑞华医院有限公司 | Kirschner wire positioning depth finder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: THE SECOND PEOPLE'S HOSPITAL OF SHENZHEN Free format text: FORMER OWNER: WANG DAPING Effective date: 20140728 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20140728 Address after: 518035 Sungang West Road, Guangdong, Shenzhen, No. 3002, No. Patentee after: The Second People's Hospital of Shenzhen Address before: 518035 Department of sports medicine, Second People's Hospital, Sungang West Road, Shenzhen, Guangdong, Futian District Province, China Patentee before: Wang Daping |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130925 Termination date: 20190425 |