CN106580411A - Tibia external fixation device - Google Patents

Tibia external fixation device Download PDF

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Publication number
CN106580411A
CN106580411A CN201611159886.XA CN201611159886A CN106580411A CN 106580411 A CN106580411 A CN 106580411A CN 201611159886 A CN201611159886 A CN 201611159886A CN 106580411 A CN106580411 A CN 106580411A
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China
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hole
tibia
tibial
screw
strip
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CN201611159886.XA
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Chinese (zh)
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CN106580411B (en
Inventor
郑联合
李国臣
卢斌
李伟
沙浩
李阳
韩超
毕文超
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中国人民解放军第四军医大学
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical 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
    • A61B17/60Surgical 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 for external osteosynthesis, e.g. distractors, contractors
    • A61B17/64Devices extending alongside the bones to be positioned
    • A61B17/6441Bilateral fixators, i.e. with both ends of pins or wires clamped
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B2017/564Methods for bone or joint treatment

Abstract

The invention concretely discloses a tibia external fixation device, which comprises a tibia fixation batten, wherein the inner side surface of the tibia fixation batten is attached to a position, corresponding to the tibia, on the outer side of the human body calf in the longitudinal direction; the near end of the tibia fixation batten is provided with a first transverse attaching plate; the far end of the tibia fixation batten is provided with a second transverse attaching plate; the first transverse attaching plate is attached to the near end position, corresponding to the tibia, on the outer side of the calf in the transverse direction; the second transverse attaching plate is attached to the far end position, corresponding to the tibia, on the outer side of the calf in the transverse direction; a plurality of direction change through holes are formed in the tibia fixation batten, the first transverse attaching plate and the second transverse attaching plate; an inner circular arc surface is arranged on the inner side wall of each direction change through hole; the tibia external fixation device also comprises a plurality of direction change threaded hole bodies assembled in the direction change through holes; an outer circular arc surface glidingly matched with the inner circular arc surface of the corresponding direction change through hole is formed in the outer side wall of each direction change threaded hole body; the tibia external fixation device also comprises screws; and the threaded end of the tail end of each screw is matched with the threaded through hole formed in the corresponding direction change threaded hole body. The matching degree of the tibia external fixation device with the appearance of the calf is high; the matched screws have various fixation angles; and the tibia external fixation device is very suitable to be used for emergency or long-time external fixation treatment on tibia fracture positions.

Description

一种胫骨外固定装置 One kind tibial external fixation device

技术领域 FIELD

[0001] 本发明涉及骨折固定板技术领域,具体涉及一种胫骨外固定装置。 [0001] Technical Field The present invention relates to a fracture fixation plate, particularly, to a tibial external fixation device.

背景技术 Background technique

[0002] 胫骨骨折按皮肤的完整性可分为闭合骨折和开放骨折。 [0002] The integrity of the skin by tibial fracture can be divided into open fractures and closed fractures. 对于闭合骨折,可在肢体消肿后行切开复位钛板固定或髓内钉固定,骨折愈合后二次手术取出内固定;对于开放骨折,可行清创、复位、外固定架固定,待软组织条件改善后可更换钛板固定或髓内钉固定(或不更换固定),后期根据骨折愈合情况去除固定。 For closed fractures, limb swelling can open reduction and plate fixation trailing or intramedullary nail, fracture healing after surgical removal of the secondary fixation; for open fractures feasible debridement, reset, external fixation, soft tissue to be When the condition improved exchangeable titanium plate or intramedullary nail (not replaced or fixed), post-fixed in accordance with the removal of the healing of the fracture. 目前可选择的外固定架包括:单臂外固定架、组合外固定架等。 Alternatively present external fixator comprises: arm external fixation, the combination of external fixation and the like. 这些外固定架的特点可总结为:1、累及胫骨平台和胫骨远端关节面的开放性骨折,需跨关节进行固定;2、干骺端可置钉数量有限,固定不确切,骨折断端不稳定; These external fixator features can be summarized as: 1, involving the tibial plateau and open fracture distal articular surface of the tibia bone, the joint needs to be fixed across; 2, can be set to a limited number of staples metaphysis, imprecise fixing, fracture site unstable;

3、需要等软组织由开放变为闭合后更换内固定。 3, and the like need to open the soft tissue fixation replacement becomes closed. 有学者报道用锁定钛板外置治疗胫腓骨骨折,但也存在以下不足:1、由于所用螺钉为全螺纹,对皮肤及其他软组织刺激剧烈,易感染; Some scholars have reported with external locking titanium plate fracture of tibia and fibula, but also has the following disadvantages: 1, as the screw is fully threaded, skin and other soft tissue irritation intense, susceptible;

2、钛板及螺钉原为内固定设计,单薄小巧,钛板厚度、宽度不足,螺钉较细力学强度不足;3、非专门外用设计,有时需要多块钛板固定;4、所用钛板为内固定设计,与骨的外形匹配较好,但与小腿的外形匹配较差。 2, and titanium screw fixation original design, compact and thin, the thickness of titanium, less than the width, the mechanical strength is insufficient finer screw; 3, non-specialized external design, sometimes a plurality of plate fixation; 4, titanium is used fixed designs, and better match the shape of the bone, but poor match the shape of the lower leg.

发明内容 SUMMARY

[0003] 针对现有技术中存在的问题,本发明的目的在于提供一种与小腿外形匹配度高、固定方便且固定效果良好的胫骨外固定装置,该胫骨外固定装置可以用于对成人、青少年、儿童的胫骨闭合骨折或开放骨折的体外固定,同时可以克服累及关节面的开放性骨折需跨关节固定的弊端。 [0003] For the problems in the prior art, an object of the present invention is to provide a high degree of matching with the leg shape, convenient and good fixing effect fixed tibial external fixation device, the tibial external fixation device can be used for adults, in vitro youth, children tibial fractures closed or open fracture fixation, and can overcome the open fractures involving the articular surface of the joint to be fixed across the state.

[0004] 为了达到上述目的,本发明采用以下技术方案予以实现。 [0004] To achieve the above object, the present invention employs the following technical solution be implemented.

[0005] —种胫骨外固定装置,包括:胫骨固定板条,所述胫骨固定板条纵向设置,所述胫骨固定板条的内侧面与人的小腿外侧上对应胫骨的部位纵向贴合;所述胫骨固定板条的近端设置有第一横贴板,所述第一横贴板与人体的小腿外侧上对应胫骨的近端部位横向贴合;所述胫骨固定板条的远端设置有第二横贴板,所述第二横贴板与人的小腿外侧上靠近胫骨远端的部位横向贴合;所述胫骨固定板条、第一横贴板和第二横贴板上设置有多个变向通孔,所述变向通孔的内侧壁上设置有内圆弧面;多个变向螺孔体,所述变向螺孔体上设置有螺纹通孔,所述变向螺孔体的外侧壁上设置有外圆弧面,所述变向螺孔体装配在所述变向通孔中,所述变向螺孔体的外圆弧面与所述变向通孔的内圆弧面滑动配合;螺钉,所述螺钉上设置有前端螺纹端、光杆段和尾端螺纹段,所述尾 [0005] - species tibial external fixation device, comprising: a tibial fixation strip, the tibial fixation strip longitudinally, said shank portion corresponding to the tibia on the outside of the inner side surface of the bone fixation strip human leg longitudinal bonding; the said proximal end of the tibia is provided with a mounting strip attached to a first lateral plate, and the plate attached to the first transverse leg on the outside of the body portion corresponding to the proximal tibia laterally bonded; the distal end of the tibia is provided with a mounting strip the second horizontal plate attached to the second lateral plate portion attached to the distal end of the tibia near the transverse leg on the outside of the human bonding; the tibial fixation strip, and a second plate affixed to the first horizontal plate is provided with cross-affixed redirecting the plurality of through holes, the variant provided with an internal arcuate surface of the inner wall of the through hole; a plurality of screw holes to variations thereof, is provided with a threaded through hole becomes the body of the screw, the change to the the outer wall of the screw body is provided with an outer arcuate surface, said outer arcuate surface of varying the through hole, the screw body change to the redirecting member fitted with the screw through hole redirection sliding fit within the circular arc surface; is provided with a distal threaded end, and a trailing section rod threaded section, the upper end of a screw 端螺纹端与所述变向螺孔体上的螺纹通孔相配合,所述螺钉的尾端螺纹段的端面上设置有扭槽。 End of the threaded end and threaded through bore holes on the redirecting member cooperates with a twist groove provided trailing end surface of the screw thread segment.

[0006] 根据本发明的胫骨外固定装置,胫骨固定板条的外形呈或“Π”形,第一横贴板与人体的小腿外侧上对应胫骨的近端部位的形状相匹配,为1/2〜3/4半环形,与人体胫骨近端部位横向贴合;第二横贴板与人的小腿外侧上靠近胫骨远端部位的形状相匹配,为1/4〜1/2半环形,与人体胫骨远端部位横向贴合。 [0006] The tibial external fixation device according to the invention, the tibial fixation of the slats in shape or "Π" shape, the shape of the proximal part of the tibia of the first cross-posted plate on the outside of the body of the leg corresponding to matches of 1 / 2 ~ 3/4 half-ring, and the body portion of the lateral proximal tibial bonded; shape of the bone near the distal end portion of the tibia on the outside to match the second plate attached to the human transverse leg of 1 / 4~1 / 2 half-ring, the body portion and the distal lateral tibial bonded. 本发明的胫骨固定板条、第一横贴板和第二横贴板上设置有多个变向通孔,多个变向通孔内装配有变向螺孔体,变向螺孔体的外圆弧面与变向通孔的内圆弧面滑动配合,变向螺孔体可在变向通孔内自由旋转,从而使得螺钉可以具有多种固定角度,进而使得胫骨固定板条、第一横贴板和第二横贴板能更好的与人体小腿胫骨相贴合,促进骨折部位的固定与愈合。 Tibial fixation strip according to the present invention, the first and second horizontal transverse plate affixed affixed to a plate provided with a plurality of through holes variations, a plurality of the through-hole equipped with a variable change to the screw body, the screw body variant arcuate inner surface of the outer arcuate surface of the through hole becomes the sliding fit, screw variant thereof to the through hole can be changed freely rotatable, so that the screw may have a plurality of fixed angle, thus making the tibial fixation strip, the and a horizontal plate attached to the second transverse plate affixed to the body to better fit the leg of the tibia, and to promote the healing of the fracture fixation site. 螺钉包括前端螺纹端、光杆段和尾端螺纹段,其中前端螺纹端旋入骨头内部,光杆段减小了螺钉对小腿肌肉和软组织的刺激和损伤,尾端螺纹端与变向螺孔体内的螺纹相匹配,使螺钉也能在多种方向上对胫骨和胫骨固定板条进行连接,从而达到使用螺钉将本发明的胫骨外固定装置固定在人体小腿上的作用。 Screw includes a threaded distal end, and a trailing section rod threaded section, wherein the distal end of the screw screwed into the bone interior, the rod section of the calf muscles and reduce soft tissue irritation and injury, screw threaded end and the trailing end of the screw body becomes threaded to match, so that the screw can be connected to the tibia and the tibial fixation strip in various directions, so as to achieve using screws tibial fixation device of the present invention on a person's lower leg. 螺钉的尾端螺纹段的断面上的扭槽可方便工作人员用螺丝刀将螺钉拧紧。 Twisted grooves on the trailing end section of the screw thread segments staff can easily tighten the screw with a screwdriver. 本发明的胫骨外固定装置与小腿外形匹配度高,配合的螺钉具有多种固定角度,非常适合对胫骨骨折部位进行应急或长久的外固定治疗。 Tibial external fixation device with a high degree of matching shape to the lower leg of the present invention, with a screw having a plurality of fixed angle, is very suitable for emergency tibial fracture site or a long external fixation.

[0007] 作为优选地,所述内圆弧面设置在所述变向通孔的内侧壁的中部,所述变向螺孔体为鼓桶形,所述变向螺孔体装配在所述变向通孔内。 [0007] Advantageously, the inner arcuate surface disposed in the screw member fitted to the middle variant inner sidewall of the through hole, the screw body is a variant to the barrel drum, the change to the redirecting the through hole.

[0008] 根据本发明的胫骨外固定装置,变向螺孔体的鼓桶形的外表面可以和变向通孔的内圆弧面滑动转向配合,又不会从变向通孔中脱落,很适合作为螺钉与胫骨固定板条之间的连接载体。 [0008] The tibial external fixation device according to the invention, varying the barrel drum to the outer surface of the screw body and variations can be slidably fitted into the steering arcuate surface of the through hole, but does not become detached from the through hole, well suited as a carrier connected between the screw and the tibial fixation strip.

[0009] 作为优选地,所述变向通孔的边沿设置有锁定螺孔,所述锁定螺孔通向所述变向通孔的内侧。 [0009] Advantageously, the change is provided to the edge of the through-hole with a locking screw, said locking screw hole leading to the inside of the through hole of the variant.

[0010] 根据本发明的胫骨外固定装置,变向通孔的边沿可以设置锁定螺孔,给锁定螺孔内旋入与之匹配的锁定螺钉,使锁定螺钉的端部抵在变向螺孔体的表面,用于锁定变向螺孔体在变向通孔内的旋转角度,方便医生使用螺钉连接胫骨和胫骨固定板条、第一横贴板和第二横贴板。 [0010] The tibial external fixation device according to the invention, the locking screw holes may be provided variants to the rim of the through hole, a locking screw screwed into matching locking screw, the end portion of the locking screw against the screw redirecting surface of the body member for locking the direction change the rotation angle of the screw through hole, convenient for doctors to use screw connections tibia and tibial fixation strip, and a second plate affixed to the first horizontal transverse plate affixed to the change.

[0011]作为优选地,所述胫骨固定板条、所述第一横贴板和所述第二横贴板上设置有多个凸台,所述变向通孔的外端口设置在所述凸台上,所述锁定螺孔设置在所述凸台的侧壁上。 [0011] Advantageously, the tibial fixation strip, the first and the second lateral plate attached horizontally over plate is provided with a plurality of bosses, the change in the port to the outside of the through hole is provided boss, said locking screw hole provided on a sidewall of the boss.

[0012] 根据本发明的胫骨外固定装置,当胫骨固定板条、第一横贴板和第二横贴板的厚度较小时,可在胫骨固定板条、第一横贴板和第二横贴板上设置多个凸台,凸台加厚了胫骨固定板条上局部部位的厚度,将变向通孔设置在凸台位置,变向通孔的外端通出凸台的端部,锁定螺孔设置在凸台的侧壁上,凸台增加了胫骨外固定板条上变向通孔部位的厚度,使变向通孔具有足够的内圆弧面与变向螺孔体相配合,也为锁定螺孔提供了打孔位置,使变向螺孔体容易固定。 [0012] The tibial external fixation device according to the present invention, when a small thickness tibial fixation strip, the first and second horizontal transverse plate affixed paste board can be fixed in the tibial strip, and a second plate affixed to the first lateral cross- a plurality of bosses paste board, the thickness of the thickened bosses on the local site tibial fixation strip, the change to the through hole provided in the boss position, an end portion of the change through the boss to the outer end of the through hole, the locking screw is provided on a side wall of the boss, the boss increases the through hole portion becomes the tibial external fixation strip thickness, so that the through hole has a sufficient change in the arcuate surface cooperating with the screw body becomes also it provides for the locking screw holes perforated position so that the screw body becomes easily fixed.

[0013]作为优选地,所述内圆弧面偏向所述变向通孔的外端口,所述变向螺孔体为半球形,所述变向螺孔体装配在所述变向通孔的外端口上。 [0013] Advantageously, the inner arcuate surface of said port toward an outer direction changing through hole, the screw body redirecting hemispherical shape, the direction changing holes thereof fitted in the through-hole of the variant the port on the outside.

[0014] 根据本发明的胫骨外固定装置,在不增加胫骨外固定板条的厚度的情况下,使变向通孔的内圆弧面偏向其外端口,并将变向螺孔体设计为半球形,变向螺孔体的弧形侧壁在胫骨外固定装置的外侧与变向通孔的内圆弧面滑动配合,也可实现变向螺孔体的变向功能,使与之连接的螺钉具有多个可选的固定连接方向。 [0014] The tibial external fixation device according to the invention, without increasing the thickness of the case of the tibial external fixation strip, the inner arcuate surface of the through hole becomes biased to its outer port and variants thereof designed to screw hemispherical, arcuate sidewall becomes slid in the screw body and the outer arcuate surface of the through hole becomes the tibial external fixation device is fitted, may also be implemented to change to the functional variable screw body connected thereto so a screw having a plurality of selectable fixed connecting direction.

[0015]作为优选地,所述胫骨固定板条上的变向通孔之间设置有克式针孔。 [0015] Advantageously, the said shank is provided with pinholes of formula g between the through hole becomes bone fixation strip.

[0016] 作为优选地,所述胫骨固定板条上的变向通孔之间设置有加压螺孔。 [0016] Advantageously, the said shank is provided between the through hole becomes the bone screw mounting strip pressurized.

[0017] 根据本发明的胫骨外固定装置,在本发明的胫骨固定板条上的变向通孔之间设置有克式针孔和加压螺孔,可以使医生在对骨折患者使用胫骨外固定装置的同时不影响其使用克氏针或加压螺钉对骨折部位的固定,从而使患者的骨折部位能得到充分固定。 [0017] The tibial external fixation device according to the invention, provided with a pinhole and the pressing screw of formula g between the through-hole becomes on the tibial fixation strip of the present invention, the physician can use the patient tibial external fracture while the fixing means does not affect the use of screws or Kirschner wire fracture pressure, the fracture site so that the patient can be fully secured.

[0018]作为优选地,所述胫骨固定板条包括近端板条和远端板条,所述变向通孔分布在所述近端板条和所述远端板条上,所述近端板条和所述远端板条上还分布有多个定位孔,所述近端板条与所述远端板条通过所述定位孔及与所述定位孔相匹配的连接件固定连接。 [0018] Advantageously, said fixing strip includes a proximal tibia and a distal end slat slats, the variable distributed on the proximal end of the distal slat and the slat to the through-hole, near the the distal end of the slat and the slat further has a plurality of positioning holes distributed, the proximal connector member is fixedly connected to the distal end of the slats by the slat positioning hole and the positioning holes match .

[0019] 根据本发明的胫骨外固定装置,由于人体胫骨长度因人而异,固定尺寸规格的胫骨固定板条并不能适合所有人,因此,有必要将胫骨固定板条分为近端板条和远端板条,近端板条和远端板条上都分布有多个定位孔,近端板条和远端板条的连接端部交叠后通过定位孔和与之匹配的连接件固定连接,这样就可以根据胫骨不定板条的近端板条和远端板条之间的交叠部位的长度来对胫骨固定板条进行长度上的调节。 [0019] The tibial external fixation device according to the invention, since the length of the body varies tibia, the tibia is fixed sizes of the mounting strip does not fit all, therefore, it is necessary to strip into the proximal tibial fixation strip and a distal end slats, the slats proximal end and a distal end slat distributed plurality of positioning holes, the proximal end portion of the distal end of the slat and the slats are connected by overlapping the positioning hole and the connecting member matching fixedly connected, so that you can tibial indefinite length slats overlap portion between proximal and distal slats on the slat to adjust the length of the tibial fixation strip.

[0020]作为优选地,所述近端板条的端面上设置有插槽,所述远端板条的一端伸入所述插槽中并与所述插槽滑动配合。 [0020] Advantageously, the proximal end face of the strip is provided with a slot, the distal end of the slats and extending into said slot mate with the sliding slot.

[0021] 根据本发明的胫骨外固定装置,为了使胫骨固定板条的长度容易调节和方便固定,也可以通过设置在近端板条上设置插槽,使远端板条的连接端插入近端板条上的插槽中,并与之滑动配合,需要将胫骨固定板条调节到一定的长度时,先调整远端板条在近端板条上的插槽中的滑动位置,然后再使用固定连接件配合固定孔进行固定连接,两种连接方式均能实现本发明的胫骨外固定装置的纵向长度的调节,实现了对于不同腿长的患者的有效固定。 [0021] The tibial external fixation device according to the invention, in order to make the length of the tibial fixation convenient and easy to adjust the slats fixed, may be provided on the proximal end of the slot by providing the slats, the slats connected to the distal end near the insertion end time slot on the end slats, and with a sliding fit, the slat needs to be adjusted to a tibial fixation of a certain length, to adjust the position of the distal end of the slat slide slot on the proximal end of the slats, and then a fixed connecting member is fixedly connected with the fixing holes, two connections can achieve adjustment of the longitudinal length of the tibial external fixation device according to the present invention, to achieve an effective fixing of the legs of different patients.

附图说明 BRIEF DESCRIPTION

[0022]下面结合附图和具体实施例对本发明做进一步详细说明。 [0022] conjunction with the accompanying drawings and the following specific examples further illustrate the present invention in detail.

[0023]图1为本发明的胫骨外固定装置的正视结构示意图; A front structure tibial external fixation device [0023] Figure 1 is a schematic view of the invention;

[0024]图2为图1中AA处的外形为鼓桶形的变向螺孔体的剖面结构示意图; [0024] FIG. 2 is a line AA of FIG. 1 is a drum barrel shape becomes a schematic cross-sectional structure to the screw body;

[0025]图3为图1中AA处的变向通孔的外端口设置在凸台上的剖面结构示意图; [0025] FIG. 3 is a line AA of FIG. 1 redirecting the through hole provided at an outer port cross-sectional schematic view of the boss structure;

[0026]图4为图1中AA处的外形为半圆形的变向螺孔体的剖面结构示意图; [0026] FIG. 4 is a line AA of FIG. 1 is a schematic outline of the semicircular cross-sectional structure becomes screw body;

[0027]图5为本发明的胫骨外固定装置中的近端板条和远端板条通过定位孔连接的结构示意图; Slats proximal tibial external fixation device [0027] FIG. 5 of the present invention and a schematic view of the distal end of the slat by the positioning hole connecting structure;

[0028]图6为本发明的胫骨外固定装置中的近端板条和远端板条通过插槽滑动连接的结构示意图; Slats proximal tibial external fixation device [0028] FIG. 6 of the present invention and a schematic view of the distal end of the slat by sliding the socket structure is connected;

[0029]图中:1、胫骨固定板条;2、第一横贴板;3、第二横贴板;4、变向通孔;5、变向螺孔体;6、锁定螺孔;7、凸台;101、近端板条;102、远端板条;103、定位孔。 [0029] FIG: 1, the tibial mounting strip; 2, a first lateral plate affixed; 3, the second transverse plate affixed; 4, redirecting through hole; 5, redirecting screw body; 6, the locking screw; 7, bosses; 101, a proximal end strip; 102, the distal end of the slat; 103, positioning hole.

具体实施方式 Detailed ways

[0030]下面将结合实施例对本发明的实施方案进行详细描述,但是本领域的技术人员将会理解,下列实施例仅用于说明本发明,而不应视为限制本发明的范围。 [0030] The following embodiments in conjunction with embodiments of the present invention will be described in detail, those skilled in the art will appreciate that the following examples merely illustrate the invention and should not be considered as limiting the scope of the invention.

[0031]如图1,根据本发明提供的胫骨外固定装置,包括:胫骨固定板条I,所述胫骨固定板条I纵向设置,所述胫骨固定板条I的内侧面与人的小腿外侧上对应胫骨的部位纵向贴合;所述胫骨固定板条I的近端设置有第一横贴板2,所述第一横贴板2与人体的小腿外侧上对应胫骨的近端部位横向贴合;所述胫骨固定板条I的远端设置有第二横贴板3,所述第二横贴板3与人的小腿外侧上靠近胫骨远端的部位横向贴合;所述胫骨固定板条1、第一横贴板2和第二横贴板3上设置有多个变向通孔4,所述变向通孔4的内侧壁上设置有内圆弧面;多个变向螺孔体5,所述变向螺孔体5上设置有螺纹通孔,所述变向螺孔体5的外侧壁上设置有外圆弧面,所述变向螺孔体5装配在所述变向通孔4中,所述变向螺孔体5的外圆弧面与所述变向通孔4的内圆弧面滑动配合;螺钉,所述螺钉上设置有前端 [0031] FIG 1, tibial external fixation device according to the present invention provided, comprising: a tibial mounting strip I, I the tibial fixation strip longitudinally disposed, the lateral tibial mounting strip I and the inner surface of the human leg the corresponding part of the tibia longitudinal bonding; proximal end of the tibia is provided with a mounting strip I posted a first transverse plate 2, corresponding to the first cross-tibial plate attached on the outside of the body 2 and the leg portion proximal end attached to the lateral bonding; the distal end of the tibia is provided with a mounting strip I is a second cross-plate 3 attached to the second lateral plate 3 and attached to a portion near the distal end of the tibia on the outside of the human leg lateral bonded; the tibial fixation plate 1 of a first and a second lateral cross-paste board 2 is provided on the plate 3 attached with a plurality of the through-hole 4 becomes, the variant provided with an internal arcuate surface inwardly of the wall of the through-hole 4; a plurality of redirecting spiro holes 5, the variant provided with a threaded through hole onto the screw 5, the outer sidewall thereof redirecting screw 5 is provided with an outer arcuate surface, said screw member 5 fitted to a variant of the redirecting the through-holes 4, the change to the outer arcuate surface of the screw body 5 becomes a sliding fit into the arcuate surface of the through hole 4; screws, is provided on the front end of the screw 纹端、光杆段和尾端螺纹段,所述尾端螺纹端与所述变向螺孔体上的螺纹通孔相配合,所述螺钉的尾端螺纹段的端面上设置有扭槽。 Pattern end, and a trailing section rod threaded section, the threaded end and the trailing end of the screw becomes engaged in the screw body through hole, the tail end of the screw thread segment is provided with a twist end face groove.

[0032] 在以上实施例中,胫骨固定板条的外形呈或“Π”形,第一横贴板2与人体的小腿外侧上对应胫骨的近端部位的形状相匹配,为1/2〜3/4半环形,直径为5〜25cm,宽度为0.1〜6cm,厚度为0.1〜4.5cm,与人体腔骨近端部位横向贴合;第二横贴板3与人的小腿外侧上靠近胫骨远端部位的形状相匹配,为1/4〜1/2半环形,直径为5〜25cm,宽度为0.1〜6cm,厚度为0.1〜4.5cm,与人体腔骨远端部位横向贴合。 [0032] In the above embodiment, the tibial fixation of the slats in shape or "Π" shape, attached to the first transverse plate portion 2 corresponding to the proximal tibia of the lower leg on the outside of the body matches the shape of 1/2 ~ 3/4 semi-annular, having a diameter of 5~25cm, width 0.1~6cm, thickness 0.1~4.5cm, human bone lumen proximal portion bonded to transversely; and a second transverse plate affixed to the tibia near the outer legs 3 and human It matches the shape of the distal end portions of 1 / 4~1 / 2 semi-annular, having a diameter of 5~25cm, width 0.1~6cm, thickness 0.1~4.5cm, the distal end of the body portion with lateral tibia bonded. 本发明的腔骨固定板条1、第一横贴板2和第二横贴板3上设置有多个变向通孔4,多个变向通孔4内装配有变向螺孔体5,变向螺孔体5的外圆弧面与变向通孔4的内圆弧面滑动配合,变向螺孔体5可在变向通孔4内自由旋转,从而使得螺钉可以具有多种固定角度,进而使得胫骨固定板条1、第一横贴板2和第二横贴板3能更好的与人体小腿胫骨相贴合,促进骨折部位的固定与愈合。 Tibia mounting strip 1 of the present invention, the first and second cross-paste board 2 is provided with a transverse plate affixed to the plurality of through-holes 3 becomes 4, 4 assembly within the plurality of through holes redirecting redirecting holes 5 , the inner arcuate surface of the outer arcuate surface of the through hole becomes the screw holes 5 of variant 4 sliding fit, the screw 5 variant may be changed freely rotate within the through-hole 4, so that the screw may have a variety of fixed angle, thus making the tibial mounting strip 1, the first and second transverse cross-posted plate 2 plate 3 attached to the human lower leg better fit the tibia, and to promote the healing of the fracture fixation site. 螺钉包括前端螺纹端、光杆段和尾端螺纹段,其中前端螺纹端旋入骨头内部,光杆段减小了螺钉对小腿肌肉和软组织的刺激和损伤,尾端螺纹端与变向螺孔体5内的螺纹相匹配,使螺钉也能在多种方向上对胫骨和胫骨固定板条I进行连接,从而达到使用螺钉将本发明的胫骨外固定装置固定在人体小腿上的作用。 Screw includes a threaded distal end, and a trailing section rod threaded section, wherein the distal end is screwed into an internal threaded bone screw rod segments reduces calf muscle and soft tissue irritation and injury, with the tail end of the threaded screw to variation 5 internal thread matches, so that the screw can be on the tibia and the tibial mounting strip I is connected to various directions, so as to achieve using screws tibial fixation device of the present invention on a person's lower leg. 螺钉的尾端螺纹段的断面上的扭槽可方便工作人员用螺丝刀将螺钉拧紧。 Twisted grooves on the trailing end section of the screw thread segments staff can easily tighten the screw with a screwdriver. 本发明的胫骨外固定装置与小腿外形匹配度高,配合的螺钉具有多种固定角度,非常适合对胫骨骨折部位进行应急或长久的外固定治疗。 Tibial external fixation device with a high degree of matching shape to the lower leg of the present invention, with a screw having a plurality of fixed angle, is very suitable for emergency tibial fracture site or a long external fixation.

[0033]如图2所示,根据本发明的一种实施例,所述内圆弧面设置在所述变向通孔4的内侧壁的中部,所述变向螺孔体5为鼓桶形,所述变向螺孔体5装配在所述变向通孔4内。 [0033] As shown in FIG. 2, according to one embodiment of the present invention, the inner arcuate surface disposed in the middle of the direction changing inner side wall of the through hole 4, to screw the variant of the drum 5 shape, the change to the variant within the through-hole 4 is fitted to the screw member 5.

[0034] 在以上实施例中,变向螺孔体5的鼓桶形的外表面可以和变向通孔4的内圆弧面滑动转向配合,又不会从变向通孔4中脱落,很适合作为螺钉与胫骨固定板条I之间的连接载体。 [0034] In the above embodiment, the outer surface of the barrel drum variant of the screw 5 and the change can be slidably fitted into the arcuate surface of the steering through-hole 4, but does not fall off from the through hole 4 to change, well suited as a carrier connected between the screw and the tibial fixation strip I.

[0035]如图2所示,根据本发明的一种实施例,所述变向通孔4的边沿设置有锁定螺孔6,所述锁定螺孔6通向所述变向通孔4的内侧。 [0035] As shown, according to one embodiment of the present invention 2, the variant of the edge of the through-hole 4 is provided with a locking screw holes 6, the locking screw holes 6 of the leading to the through-hole 4 becomes inside.

[0036] 在以上实施例中,变向通孔4的边沿可以设置锁定螺孔6,给锁定螺孔6内旋入与之匹配的锁定螺钉,使锁定螺钉的端部抵在变向螺孔体的表面,用于锁定变向螺孔体5在变向通孔4内的旋转角度,方便医生使用螺钉连接胫骨和胫骨固定板条1、第一横贴板2和第二横贴板3。 [0036] In the above embodiment, the change to the rim of the through-hole 4 may be provided with a locking screw holes 6, 6 a locking screw screwed into matching locking screw, the end portion of the locking screw against the screw redirecting surface of the body, for locking the direction change in the rotation angle variation of the screw 4 to the through-hole 5, convenient for doctors to use screw connections tibia and the tibial mounting strip 1, the first plate 2 and the second transverse cross-paste pasteboard 3 .

[0037]如图3所示,根据本发明的一种实施例,所述胫骨固定板条1、所述第一横贴板2和所述第二横贴板3上设置有多个凸台7,所述变向通孔4的外端口设置在所述凸台7上,所述锁定螺孔6设置在所述凸台7的侧壁上。 [0037] 3, according to one embodiment of the present invention, the tibial mounting strip 1, the first transverse plate affixed to upper 32 and is provided with the second cross plate affixed to the plurality of bosses 7, a change to the through hole 4 of the outer port on the boss 7, the locking screw 6 is provided on a side wall of the boss 7.

[0038] 在以上实施例中,当胫骨固定板条1、第一横贴板2和第二横贴板3的厚度较小时,可在胫骨固定板条1、第一横贴板2和第二横贴板3上设置多个凸台7,凸台7加厚了胫骨固定板条I上局部部位的厚度,将变向通孔4设置在凸台7位置,变向通孔4的外端通出凸台7的端部,锁定螺孔6设置在凸台7的侧壁上,凸台7增加了胫骨外固定板条I上变向通孔4部位的厚度,使变向通孔4具有足够的内圆弧面与变向螺孔体5相配合,也为锁定螺孔6提供了打孔位置,使变向螺孔体5容易固定。 [0038] In the above embodiment, when the tibial mounting strip 1, the first 2 and the second lateral plate attached horizontally over a small thickness plate 3 can be 1, 2 a first transverse plate affixed to the tibia and the fixing strip two plates disposed horizontally over a plurality of bosses 7 3, 7 thickened boss tibial fixation site locally I slat thickness, the through-hole 4 becomes disposed position of the boss 7, to the outside of the through hole becomes 4 through the end of the end portion of the boss 7, the locking screw 6 is provided on the side wall 7 of the boss, the boss 7 adds 4 to the variable thickness of the upper portion of the through hole tibial external mounting strip I, so that the through hole becomes 4 has a sufficient inner arcuate surface cooperating with the screw 5 a variant, also locking the position of the punch holes 6 is provided so that the screw member 5 to change easily fixed.

[0039]如图4所示,根据本发明的一种实施例,所述内圆弧面偏向所述变向通孔4的外端口,所述变向螺孔体5为半圆形,所述变向螺孔体5装配在所述变向通孔4的外端口上。 [0039] As shown in FIG 4, according to one embodiment of the present invention, the inner arc surface toward the direction changing outer port through-hole 4, the redirecting semicircular holes 5, the redirecting said screw member 5 fitted on the outer port of the variable in the through-hole 4.

[0040] 在以上实施例中,在不增加胫骨外固定板条I的厚度的情况下,使变向通孔4的内圆弧面偏向其外端口,并将变向螺孔体5设计为半球形,变向螺孔体5的弧形侧壁在胫骨外固定装置的外侧与变向通孔4的内圆弧面滑动配合,也可实现变向螺孔体5的变向功能,使与之连接的螺钉具有多个可选的固定连接方向。 In the case [0040] In the above embodiment, without increasing the thickness of the tibial external mounting strip I of the redirecting through hole toward its outer arcuate surface 4 of the port and redirecting screw 5 is designed to hemispherical, arcuate sidewall variant thereof to the screw hole 5 sliding fit within the outer arcuate surface and the through-hole becomes tibial external fixation device 4, may also be implemented to the functional variant redirecting screw body 5, so that the screw has connected thereto a plurality of selectable fixed connecting direction.

[0041]如图1所示,根据本发明的一种实施例,所述胫骨固定板条I上的变向通孔4之间设置有克式针孔。 [0041] As shown in FIG 1, according to one embodiment of the present invention, the tibial bone is provided between the mounting strip becomes the through hole I g of formula 4 with a pinhole.

[0042]如图1所示,根据本发明的一种实施例,所述胫骨固定板条I上的变向通孔4之间设置有加压螺孔。 [0042] 1, according to one embodiment of the present invention, said shank disposed between the through-hole 4 becomes the bone screw mounting strip I pressurized.

[0043] 在以上实施例中,在本发明的胫骨固定板条I上的变向通孔4之间设置有克式针孔和加压螺孔,可以使医生在对骨折患者使用胫骨外固定装置的同时不影响其使用克氏针或加压螺钉对骨折部位的固定,从而使患者的骨折部位更快更好的愈合。 [0043] In the above embodiment, is provided between the variable on the tibial mounting strip I of the present invention to have the through-hole 4 g of pressure and screw type pinhole, the doctor can make use of fixed tibial fracture patients outer while the device does not affect the use of screws or Kirschner wire fracture pressure, the fracture site of a patient so that better and faster healing.

[0044]如图5所示,根据本发明的一种实施例,所述胫骨固定板条I包括近端板条101和远端板条102,所述变向通孔4分布在所述近端板条101和所述远端板条102上,所述近端板条101和所述远端板条102上还分布有多个定位孔103,所述近端板条101与所述远端板条102通过所述定位孔103及与所述定位孔103相匹配的连接件固定连接。 [0044] As shown in FIG. 5, according to one embodiment of the present invention, the tibial fixation strip I slats 101 includes a proximal end and a distal strip 102, to the through-hole 4 becomes distributed in the near slats 101 and the distal end of the strip 102, 101 and the proximal end of the distal slat strip 102 has a plurality of positioning holes 103 distributed further, and the proximal end of the distal slat 101 end of the strip 102 by the positioning hole 103 and fixedly connected with the positioning holes connecting member 103 matches.

[0045] 在以上实施例中,由于人体胫骨长度因人而异,固定尺寸规格的胫骨固定板条并不能适合所有人,因此,有必要将胫骨固定板条I分为近端板条101和远端板条102,近端板条101和远端板条102上都分布有多个定位孔103,近端板条101和远端板条102的连接端部交叠后通过定位孔103和与之匹配的连接件固定连接,这样就可以根据胫骨固定板条I的近端板条101和远端板条102之间的交叠部位的长度来对胫骨固定板条I进行长度上的调节。 [0045] In the above embodiment, since the human tibia length varies, fixed sizes of tibial fixation strip and not for everyone, and therefore, it is necessary to strip the tibial fixation I and into the proximal end of the slat 101 strip 102 distal end, the proximal and distal strips 101 102 are distributed with a plurality of strip positioning holes 103, a proximal end portion connected to the slats and the distal end 101 of the strip 102 by the positioning hole 103 overlaps and matching connecting member is fixedly connected, so that the slats can be overlapped portion between the strip 101 and the distal end of the proximal tibia 102 in accordance with the length of the mounting strip I by adjusting the length of the tibial fixation strip I .

[0046]如图6所示,根据本发明的一种实施例,所述近端板条101的端面上设置有插槽,所述远端板条102的一端伸入所述插槽中并与所述插槽滑动配合。 [0046] As shown in FIG 6, according to one embodiment of the present invention, the proximal end face of the slats is provided with a slot 101, the distal end 102 of the strip and extending into said slot cooperating with the sliding slot.

[0047] 在以上实施例中,为了使胫骨固定板条的长度容易调节和方便固定,也可以通过设置在近端板条101上设置插槽,使远端板条102的连接端插入近端板条101上的插槽中,并与之滑动配合,需要将胫骨固定板条I调节到一定的长度时,先调整远端板条102在近端板条101上的插槽中的滑动位置,然后再使用固定连接件配合固定孔进行固定连接,两种连接方式均能实现本发明的胫骨外固定装置的纵向长度的调节,实现了对于不同腿长的患者的有效固定。 [0047] In the above embodiment, in order to make the length of the tibial fixation convenient and easy to adjust the slats fixed, may be provided by a slot 101 provided on the proximal end of the slat, the slat connected to the distal end proximal end 102 of the insert time slot on the slats 101, and a sliding fit therewith, the need for tibial fixation strip I is adjusted to a certain length, the distal end of the first strip 102 to adjust the position of the slide slot on the proximal end of the slat 101 then fixed with fixing holes connecting member is fixedly connected to two connections can achieve adjustment of the longitudinal length of the tibial external fixation device according to the present invention, to achieve an effective fixing of the legs of different patients.

[0048]虽然,本说明书中已经用一般性说明及具体实施方案对本发明作了详尽的描述,但在本发明基础上,可以对之作一些修改或改进,这对本领域技术人员而言是显而易见的。 [0048] Although this specification has been described generally and with specific embodiments of the present invention were described in detail, but the present invention is based on, it can make some modifications or improvements, it is apparent to those skilled in the art of. 因此,在不偏离本发明精神的基础上所做的这些修改或改进,均属于本发明要求保护的范围。 Accordingly, such modifications without departing from the spirit of the present invention is based on the improvement made or, belong to the scope of the invention as claimed.

Claims (9)

1.一种胫骨外固定装置,其特征在于,包括: 胫骨固定板条(I),所述胫骨固定板条纵向设置,所述胫骨固定板条的内侧面与人的小腿外侧上对应胫骨的部位纵向贴合;所述胫骨固定板条的近端设置有第一横贴板⑵,所述第一横贴板(2)与人体的小腿外侧上对应胫骨的近端部位横向贴合;所述胫骨固定板条的远端设置有第二横贴板⑶,所述第二横贴板⑶与人的小腿外侧上靠近胫骨远端的部位横向贴合;所述胫骨固定板条(I)、第一横贴板(2)和第二横贴板(3)上设置有多个变向通孔⑷,所述变向通孔⑷的内侧壁上设置有内圆弧面; 多个变向螺孔体(5),所述变向螺孔体(5)上设置有螺纹通孔,所述变向螺孔体(5)的外侧壁上设置有外圆弧面,所述变向螺孔体(5)装配在所述变向通孔(4)中,所述变向螺孔体(5)的外圆弧面与所述变向通孔(4)的内圆弧面滑动配合; 螺钉,所述螺 A tibial external fixation device, characterized by comprising: a tibial fixation strip (the I), the tibial fixation strip longitudinally disposed, the inner side surface of the tibia bone fixation strip and corresponding to the person's lower leg tibia longitudinal bonding portions; proximal end of the tibia is provided with a mounting strip attached to a first lateral plate ⑵, the first cross-paste board (2) on the outside of the body and the leg portion corresponding to the proximal tibia laterally bonded; the said distal tibial fixation strip provided with a second transverse plate affixed ⑶, the second cross affixed near the distal end of the lateral tibial portion bonded to the outer panel ⑶ human lower leg; the tibial fixation strip (I) , affixed to the first lateral plate (2) and attached to the second lateral plate (3) is provided with a plurality of upper through holes ⑷ redirecting, the inner wall is provided with a variable inwardly arcuate surface of the through hole ⑷; a number of variations the screw member (5), the direction changing holes (5) provided with a threaded through hole, the outer wall of the direction changing holes (5) provided with an outer arcuate surface, said redirecting an outer arcuate surface of the screw body (5) fitted in the through-hole of the variant (4), the change to the screw hole (5) of the slide into the arcuate surface becomes the through hole (4) fitting; screw, the screw 上设置有前端螺纹端、光杆段和尾端螺纹段,所述尾端螺纹端与所述变向螺孔体(5)上的螺纹通孔相配合,所述螺钉的尾端螺纹段的端面上设置有扭槽。 Provided with a distal threaded end, and a trailing section rod threaded section, the threaded end and the trailing end redirecting threaded through hole (5) cooperating screw member, the end face of the trailing end of the screw thread segments provided with a twisted groove.
2.根据权利要求1所述的胫骨外固定架,其特征在于,所述内圆弧面设置在所述变向通孔⑷的内侧壁的中部,所述变向螺孔体⑶为鼓桶形,所述变向螺孔体⑶装配在所述变向通孔⑷内。 2. The tibial said external fixator according to claim 1, wherein said inner arcuate surface disposed in the middle of the inner side wall of the through hole becomes ⑷, said variant thereof to the screw hole of the drum ⑶ shaped to the variant thereof ⑶ screw fitted within the through hole redirecting ⑷.
3.根据权利要求2所述的胫骨外固定架,其特征在于,所述变向通孔(4)的边沿的设置有锁定螺孔(6),所述锁定螺孔(6)通向所述变向通孔⑷的内侧。 3. The leads of the external fixation of tibial according to claim 2, wherein said through hole becomes the rim (4) is provided with a locking screw (6), said locking screw (6) redirecting said inner side of the through hole ⑷.
4.根据权利要求3所述的胫骨外固定架,其特征在于,所述胫骨固定板条(I)、所述第一横贴板⑵和所述第二横贴板⑶上设置有多个凸台⑵,所述变向通孔⑷的外端口设置在所述凸台⑵上,所述锁定螺孔(6)设置在所述凸台⑵的侧壁上。 The upper plate is provided with a plurality of ⑶ tibial according to claim 3, wherein said external fixation, characterized in that the tibial mounting strip (the I), attached to the first cross plate and the second cross paste ⑵ boss ⑵, said variable outer port to the through hole provided in said ⑷ boss ⑵, the locking screw (6) disposed on a side wall of said boss ⑵.
5.根据权利要求1所述的胫骨外固定架,其特征在于,所述内圆弧面偏向所述变向通孔(4)的外端口,所述变向螺孔体(5)为半圆形,所述变向螺孔体(5)装配在所述变向通孔(4)的外端口上。 The tibial said external fixator according to claim 1, wherein said inner arcuate surface toward the direction changing outer port holes (4), said redirecting screw (5) is half circular, the direction changing holes (5) is fitted on an outer port redirecting said through hole (4).
6.根据权利要求1所述的胫骨外固定架,其特征在于,所述胫骨固定板条(I)上的变向通孔⑷之间设置有克式针孔。 6. tibial said external fixator according to claim 1, wherein said shank is provided on the variation between the bone fixation strip (I) have the through-hole ⑷ g pinhole type.
7.根据权利要求1所述的胫骨外固定架,其特征在于,所述胫骨固定板条(I)上的变向通孔⑷之间设置有加压螺孔。 7. The tibial said external fixator according to claim 1, wherein said shank is provided on the variation between the bone fixation strip (I) to a pressurized screw through hole ⑷.
8.根据权利要求1至7中任一项所述的胫骨外固定架,其特征在于,所述胫骨固定板条(I)包括近端板条(101)和远端板条(102),所述变向通孔(4)分布在所述近端板条(101)和所述远端板条(102)上,所述近端板条(101)和所述远端板条(102)上还分布有多个定位孔(103),所述近端板条(101)与所述远端板条(102)通过所述定位孔(103)及与所述定位孔(103)相匹配的连接件固定连接。 According to claim 17 outside the tibia to any one of the holder, characterized in that the tibial mounting strip (I) includes a proximal end slats (101) and a distal end strip (102), redirecting the distribution through-holes (4) on the proximal end of the strip (101) and said distal end strip (102), said proximal end slats (101) and said distal end strip (102 a) positioning a plurality of further distribution holes (103), said proximal end slats (101) and the distal end of the strip (102) through said positioning holes (103) and said positioning hole (103) with matching connecting member is fixedly connected.
9.根据权利要求8所述的胫骨外固定架,其特征在于,所述近端板条(101)的端面上设置有插槽,所述远端板条(102)的一端伸入所述插槽中并与所述插槽滑动配合。 According to claim 8, said tibial outer holder, wherein the proximal end face of the slats is provided with slots (101), the distal end of the strip (102) extending into said the slot and engaged with the sliding slot.
CN201611159886.XA 2016-12-15 2016-12-15 A kind of shin bone external fixer CN106580411B (en)

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* Cited by examiner, † Cited by third party
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US5827286A (en) * 1997-02-14 1998-10-27 Incavo; Stephen J. Incrementally adjustable tibial osteotomy fixation device and method
CN2815291Y (en) * 2005-08-31 2006-09-13 陈�光 Universal self-locking internal-fixing stent
CN201098192Y (en) * 2007-11-07 2008-08-13 鹏 张 Steel plate for department of orthopaedics
CN201200468Y (en) * 2008-04-01 2009-03-04 孙友良 T type hook-shaped nail-plate on inner side of lower part of shankbone
CN201219920Y (en) * 2008-06-12 2009-04-15 敏 张 Bone plate for back side of lower part of shankbone
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CN206761751U (en) * 2016-12-15 2017-12-19 中国人民解放军第四军医大学 Shin bone external fixation

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