CN106344109A - Location guider for articular cartilage injury repair surgery - Google Patents

Location guider for articular cartilage injury repair surgery Download PDF

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Publication number
CN106344109A
CN106344109A CN201610832451.0A CN201610832451A CN106344109A CN 106344109 A CN106344109 A CN 106344109A CN 201610832451 A CN201610832451 A CN 201610832451A CN 106344109 A CN106344109 A CN 106344109A
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CN
China
Prior art keywords
rod
location
positioned
positioning
head
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Application number
CN201610832451.0A
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Chinese (zh)
Inventor
敖英芳
刘振龙
裴旭
胡晓青
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北京大学第三医院
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Application filed by 北京大学第三医院 filed Critical 北京大学第三医院
Priority to CN201610832451.0A priority Critical patent/CN106344109A/en
Publication of CN106344109A publication Critical patent/CN106344109A/en

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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/16Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
    • A61B17/17Guides or aligning means for drills, mills, pins or wires
    • A61B17/1739Guides or aligning means for drills, mills, pins or wires specially adapted for particular parts of the body
    • 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 relates to a location guider for articular cartilage injury repair surgery. The location guider comprises an intra-articular location rod, a handle, a sliding chute, an adjustable rod and a hollow location rod, wherein an intra-articular location head is arranged at one end of the intra-articular location rod, the other end of the intra-articular location rod is connected with the sliding chute through the handle, and the sliding chute is an arc sliding chute with the circle center located at the intra-articular location head; the adjustable rod comprises an arc rod in sliding fit with the arc sliding chute and a connection part arranged at one end of the arc rod, the adjustable rod is connected with the hollow location rod through the connection part, and the tail end of the hollow location rod points to the intra-articular location head. The location guider can quickly and accurately locate a bone tunnel position, is particularly applicable to patella cartilage repair, can obviously improve the surgical efficiency, shorten the surgical time and reduce patient surgical risk and provides mechanical support for cartilage transplantation repair surgery.

Description

一种关节软骨损伤修复术的定位导向器 One kind of repair of articular cartilage damage positioning guide

技术领域 FIELD

[0001]本发明涉及一种关节软骨损伤修复术的定位导向器,属于医疗器械领域。 [0001] The present invention relates to an articular cartilage repair positioning guides, belonging to the surgical field.

背景技术 Background technique

[0002]人体的关节软骨因缺乏血液供应、神经支配及淋巴回流,软骨细胞只占关节软骨体积的1_5%,软骨细胞分裂增殖能力低下等原因,致使软骨损伤的自我修复能力较差。 [0002] Human articular cartilage due to lack of blood supply, innervation and lymphatic drainage is poor, only 1_5% chondrocytes of articular cartilage volume, cartilage cell proliferation ability is low, that lead to cartilage damage ability to repair itself. 关节软骨损伤后,若不能及时有效地治疗,可能会进一步发展成骨性关节炎,给患者和社会带来沉重的负担。 Articular cartilage damage, if not timely and effective treatment, could further develop osteoarthritis, to patients and society a heavy burden.

[0003]目前关节软骨损伤仍缺乏较有效的治疗方法,现有的疗法包括保守治疗及手术治疗,手术治疗包括微骨折术及移植修复,微骨折术因为操作简单,目前临床应用较广泛,但其远期效果并不理想且不适用于大面积软骨损伤。 [0003] Currently articular cartilage injury is still a lack of a more effective treatment, existing therapies include conservative treatment and surgical treatment, surgical treatment, including microfracture surgery and transplantation for the repair, microfracture surgery because the operation is simple, the current clinical application of more extensive, its long-term effect is not satisfactory and does not apply to large areas of cartilage damage. 移植修复为软骨损伤的修复带来了新的希望,目前移植物包括许多种,可用于临床的包括软骨诱导再生膜、脱钙骨支架、纤维蛋白胶支架等。 Grafts brought new hope for the repair of cartilage damage, including many types of grafts currently available for inducing clinical including cartilage regeneration membrane, demineralized bone scaffold, scaffold fibrin glue and the like. 关节镜下进行移植修复术及组织工程修复术具有创伤小、恢复快的优点。 Arthroscopic repair and transplant tissue engineering repair with less trauma, quick recovery. 移植物的固定方式有多种,其中,定位打骨道,之后用钉子固定或骨桥固定是最牢靠的方式之一。 There are a variety of fixation of the graft, wherein the bone tunnel is positioned to play, after the fixing with nails or bone fixation bridge is one of the most reliable ways. 但是由于关节内结构较复杂,打骨道时定位存在较大困难,并且目前临床上缺乏专用的软骨修复骨道定位系统,严重影响手术操作的进程,延长手术时间,增加了患者的手术风险。 However, due to intra-articular structure is more complex, there is a big difficulty locating fight bone tunnel, and the current lack of specialized cartilage repair bone tunnel Positioning System Clinically, seriously affect the process of surgical procedures, prolonged operative time, increased surgical risk patients.

发明内容 SUMMARY

[0004]针对上述问题,本发明的目的是提供一种关节软骨损伤修复术的定位导向器。 [0004] In view of the above problems, an object of the present invention is to provide an articular cartilage repair positioning guide.

[0005]为实现上述目的,本发明采用以下技术方案:一种关节软骨损伤修复术的定位导向器,其特征在于:包括关节内定位杆、把手、滑槽、可调节杆和空心定位杆;所述关节内定位杆的一端设置有关节内定位头,所述关节内定位杆的另一端通过所述把手连接所述滑槽,所述滑槽采用弧形滑槽,所述弧形滑槽的圆心落在所述关节内定位头上;所述可调节杆包括与所述弧形滑槽滑动配合的弧形杆和设置在所述弧形杆的一端的连接部件,所述可调节杆通过所述连接部件与所述空心定位杆连接,所述空心定位杆的末端指向所述关节内定位头。 [0005] To achieve the above object, the present invention employs the following technical solutions: A articular cartilage repair positioning guide, which is characterized in that: a positioning rod intraarticular, knob, slide, adjustable rods and hollow positioning rod; One end of the positioning rod is provided within the joint in the section relating to the positioning head, the other end of said articulated rod is positioned through the handle connected to the chute, the chute with curved chute, said arc chute falls in the center of the head is positioned within the joint; the adjustable connector includes a lever member and said arc chute and slidably engaged curved bar provided at one end of the arcuate rod, the adjustable rod jumper connected by the connecting member and the hollow, the hollow rod is positioned within the end points of the joint head positioning.

[0006]在所述滑槽上设置有第一螺钉孔,在所述第一螺钉孔上安装有第一锁紧螺钉。 [0006] with a first screw hole is provided in the chute, a first locking screw mounted on the first screw hole.

[0007]所述连接部件为带有通孔的连接块;所述空心定位杆穿过所述连接块的所述通孔;在所述连接块的一侧设置有与所述通孔相通的第二螺钉孔,在所述第二螺钉孔上安装有第二锁紧螺钉。 [0007] The connecting member is a connecting piece having a through hole; positioning the hollow rod passes through the through hole of the connecting block; side of the connecting block is provided with a through hole communicating with the a second screw hole in the second screw hole is mounted a second locking screw.

[0008]所述关节内定位头为表面圆钝的探头。 [0008] The inner surface of the joint head is positioned blunt probe.

[0009]在所述空心定位杆背离所述关节内定位头的一端设置有圆帽形的头部,在所述头部上设置有中心孔,所述中心孔与所述空心定位杆的内腔相通。 [0009] positioned in the hollow rod facing away from said one end is positioned within the joint head is provided with a dome shaped head, provided with a central hole in the head portion, within the central bore of the hollow rod positioned cavity connected.

[0010]所述把手面向所述关节内定位杆的一侧设置有四个半圆孔结构。 [0010] provided on the side facing the handle rod positioned within said joint has four semi-circular configuration.

[0011]本发明由于采取以上技术方案,其具有以下优点:本发明可以快速精确定位骨道位置,尤其适用于髌骨软骨修复,可以明显提高手术效率,缩短手术时间,降低患者手术风险,为软骨移植修复术提供器械支持。 [0011] Since the present invention take the foregoing technical solutions, which have the following advantages: the present invention can be quickly and accurately locating a bone track position, especially for the patella cartilage repair, can significantly improve the operation efficiency and shorten the operation time, reducing the surgical risk patients, cartilage graft prosthesis to provide equipment support.

附图说明 BRIEF DESCRIPTION

[0012]图1是本发明的立体结构示意图; [0012] FIG. 1 is a schematic perspective view of the structure of the present invention;

[0013]图2是本发明的主视结构示意图; [0013] FIG. 2 is a front view showing the structure of the present invention;

[0014]图3是本发明的俯视结构示意图; [0014] FIG. 3 is a schematic plan view of the structure of the present invention;

[0015]图4是本发明的左视结构示意图。 [0015] FIG. 4 is a left side view showing the structure of the present invention.

具体实施方式 Detailed ways

[0016]下面结合附图和实施例对本发明进行详细的描述。 Drawings and embodiments of the present invention will be described in detail [0016] below in conjunction.

[0017]如图1〜4所示,本发明提出了一种关节软骨损伤修复术的定位导向器,包括关节内定位杆1、把手2、滑槽3、可调节杆4和空心定位杆5。 [0017] FIG 1 ~ 4, the present invention provides a method of repair of articular cartilage injury alignment guide comprising a rod positioned within the joint, the handle 2, the chute 3, 4 and the hollow rod may be adjusted positioning lever 5 . 其中,关节内定位杆I的一端设置有关节内定位头6,关节内定位杆I的另一端通过把手2连接滑槽3,滑槽3采用弧形滑槽,其圆心落在关节内定位头6上。 Wherein the inner end of the positioning rod joint provided within the relevant section I positioned head 6, the other end of the positioning lever by the handle I into a joint connector 2 chute 3, 3 using an arc chute chute its center falls within the joint head positioning 6. 可调节杆4包括与弧形滑槽滑动配合的弧形杆4-1和设置在弧形杆4-1的一端的连接部件4-2,可调节杆4通过连接部件4-2与空心定位杆5连接,空心定位杆5的末端指向关节内定位头6。 Adjustable rods 4 comprises an arcuate rod slidably engaged with the curved chute 4-1 and the connecting member disposed at one end of the arcuate lever 4-1 4-2, through the connecting rod 4 can be adjusted to the hollow member positioned 4-2 connecting rod 5, the positioning of the hollow rod end 5 directed head 6 is positioned within the joint.

[0018]进一步地,在滑槽3上设置有螺钉孔,在螺钉孔上安装有锁紧螺钉7,用于将弧形杆4-1锁定在滑槽3中的任意位置。 [0018] Further, on the chute 3 is provided with a screw hole, a locking screw 7 mounted on the screw holes for curved bar 3 4-1 locked in any position the chute.

[0019]进一步地,连接部件4-2为带有通孔的连接块,空心定位杆5穿过连接块的通孔;在连接块的一侧设置有与通孔相通的螺钉孔,在螺钉孔上安装有锁紧螺钉8,用于将空心定位杆5锁定在通孔中的任意位置。 [0019] Further, the connecting member is a connecting block 4-2 with a hole, a hollow rod is positioned through the through-hole 5 of the connector block; is provided with a screw hole communicating with the through hole in the side of the connecting block, the screw a locking screw mounting hole 8 for positioning the hollow rod 5 is locked in the through hole anywhere.

[0020]进一步地,关节内定位头6为表面圆钝的探头,其作用是精确定位缺损需要钻骨道的位置,圆钝的探头有助于术者在利用关节内定位杆I对软骨缺损处进行探查时避免医源性软骨损伤。 [0020] Further, the head 6 is positioned within the joint surface of the probe is blunt, its role is to pinpoint defect requires bone tunnel drilling position, blunt probe helps the surgeon in use of articular cartilage defects jumper I to avoid iatrogenic cartilage damage at the time of probed.

[0021]进一步地,在空心定位杆5背离关节内定位头6的一端设置有圆帽形的头部9,在头部9上设置有中心孔,中心孔与空心定位杆5的内腔相通。 [0021] Further, positioned within the hollow rod is positioned away from the joint 5 is provided with an end head 6 of the dome-shaped head 9, provided with a central hole in the head 9, with the center hole of the hollow rod positioning cavity 5 communicates .

[0022]进一步地,把手2面向关节内定位杆I的一侧设置有四个半圆孔结构,当医生手握把手2时,术者除拇指外的四根手指可以置于四个半圆孔结构处,使术者能够更加牢靠地握住本发明,从而提高后续钻骨道操作的稳固性。 [0022] Further, the handle 2 side of the four semi-circular configuration for the positioning rod is provided with I intraarticular, when the doctor holding the handle 2, the surgeon four fingers except the thumb may be placed four semi-circular aperture structure at the present invention the surgeon can more securely hold, thereby improving the stability of operation of the subsequent drilling of the bone channel.

[0023]本发明的使用方法如下: [0023] using the method of the present invention is as follows:

[0024] I)术者手持把手2将关节内定位杆I送至关节缺损处进行探查; [0024] I) the surgeon holding the handle 2 is positioned within the articular joint defects to the I bar probed;

[0025] 2)反复调节可调节杆4在滑槽3上的位置,使探头6与空心定位杆5构成的连线与软骨损伤面垂直,之后将可调节杆4相对于滑槽3的位置锁定; [0025] 2) iteratively adjusting the chute position 4 on the rod 3 may be adjusted, the probe 6 of the hollow connecting rod positioned perpendicular to the surface 5 and cartilage damage configuration, after the position of the rod 4 can be adjusted relative to the chute 3 locking;

[0026] 3)待确定好钻骨道的角度和位置后,将关节内定位头6置于软骨的背面作为定位点,同时调节空心定位杆5相对于连接部件4-2的位置,使空心定位杆5的末端靠近软骨待钻孔的位置; After [0026] 3) is determined to be good and the position of the drill angle of the bone tunnel, the positioning of the back of the head 6 is placed within the joint cartilage as anchor points while adjusting the hollow rod 5 is positioned relative to the connection member 4-2, the hollow 5 is positioned near the end of the cartilage rod to be drilled location;

[0027] 4)利用电钻钻头穿过空心定位杆5进行钻骨道。 [0027] 4) through the hollow rod 5 is positioned using the drill bit drilling the tibial tunnel.

[0028]上述各实施例仅用于说明本发明,其中各部件的结构、连接方式等都是可以有所变化的,凡是在本发明技术方案的基础上进行的等同变换和改进,均不应排除在本发明的保护范围之外。 [0028] The above-described embodiments are merely illustrative of the invention, wherein the structure of each member are all connections may be varied, and all equivalent conversion performed on the basis of the technical solution of the present invention and modifications, should not excluded from the scope of the present invention.

Claims (6)

1.一种关节软骨损伤修复术的定位导向器,其特征在于:包括关节内定位杆、把手、滑槽、可调节杆和空心定位杆;所述关节内定位杆的一端设置有关节内定位头,所述关节内定位杆的另一端通过所述把手连接所述滑槽,所述滑槽采用弧形滑槽,所述弧形滑槽的圆心落在所述关节内定位头上;所述可调节杆包括与所述弧形滑槽滑动配合的弧形杆和设置在所述弧形杆的一端的连接部件,所述可调节杆通过所述连接部件与所述空心定位杆连接,所述空心定位杆的末端指向所述关节内定位头。 An articular cartilage repair positioning guide, which is characterized in that: a positioning rod intraarticular, knob, slide, adjustable rods and hollow positioning rod; provided at one end positioned within the relevant section of the joint of the positioning rod the other end, said inner rod by positioning said joint connecting the handle chute, the chute with curved chute, said arc chute falls within the center of the joint head is positioned; the said adjustable rods comprise a sliding fit with the arc chute and arc-shaped rod member provided at one end of the connecting rod is curved, the adjustable member and the rod of the connecting rod is connected through the hollow positioning, the end point of the hollow rod positioned within said joint head positioning.
2.如权利要求1所述的一种关节软骨损伤修复术的定位导向器,其特征在于:在所述滑槽上设置有第一螺钉孔,在所述第一螺钉孔上安装有第一锁紧螺钉。 2. An articular cartilage repair the damage location of a guide as claimed in claim, wherein: a first screw hole is provided in the chute, a first mounted on the first screw hole locking screw.
3.如权利要求1或2所述的一种关节软骨损伤修复术的定位导向器,其特征在于:所述连接部件为带有通孔的连接块;所述空心定位杆穿过所述连接块的所述通孔;在所述连接块的一侧设置有与所述通孔相通的第二螺钉孔,在所述第二螺钉孔上安装有第二锁紧螺钉。 3. An articular cartilage repair of damaged or claim 12 alignment guide as claimed in claim, wherein: said connecting member is a connecting piece having a through hole; positioning the hollow rod passes through said connector block the through hole; on one side of the connecting block is provided with a second screw hole communicating with the through hole, a second locking screw is mounted on the second screw hole.
4.如权利要求1或2所述的一种关节软骨损伤修复术的定位导向器,其特征在于:所述关节内定位头为表面圆钝的探头。 4. An articular cartilage repair of damaged or claim 12 alignment guide as claimed in claim, characterized in that: said head is positioned within the articular surface of the blunt probe.
5.如权利要求1或2所述的一种关节软骨损伤修复术的定位导向器,其特征在于:在所述空心定位杆背离所述关节内定位头的一端设置有圆帽形的头部,在所述头部上设置有中心孔,所述中心孔与所述空心定位杆的内腔相通。 5. An articular cartilage repair of damaged or claim 12 alignment guide as claimed in claim, wherein: one end positioned within the joint head is provided with a dome shaped head in said hollow rod is positioned away from the , provided with a central hole in the head with the lumen of the central bore of the hollow rod is positioned in communication.
6.如权利要求1或2所述的一种关节软骨损伤修复术的定位导向器,其特征在于:所述把手面向所述关节内定位杆的一侧设置有四个半圆孔结构。 6. An articular cartilage repair of damaged or claim 12 alignment guide as claimed in claim, wherein: said handle lever is positioned facing the inner side of the joint structure provided with four semi-circular aperture.
CN201610832451.0A 2016-09-19 2016-09-19 Location guider for articular cartilage injury repair surgery CN106344109A (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120253352A1 (en) * 2010-12-02 2012-10-04 Graham Smith Reconstructive joint tunnel drilling locator
CN102949216A (en) * 2011-08-24 2013-03-06 德普伊米特克公司 Cross pinning guide devices and methods
US20130282016A1 (en) * 2006-10-30 2013-10-24 Depuy Mitek, Llc Methods and devices for ligament repair
CN103476350A (en) * 2011-01-28 2013-12-25 史密夫和内修有限公司 Surgical aiming device
CN105455872A (en) * 2014-09-30 2016-04-06 美多斯国际有限公司 Surgical Guide for Use in Ligament Repair Procedures
CN206463037U (en) * 2016-09-19 2017-09-05 北京大学第三医院 Positioning guide of articular cartilage damage repair art

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130282016A1 (en) * 2006-10-30 2013-10-24 Depuy Mitek, Llc Methods and devices for ligament repair
US20120253352A1 (en) * 2010-12-02 2012-10-04 Graham Smith Reconstructive joint tunnel drilling locator
CN103476350A (en) * 2011-01-28 2013-12-25 史密夫和内修有限公司 Surgical aiming device
CN102949216A (en) * 2011-08-24 2013-03-06 德普伊米特克公司 Cross pinning guide devices and methods
CN105455872A (en) * 2014-09-30 2016-04-06 美多斯国际有限公司 Surgical Guide for Use in Ligament Repair Procedures
CN206463037U (en) * 2016-09-19 2017-09-05 北京大学第三医院 Positioning guide of articular cartilage damage repair art

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