WO2022252625A1 - Plaque de réparation périarticulaire et système de réparation périarticulaire - Google Patents

Plaque de réparation périarticulaire et système de réparation périarticulaire Download PDF

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Publication number
WO2022252625A1
WO2022252625A1 PCT/CN2022/071741 CN2022071741W WO2022252625A1 WO 2022252625 A1 WO2022252625 A1 WO 2022252625A1 CN 2022071741 W CN2022071741 W CN 2022071741W WO 2022252625 A1 WO2022252625 A1 WO 2022252625A1
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WO
WIPO (PCT)
Prior art keywords
periarticular
repair plate
repair
joint
locking
Prior art date
Application number
PCT/CN2022/071741
Other languages
English (en)
Chinese (zh)
Inventor
王建华
范明
马康玲
董明明
Original Assignee
上海凯利泰医疗科技股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN202110606068.4A external-priority patent/CN113143433A/zh
Priority claimed from CN202121200444.1U external-priority patent/CN214805277U/zh
Application filed by 上海凯利泰医疗科技股份有限公司 filed Critical 上海凯利泰医疗科技股份有限公司
Publication of WO2022252625A1 publication Critical patent/WO2022252625A1/fr

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58—Surgical 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
    • A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58—Surgical 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
    • A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/84—Fasteners therefor or fasteners being internal fixation devices
    • A61B17/86—Pins or screws or threaded wires; nuts therefor

Definitions

  • the invention relates to the technical field of medical device design, in particular to a periarticular repair plate.
  • the periarticular structure of the human body refers to bone joints and their surrounding tissues, including: bone tissue, tendons, joint capsules, ligaments, etc.
  • Periarticular soft tissue injuries are often accompanied by fractures of small bone fragments around the joints.
  • the repair of such soft tissue and bone injuries is currently a technical problem in the field of orthopedics.
  • the methods and concepts of soft tissue repair and fracture repair are completely different, and the instruments and implants used in the operation are also quite different. Fracture repair surgery is usually based on the internal fixation of the locking nail-plate system, while soft tissue repair usually uses products such as anchors with wires for suture repair.
  • the repair method with threaded anchors will show shortcomings such as small tissue fixation area, weak suture fixation force and low pull-out resistance strength, resulting in repair failure and poor postoperative effect; among them, locking
  • the nail-plate system is the most secure for fracture fixation, and it is the best fixation method for comminuted periarticular avulsion fractures with large displacement.
  • Early functional exercise can be performed after surgery to achieve the ideal curative effect, but the following defects still exist:
  • the bone plate body structure of the existing nail-plate system on the market is a fixed anatomical shape, and the overall thickness is consistent. During the operation, anatomical shaping and quick shearing cannot be performed according to individual patient differences.
  • the present invention provides a periarticular repair plate for repairing periarticular joints with bone screws and sutures and/or artificial ligaments, which is characterized in that it includes multiple locking parts and is arranged on The connecting parts between the adjacent locking parts, the locking parts and the connecting parts are sequentially connected in a row to form an elongated periarticular repair plate;
  • the locking part is provided with a locking hole matched with the bone screw, and the periarticular repair plate is fixed to the periarticular joint through the bone screw;
  • the connecting part is provided with a fixing hole that cooperates with the suture and/or artificial ligament; on the side of the connecting part facing the periarticular joint, at least one side of the periarticular repair plate is laterally away from the surrounding joint. One side of the joint is deviated, so that there is a gap between the connecting part and the surrounding joint, and the suture and/or artificial ligament pass through the gap into the fixing hole.
  • the periarticular repair plate is generally in an arc shape that fits the periarticular joint.
  • the side of the connecting portion facing the periarticular joint is in the shape of an arc that is concave toward the side away from the periarticular joint.
  • At least one end of the connecting portion in the width direction of the periarticular repair plate is upwardly tilted toward a side away from the periarticular joint.
  • both ends of the connecting portion in the width direction of the periarticular repair plate are set upward toward a side away from the periarticular joint.
  • the connecting portion is generally arc-shaped.
  • the connecting portion has a thickness smaller than that of the locking portion.
  • arc-shaped grooves are provided at both ends of the periarticular repair plate in the width direction at the joint between the connecting portion and the locking portion.
  • the locking hole is a threaded hole
  • the fixing hole is a smooth hole
  • the axes of the locking hole and the fixing hole are both perpendicular to the periarticular repair plate.
  • the fixing holes are circular, drop-shaped or oval.
  • At least one side is provided with a plurality of flanks along its length direction for positioning and fixing sutures and/or artificial ligaments.
  • the side wings include a connection end connected to the periarticular repair plate, a free end fitted with sutures and/or artificial ligaments, and the width of the free end is greater than the width of the connection end.
  • the free end is in the shape of a drop or a tadpole or a hook.
  • the free end is upturned to a side away from the periarticular joint.
  • wire slots are provided on the side of the flank facing the periarticular joint.
  • the wings are provided on the connecting portion.
  • each edge of the periarticular repair plate is rounded.
  • the present invention also provides a periarticular repair system, comprising bone screws, sutures and/or artificial ligaments and a periarticular repair plate, wherein the periarticular repair plate adopts the periarticular repair plate as described above; the bone screw
  • the periarticular repair plate is fixed on the periarticular bone through the locking nail hole, and the suture and/or artificial ligament sutures the periarticular soft tissue and is fixed through the fixing hole.
  • the periarticular repair system further includes a guide member, a guide hole is provided on the guide member, and it is connected in the locking hole for guiding the punching device to punch a hole in the bone.
  • the present invention has the following advantages and positive effects due to the adoption of the above technical solutions:
  • the periarticular repair plate provided by the present invention is fixed to the periarticular bone through the cooperation of bone screws and locking holes, then the soft tissues around the periarticular joint are sutured by sutures and/or artificial ligaments, and finally the sutures and/or artificial The ligament is perforated in the fixation hole to achieve positioning and fixation.
  • This solution can not only effectively suture the torn soft tissue, but also effectively fix and repair the fracture caused by the torn soft tissue through the periarticular repair plate, so that the repair of both Organically combined to obtain better surgical results.
  • the present invention also designs the side of the connecting portion facing the periarticular joint to at least partially deviate from the periarticular joint to form a gap for the suture and/or artificial ligament to pass through, thereby solving the problem of suture and/or artificial ligament in the prior art.
  • the problem of inconvenient thread passing makes it more convenient and faster to pass and tie the suture during the clinical operation;
  • Fig. 1 is the frontal structure schematic diagram of periarticular repair plate in embodiment 1;
  • Fig. 2 is a schematic diagram of the back structure of the periarticular repair plate in Example 1;
  • Fig. 3 is the front view of periarticular repair plate in embodiment 1;
  • Fig. 4 is the top view of periarticular repair plate in embodiment 1;
  • Fig. 5 is a schematic structural view of the periarticular repair plate in Example 2.
  • Fig. 6 is the front view of the periarticular repair plate in embodiment 2;
  • Fig. 7 is the top view of periarticular repair plate in embodiment 2;
  • Figure 8 is a schematic structural view of the periarticular repair plate in Example 3.
  • Fig. 9 is the front view of the periarticular repair plate in embodiment 3.
  • Figure 10 is a top view of the periarticular repair plate in Example 3.
  • Example 11 is a schematic structural view of the periarticular repair system in Example 4.
  • Fig. 12 is a schematic structural view of the guide in Embodiment 4.
  • the present invention provides a periarticular repair plate for repairing a periarticular joint with bone screws and sutures and/or artificial ligaments;
  • the periarticular repair plate includes a plurality of locking parts 1 and a set In the connecting part 2 between adjacent locking parts 1, a plurality of locking parts 1 and connecting parts 2 are sequentially connected in a row to form a strip-shaped periarticular repair plate;
  • the locking hole 101 of the periarticular joint repair plate is fixed to the periarticular joint by bone screws;
  • the connecting part 2 is provided with a fixing hole 201 that cooperates with sutures and/or artificial ligaments; on the side of the connecting part 2 facing the periarticular joint, at least
  • the side of the periarticular repair plate in the width direction deviates from the side away from the periarticular joint, so that there is a gap between the connecting part 2 and the periarticular joint, and the suture and/or artificial ligament pass through the gap into the fixing hole 201 to realize positioning and fixed.
  • the periarticular repair plate provided by the present invention is fixed to the periarticular bone through the cooperation of bone screws and locking holes, then the soft tissues around the periarticular joint are sutured by sutures and/or artificial ligaments, and finally the sutures and/or artificial The ligament is perforated in the fixation hole to achieve positioning and fixation.
  • This solution can not only effectively suture the torn soft tissue, but also effectively fix and repair the fracture caused by the torn soft tissue through the periarticular repair plate, so that the repair of both Organically combined to obtain better surgical results.
  • the present invention also designs the side of the connecting portion facing the periarticular joint to at least partially deviate from the periarticular joint to form a gap for the suture and/or artificial ligament to pass through, thereby solving the problem of suture and/or artificial ligament in the prior art.
  • the inconvenient problem of passing the thread makes it more convenient and quicker to pass and tie the suture during the clinical operation.
  • a plurality of locking parts 1 and a plurality of connecting parts 2 are integrally formed to form an elongated periarticular repair plate.
  • the periarticular repair plate is in the shape of a long arc that fits the periarticular joint as a whole, so that the periarticular repair plate can be better fitted on the periarticular joint, ensuring the repair effect on the periarticular joint; of course, in other implementations
  • the periarticular repair plate can be in a straight line before use, and when it is to be used, the periarticular repair plate is bent into a required arc shape, which is not limited here and can be selected according to specific needs.
  • the thickness of the connecting part 2 is preferably smaller than that of the locking part 1, and the difference in thickness facilitates the anatomical plasticity and quick shearing of the periarticular repair plate at the joint, which has strong plasticity and a wide range of clinical applications.
  • the side of the connecting portion 2 facing the joint is in an arc shape concave toward the side away from the joint, thereby forming an inner concave portion 202, which constitutes a suture supply. And/or the gap through which the artificial ligament passes; specifically, the inner concave portion 202 extends along the width direction of the periarticular repair plate.
  • the thickness of the connecting part 2 is smaller than the thickness of the locking part 1 (as shown in Figure 4), so that on the one hand, it forms an opening for sutures and/or artificial ligaments to pass through.
  • it is conducive to the anatomical plasticity and quick shearing of the periarticular repair plate, which has strong plasticity and a wide range of clinical applications.
  • the scheme of forming a gap for the passage of sutures and/or artificial ligaments on the connecting part 2 is not limited to the above, and can be adjusted according to specific conditions, for example, the width of the connecting part in the periarticular repair plate The two ends in the direction are upturned to the side away from the peri-joint, etc., and there is no limitation here.
  • the outer rings of the locking part 1 and the connecting part 2 are in the shape of a circular arc, and the connection between the connecting part 2 and the locking part 1 forms an arc-shaped groove 4 at both ends of the periarticular repair plate in the width direction.
  • the setting of the shaped groove 4 is convenient for the doctor to quickly shape or quickly cut the plate during the operation, has strong plasticity, and has a wide range of clinical applications.
  • the outer ring shapes of the locking part 1 and the connecting part 2 can also be other shapes, which can be adjusted according to specific situations and are not limited here.
  • the axial directions of the locking hole 101 and the fixing hole 201 are both perpendicular to the periarticular repair plate;
  • the locking hole 101 is a threaded hole for threaded connection with the bone screw;
  • the fixing hole 201 is a light hole for sewing Threads and/or artificial ligaments are threaded and tied in the fixing holes 201 for fixing or positioning.
  • the fixing hole 201 is in the shape of a drop, which facilitates the positioning of sutures and/or artificial ligaments in the fixing hole 201; of course, in other embodiments, the shape of the fixing hole 201 is not limited to the above, It can also be circular or oval, etc., which can be selected according to specific conditions.
  • one side is provided with several lateral wings 3 along its length direction for positioning and fixing sutures and/or artificial ligaments. Tie-off and fixation of wires and/or artificial ligaments.
  • several flanks 3 can also be provided on both sides of the periarticular repair plate, which can be selected according to specific conditions, and are not limited here.
  • the flank 3 includes a connecting end connected to the connecting part 2, a free end matched with the suture and/or artificial ligament; further, the width of the free end is greater than the width of the connecting end, so that the suture and/or artificial ligament are wound or When the knot is tied on the free end, it is not easy to fall off, which improves the stability of the knotted suture and/or artificial ligament.
  • the free end of the side wing 3 (that is, the end away from the periarticular repair plate) is set up to the side away from the periarticular joint, so that the design makes it more convenient and quicker to pass and tie the suture during the clinical operation, At the same time, the stability of the connection is guaranteed.
  • the free end of the wing 3 is in the shape of a drop; of course, in other embodiments, the free end may also be in the shape of a tadpole or a hook, which is not limited here and can be selected according to specific circumstances.
  • a wire slot 301 is provided on the side of the side wing 3 facing the periarticular joint, and the wire slot 301 is extended along the length direction of the periarticular repair plate; It is more effective in preventing slippage of sutures and/or artificial ligaments during and after surgery.
  • each connecting part 2 is provided with a side wing 3
  • the side wing 3 can also be provided on the locking part 1, or only a part of the connecting part 2 or the locking part 1 can be provided with a side wing. 3. There are no restrictions here and can be adjusted according to specific circumstances.
  • each edge of the periarticular repair plate is provided with a rounded corner 5, which is specifically reflected in that the outer rings of the locking part 1, the connecting part 2, and the side wings 3 are rounded; Set to reduce damage to soft tissue.
  • This embodiment is an adjustment made on the basis of Embodiment 1.
  • connection part 2 in this embodiment has an arc shape as a whole, so that the side of the connection part 2 facing the periarticular joint is set away from the periarticular joint to form a gap for the passage of sutures and/or artificial ligaments.
  • the fixing hole on the connecting part 2 is circular, and the side wings 3 are tadpole-shaped.
  • This embodiment is an adjustment made on the basis of Embodiment 2.
  • the fixing hole on the connecting part 2 is oval; the side wings 3 are hook-shaped, so as to better catch the suture and/or artificial ligament and prevent it from falling off; and
  • the direction of the hook of the side wing 3 is to the left or the right, which is not limited here and can be selected according to specific conditions.
  • the present invention also provides a periarticular repair system, including bone screws, sutures and/or artificial ligaments and the periarticular repair plate 01 described in Examples 1-3; wherein, the bone screws wear Set in the locking nail hole, fix the periarticular repair plate 01 on the periarticular bone, suture the soft tissue around the periarticular joint with sutures and/or artificial ligaments, and fix it through the fixation hole 201.
  • a periarticular repair system including bone screws, sutures and/or artificial ligaments and the periarticular repair plate 01 described in Examples 1-3; wherein, the bone screws wear Set in the locking nail hole, fix the periarticular repair plate 01 on the periarticular bone, suture the soft tissue around the periarticular joint with sutures and/or artificial ligaments, and fix it through the fixation hole 201.
  • the periarticular repair system further includes a guide member 02, which is used to assist punching tools such as Kirschner wires or drills to accurately drill holes in the bone, so that subsequent bone screws can be fixed in the holes.
  • punching tools such as Kirschner wires or drills
  • the outer ring of the guide member 02 adopts a tapered thread 023 .
  • a plum blossom hole 021 and a through hole 022 are coaxially arranged in the center of the guide member 02; wherein, the plum blossom hole 021 is used to cooperate with a conventional plum blossom screwdriver, and the through hole 022 is used for the use of a Kirschner wire during operation.
  • the guide piece 02 is screwed into the locking hole through the tapered thread 023; during operation, the periarticular reset plate 01 is placed on the periarticular joint to be fixed, and the Kirschner wire passes through the plum blossom hole 021 and the through hole 022 and then Drill holes on the periarticular joint; after the drilling is completed, remove the guide 02 from the periarticular reduction plate to facilitate the subsequent installation of bone screws.

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  • Health & Medical Sciences (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Neurology (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Prostheses (AREA)

Abstract

L'invention concerne une plaque de réparation périarticulaire (01) et un système de réparation périarticulaire, la plaque de réparation périarticulaire (01) comprenant une pluralité de parties de verrouillage (1) et de parties de liaison (2) qui sont disposées entre des parties de verrouillage adjacentes (1). Les parties de verrouillage (1) et les parties de liaison (2) sont reliées séquentiellement en une rangée pour former la plaque de réparation périarticulaire allongée (01) ; les parties de verrouillage (1) sont chacune pourvues d'un trou de verrouillage (101) qui interagit avec une vis à os, la plaque de réparation périarticulaire (01) est fixée à une articulation périphérique au moyen de vis à os ; les parties de liaison (2) sont chacune pourvues d'un trou de fixation (201) qui interagit avec une suture et/ou un ligament artificiel ; sur une surface de chaque partie de liaison (2) faisant face à l'articulation périphérique, au moins un côté de la largeur de la plaque de réparation périarticulaire (01) est disposé de manière décalée vers un côté éloigné de l'articulation périphérique, permettant de laisser un espace entre les parties de liaison (2) et l'articulation périphérique, de sorte que les sutures et/ou les ligaments artificiels traversent l'espace dans les trous de fixation (201).
PCT/CN2022/071741 2021-05-31 2022-01-13 Plaque de réparation périarticulaire et système de réparation périarticulaire WO2022252625A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN202121200444.1 2021-05-31
CN202110606068.4A CN113143433A (zh) 2021-05-31 2021-05-31 一种围关节修复板及围关节修复系统
CN202121200444.1U CN214805277U (zh) 2021-05-31 2021-05-31 一种围关节修复板及围关节修复系统
CN202110606068.4 2021-05-31

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WO2022252625A1 true WO2022252625A1 (fr) 2022-12-08

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020177853A1 (en) * 2001-05-23 2002-11-28 Alan Chervitz Apparatus and method for orthopedic fixation
CN105662567A (zh) * 2016-03-16 2016-06-15 苏州瑞华医院有限公司 一种带凹槽的接骨板
US20170238981A1 (en) * 2014-02-21 2017-08-24 Jeko Metodiev Madjarov Bone fixation implants and methods
CN107174328A (zh) * 2017-07-01 2017-09-19 河北瑞鹤医疗器械有限公司 缝合固定用缝线孔及大结节解剖型钢板
CN107184264A (zh) * 2017-06-22 2017-09-22 黄培科 一种后交叉韧带胫骨止点撕脱骨折固定钢板
CN208017564U (zh) * 2017-04-07 2018-10-30 上海市第一人民医院宝山分院 韧带损伤及骨折用纽扣钢板
CN213156356U (zh) * 2020-05-11 2021-05-11 上海凯利泰医疗科技股份有限公司 一种围关节修复板及围关节修复系统
CN214805277U (zh) * 2021-05-31 2021-11-23 上海凯利泰医疗科技股份有限公司 一种围关节修复板及围关节修复系统

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020177853A1 (en) * 2001-05-23 2002-11-28 Alan Chervitz Apparatus and method for orthopedic fixation
US20170238981A1 (en) * 2014-02-21 2017-08-24 Jeko Metodiev Madjarov Bone fixation implants and methods
CN105662567A (zh) * 2016-03-16 2016-06-15 苏州瑞华医院有限公司 一种带凹槽的接骨板
CN208017564U (zh) * 2017-04-07 2018-10-30 上海市第一人民医院宝山分院 韧带损伤及骨折用纽扣钢板
CN107184264A (zh) * 2017-06-22 2017-09-22 黄培科 一种后交叉韧带胫骨止点撕脱骨折固定钢板
CN107174328A (zh) * 2017-07-01 2017-09-19 河北瑞鹤医疗器械有限公司 缝合固定用缝线孔及大结节解剖型钢板
CN213156356U (zh) * 2020-05-11 2021-05-11 上海凯利泰医疗科技股份有限公司 一种围关节修复板及围关节修复系统
CN214805277U (zh) * 2021-05-31 2021-11-23 上海凯利泰医疗科技股份有限公司 一种围关节修复板及围关节修复系统

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