CN111728686A - Acromioclavicular joint elastic fixing device - Google Patents

Acromioclavicular joint elastic fixing device Download PDF

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Publication number
CN111728686A
CN111728686A CN202010639958.0A CN202010639958A CN111728686A CN 111728686 A CN111728686 A CN 111728686A CN 202010639958 A CN202010639958 A CN 202010639958A CN 111728686 A CN111728686 A CN 111728686A
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Prior art keywords
screw
locking plate
polyester fiber
clavicle
locking
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Granted
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CN202010639958.0A
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CN111728686B (en
Inventor
余作冲
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Jinshan Hospital of Fudan University
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Jinshan Hospital of Fudan University
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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
    • A61B17/68Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/80Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
    • A61B17/8052Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates immobilised relative to screws by interlocking form of the heads and plate holes, e.g. conical or threaded
    • 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
    • A61B17/68Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/80Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
    • A61B17/8052Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates immobilised relative to screws by interlocking form of the heads and plate holes, e.g. conical or threaded
    • A61B17/8057Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates immobilised relative to screws by interlocking form of the heads and plate holes, e.g. conical or threaded the interlocking form comprising a thread
    • 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
    • A61B17/68Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/80Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
    • A61B17/8061Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates specially adapted for particular bones
    • 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
    • A61B17/68Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/80Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
    • A61B17/808Instruments for holding or positioning bone plates, or for adjusting screw-to-plate locking mechanisms
    • 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
    • A61B17/68Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/80Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
    • A61B17/8085Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates with pliable or malleable elements or having a mesh-like structure, e.g. small strips

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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

The invention relates to an elastic shoulder clavicle joint fixing device which comprises a clavicle end locking plate, a shoulder peak end locking plate, a polyester fiber loop lock catch and a screw, wherein the clavicle end locking plate and the shoulder peak end locking plate are both provided with a steel plate bulge part, the steel plate bulge part is of a cuboid structure, one side surface of the steel plate bulge part is provided with a plurality of polyester fiber loop holes, the polyester fiber loop penetrates through the polyester fiber holes in the steel plate bulge part to connect the clavicle end locking plate with the shoulder peak end locking plate, the clavicle end locking plate and the shoulder peak end locking plate are both provided with a plurality of screw holes, and the screw is matched with the screw holes, so that the elastic shoulder clavicle joint fixing device has the advantages that: the invention can elastically fix the acromioclavicular joint, accords with the biomechanical principle of the joint, and can avoid the occurrence of the related complications caused by the prior use of the clavicle hook steel plate.

Description

Acromioclavicular joint elastic fixing device
Technical Field
The invention relates to the technical field of medical instruments, in particular to an acromioclavicular joint elastic fixing device.
Background
The dislocation of the acromioclavicular joint is common orthopedic injuries, and the severe dislocation needs surgical treatment, particularly three-type injuries, because the acromioclavicular ligament and the coracoid ligament are completely broken, the distal end of the clavicle is completely displaced, because the gravity of the shoulder is drooped, the conservative treatment effect is not good, and the surgical treatment, the repair of the broken ligament and the fixation of the acromioclavicular joint are frequently needed. At present, clavicle hook steel plates are mostly adopted for fixation of acromioclavicular dislocation, a kirschner wire tension band and the like are adopted for fixation, and the hook end of the clavicle hook steel plate is inserted under a acromion, so that collision pain, joint stiffness, limited moving function, bone dissolution under the acromion, loosening and unhooking, hook breakage and other complications are easily caused during joint movement.
The Chinese patent application: CN204600647U discloses a combined acromioclavicular joint movable steel plate device. The device consists of a acromion steel plate and a clavicle steel plate; the acromion steel plate and the clavicle steel plate are connected into a whole by adopting a ball head, a plurality of acromion screw holes are formed in the acromion steel plate, and a plurality of clavicle screw holes are longitudinally formed in the clavicle steel plate. Although the device can play the fixed effect to the acromioclavicular joint, the fixed connection effect between two steel sheets connected by the connecting rod is not good, the fixed acromioclavicular end and the clavicle end can not reach the stable fixed effect, and the recovery of the fracture is not facilitated.
The Chinese patent application: CN110368082A discloses locking device is fixed in fracture, be applicable to scapula glenoid fracture's fixed, including the lockplate that can laminate in the nearly glenoid department of scapula, the lockplate includes first locking portion and second locking portion, first locking portion and second locking portion all are the arc form of bending so that laminate mutually with the scapula, and first locking portion is close to in glenoid, the second locking portion extends from glenoid's direction back to the back, set up the rectangular pressurization hole that can select the pressurization screw installation direction in the first locking portion, and the upper end in rectangular pressurization hole is formed with rectangular spherical flaring, the locking hole has been seted up on the second locking portion, and be equipped with first guide pin hole and second guide pin hole on first locking portion and the second locking portion respectively. The device can tightly and stably fix the locking plate on the scapula joint fracture part through the matching of the compression screw and the locking screw with the strip compression hole and the locking hole respectively, so that the fixing effect of the locking plate is improved; however, the fixation between the screw and the screw hole can not stably and firmly fix the clavicle end and the acromion end, so that the situations of untight fitting, slippage and the like often occur, and the secondary injury is easily caused to the patient, thereby causing serious illness and being not beneficial to the rehabilitation of the patient.
Therefore, in view of the above, there is a need for a novel elastic acromioclavicular joint fixing device which has a simple structure and a good fixing effect, can realize stable fixation between the acromioclavicular end and the clavicle end of a patient, and is beneficial to ligament recovery. However, no report is made on such an acromioclavicular joint elastic fixation device.
Disclosure of Invention
The invention aims to provide an elastic fixing device for an acromioclavicular joint.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides an acromioclavicular joint elastic fixation device, includes clavicle end locking plate, shoulder peak end lockplate, polyester fiber tong hasp and screw, clavicle end locking plate all is provided with a steel sheet uplift portion on the lockplate of shoulder peak end, steel sheet uplift portion be the cuboid structure be provided with a plurality of polyester fiber tong holes on the side of steel sheet uplift portion, just polyester fiber tong pass the polyester fiber hole in the steel sheet uplift portion will clavicle end locking plate be connected with shoulder peak end lockplate, all be provided with a plurality of screw holes on clavicle end locking plate and the shoulder peak end lockplate, screw and screw hole phase-match.
In the aforementioned elastic shoulder-clavicular joint fixation device, as a preferred embodiment, the clavicle end locking plate and the acromion end locking plate are rectangular parallelepiped devices with a curvature according to the physiological anatomical shapes of the clavicle outer end and the scapula acromion end.
Above-mentioned shoulder lock joint elastic fixation device in, as an preferred scheme, the screw hole divide into locking screw hole and pressurization screw hole, locking screw hole is different inclination settings, is provided with the screw in locking screw hole's inside, just locking screw hole have the interval evenly to set up around clavicle end locking plate and acromion end locking plate, pressurization screw hole set up respectively in clavicle end locking plate and acromion end locking plate intermediate position.
In the above-mentioned acromioclavicular joint elastic fixation device, as a preferred scheme, the screw includes a locking screw and a compression screw, the tail of the locking screw is arranged in a plane, the head of the locking screw adopts a self-tapping design, the screw thread at the tail end of the screw and the screw thread in the locking hole of the steel plate can be locked with each other, and the locking screw and the screw thread in the locking hole form different angles with the steel plate after being engaged, so as to form a multi-angle fixation effect; the tail of the pressurizing screw is in a cap-shaped design, the inner edge of the pressurizing screw hole is in a slope design, and the pressurizing screw has continuous extrusion after being screwed in.
In the above-mentioned elastic acromioclavicular joint fixing device, as a preferred embodiment, two ends of the polyester loop pass through the polyester fiber holes on the steel plate protrusions, and pass through the polyester fiber holes on the clavicle end locking plate to the polyester fiber holes on the acromioclavicular end locking plate, and the order of the passing polyester loop can be changed, the passed polyester loop is tightened by a special tightener and is sleeved in the loop lock catch, and the loop lock catch and the polyester loop are fixed after being squeezed by the lock catch squeezer.
The invention has the advantages that:
1. the acromioclavicular joint fixing device is simple to operate and high in practicability, and all parts are matched with each other to fix the acromioclavicular joint while considering stability and elasticity.
2. The multi-angle locking screw hole can enhance the holding force of the locking screw, enhance the fixing stability of the locking steel plate and avoid the occurrence of internal fixing failure.
3. The polyester fiber loop can bionically replace the biomechanical action of the acromioclavicular joint ligament and the joint capsule, plays a role in elastic fixation, can bionically simulate the micromotion function of the acromioclavicular joint to the maximum extent, and reduces the occurrence of postoperative complications.
Drawings
FIG. 1 is a schematic structural view of the acromioclavicular joint elastic fixation device of the present invention.
FIG. 2 is a schematic structural view of the polyester loop and polyester loop lock of the acromioclavicular joint elastic fixation device of the present invention when unlocked.
Fig. 3 is a schematic structural view of a locking plate at the bone end and a locking plate at the acromion end of the acromioclavicular joint elastic fixation device according to the present invention.
Fig. 4 is a schematic structural view of a locking screw of the elastic acromioclavicular joint fixing device in the invention.
Detailed Description
The invention will be further illustrated with reference to specific embodiments. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications can be made by those skilled in the art after reading the disclosure of the present invention, and equivalents fall within the scope of the appended claims.
The reference numerals and components referred to in the drawings are as follows:
1. clavicle end locking plate 2, acromion end locking plate 3, polyester fiber loop
4. Polyester fiber loop lock 5, screw 6, steel plate bulge
7. Polyester fiber loop hole 8, screw hole 81, locking screw hole
82. Pressurizing screw hole 83, thread 51, locking screw
52. Pressurizing screw 53, nail head 54, nail tail
EXAMPLE 1 an acromioclavicular joint elastic fixation device
Referring to fig. 1-4, fig. 1 is a schematic structural view of the acromioclavicular joint elastic fixation device of the present invention. FIG. 2 is a schematic structural view of the polyester loop and polyester loop lock of the acromioclavicular joint elastic fixation device of the present invention when unlocked. Fig. 3 is a schematic structural view of a bone locking plate and a acromion locking plate of the acromioclavicular joint elastic fixation device of the present invention, and fig. 4 is a schematic structural view of a locking screw of the acromioclavicular joint elastic fixation device of the present invention.
The invention aims to provide a device capable of elastically fixing the dislocation of an acromioclavicular joint so as to achieve the effect of stable healing, and particularly relates to an acromioclavicular joint elastic fixing device which comprises an clavicular end locking plate 1, an acromion end locking plate 2, a polyester fiber loop 3, a polyester fiber loop lock catch 4 and a screw 5, wherein a steel plate bulge part 6 is arranged on each of the clavicular end locking plate 1 and the acromion locking plate 2, the steel plate bulge part 6 is of a cuboid structure, and the clavicular end locking plate 1 and the acromioclavicular locking plate 2 can be made of pure titanium materials or titanium alloy materials; be provided with a plurality of polyester fiber tong "pan" holes 7 on the horizontal face of steel sheet uplift portion 6, prefer polyester fiber tong "pan" hole 7 set up to four, just polyester fiber tong "pan" 7 pass polyester fiber tong "pan" hole 7 on steel sheet uplift portion 6 will clavicle end locking plate 1 be connected with acromion end locking plate 2, all be provided with a plurality of screw holes 8 on clavicle end locking plate 1 and the acromion end locking plate 2, screw 5 and screw hole 8 phase-match.
In this embodiment, preferably, the clavicle end locking plate 1 and the acromion end locking plate 2 are in a rectangular parallelepiped structure with a radian, and the structure of the acromion end locking plate 2 is symmetrical to that of the clavicle end locking plate 1, and the shapes of the acromion end locking plate 2 and the clavicle end locking plate 1 can be improved according to the physiological anatomical shapes of the outer side end of the clavicle and the acromion end of the scapula, so as to achieve the best anatomical shape matching.
In this embodiment, it is preferable that the screw hole 8 is divided into a locking screw hole 81 and a pressing screw hole 82, the locking screw hole is disposed at an inclined angle, a multi-angle screw 83 is disposed inside the locking screw hole 81, and a screw locking design is adopted, so that the multi-angle locking fixation increases the stability of the steel plate; the locking threaded holes 81 are uniformly arranged on the clavicle end locking plate 1 and the acromion end locking plate 2 at intervals, and the fixing effect can be improved by the arrangement of the intervals, so that the conditions of looseness, dislocation and the like caused by infirm fixing are prevented; the pressurizing screw holes 82 are respectively arranged in the middle of the clavicle end locking plate 1 and the acromion end locking plate 2 (or the pressurizing screw holes are arranged in the middle of a single row, the locking screw holes are arranged on two sides of the single row, and the number of the screw holes is 3-5).
In this embodiment, the screw 5 preferably comprises a locking screw 51 and a pressure screw 52, the locking screw 51 has a flat tail 53 which is flush with the surface of the steel plate after being screwed in, the head 54 is designed by self-tapping of screw threads, the screw threads on the tail end of the screw are locked and engaged with the locking hole on the locking steel plate by multi-angle screw threads, the design of the flat head avoids the damage of subcutaneous structures, avoids the discomfort of patients due to the touch, and the self-tapping of screw threads on the tail of the screw can be operated by the operators; the compression screw 82 and the locking screw 81 are inserted through the corresponding screw holes and fixed to the clavicle end and the acromion end of the patient, respectively, and the compression screw 82 and the locking screw 81 in the device may have different diameters, for example, 3-5 screws with a diameter of 3.0 or 3.5 mm.
In this embodiment, preferably, both ends of the polyester loop 3 respectively penetrate through the polyester fiber holes 7 on the steel plate protrusion 6, and penetrate through the polyester fiber holes 7 on the clavicle end locking plate 1 into the polyester fiber holes 7 on the acromion end locking plate 2, and the penetrated polyester loop 3 is connected with the hollow polyester loop lock catch 4, and is tightened by an external tightening device, the polyester loop lock catch 4 is pressed to fix the polyester loop lock catch 4, the polyester loop lock catch 4 is tightened to a position close to the steel plate protrusion 6 as much as possible, and after the fixation is finished, the excess polyester loop 3 is cut off. The polyester fiber loop 3 can adopt a stainless steel connecting chain or a titanium alloy connecting chain or a carbon steel connecting chain or a carbon fiber connecting chain, so that the fixing strength and the light weight of the polyester fiber loop 3 can be ensured, and the fixing device can not break or be damaged in the using process.
The use method of the invention comprises the following steps: after a doctor determines the condition of a patient, firstly, the injured acromioclavicular joint is reset in an incision resetting mode, then the doctor can use a kirschner wire for temporary fixation, after the fixation is finished, the acromioclavicular joint elastic fixing device is installed for the patient, a clavicle end locking plate is arranged above the outer side end, a C-arm machine confirms the position of the clavicle end fixing plate device in a perspective mode, a drill bit is used for drilling, and then a screw is screwed into a corresponding screw hole for fixation; then installing a shoulder peak end locking plate above the shoulder peak end of the scapula, and operating the locking plate at the clavicle end, wherein the steel plate placing position requires that the bulges at the two sides are parallel to the acromioclavicular joint surfaces at the respective sides, which is beneficial for the accurate involution of the polyester fiber loop after the polyester fiber loop passes through the polyester fiber loop holes on the bulges of the two steel plates, tightening the polyester fiber loop, connecting the clavicle end locking plate with the shoulder peak end locking plate, and enabling the two polyester fiber loops to pass through the polyester fiber loop, and is tightened and contracted by an external tightening device to ensure that the raised part of the steel plate is tightly attached as much as possible to extrude the polyester fiber loop lock catch so as to ensure that the polyester fiber loop lock catch is shriveled and fixed, the redundant polyester fiber loop is cut off by an external device, after the implantation of the acromioclavicular joint elastic fixing device is finished, repeatedly washing the wound with a large amount of normal saline, sequentially suturing the deep fascia and the subcutaneous skin, and performing pressure dressing on the wound to finish the operation.
It should be noted that: the acromioclavicular joint fixing device is simple to operate and high in practicability, and all parts are matched with each other to fix the acromioclavicular joint and simultaneously take stability and elasticity into consideration; the polyester fiber loop, the polyester fiber loop lock catch, the locking screw and the pressurizing screw are disclosed in the prior art and sold in the market, and are not described herein; the design of the multi-angle locking screw hole can enhance the holding force of the locking screw, enhance the stability of the fixation of the locking steel plate and avoid the occurrence of internal fixation failure; the polyester fiber loop is designed and arranged to replace biomechanical action of an acromioclavicular joint ligament and a joint capsule in a bionic manner, so that the elastic fixation effect is achieved, the micromotion function of the acromioclavicular joint is simulated to the maximum extent, and postoperative complications are reduced.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and additions can be made without departing from the principle of the present invention, and these should also be considered as the protection scope of the present invention.

Claims (5)

1. The utility model provides an acromioclavicular joint elastic fixation device, its characterized in that, includes clavicle end locking plate, acromion end lockplate, polyester fiber tong hasp and screw, clavicle end locking plate all is provided with a steel sheet uplift portion with acromion end lockplate on, steel sheet uplift portion be the cuboid structure be provided with a plurality of polyester fiber tong holes on the side of steel sheet uplift portion, just polyester fiber tong pass the polyester fiber hole in the steel sheet uplift portion with clavicle end locking plate be connected with acromion end lockplate, clavicle end locking plate and acromion end lockplate on all be provided with a plurality of screw holes, screw and screw hole phase-match.
2. The elastic acromioclavicular joint fixation device according to claim 1, wherein the clavicle end locking plate and the acromioclavicular end locking plate are shaped as rectangular parallelepiped with curvature according to the physiological anatomical form of the outer side end of the clavicle and the acromioclavicular end of the scapula.
3. The acromioclavicular joint elastic fixation device according to claim 1, wherein the screw holes are divided into locking screw holes and compression screw holes, the locking screw holes are arranged at different inclination angles, threads are arranged inside the locking screw holes, the locking screw holes are uniformly arranged around the clavicle end locking plate and the acromion end locking plate at intervals, and the compression screw holes are respectively arranged at the middle positions of the clavicle end locking plate and the acromion end locking plate.
4. The acromioclavicular joint elastic fixing device according to claim 1 or 3, wherein the screw comprises a locking screw and a compression screw, the tail of the locking screw is arranged in a plane, the head of the locking screw adopts a self-tapping design, the screw thread at the tail end of the screw and the screw thread in the locking hole of the steel plate can be locked with each other, and the locking screw and the screw thread of the locking hole form different angles with the steel plate after being engaged, so that a multi-angle fixing effect is formed; the tail of the pressurizing screw is in a cap-shaped design, the inner edge of the pressurizing screw hole is in a slope design, and the pressurizing screw has continuous extrusion after being screwed in.
5. The acromioclavicular joint elastic fixing device according to claim 1, wherein both ends of the polyester fiber loop respectively pass through the polyester fiber holes on the steel plate protrusions and pass through the polyester fiber holes on the clavicle end locking plate into the polyester fiber holes on the acromioclavicular end locking plate, and the entering and exiting sequence of the polyester fiber loop can be changed, the passed polyester fiber loop is tightened by a special tightener and is sleeved into the loop lock catch, and the loop lock catch and the polyester fiber loop are fixed after being squeezed by the lock catch squeezer.
CN202010639958.0A 2020-07-06 2020-07-06 Acromioclavicular joint elastic fixing device Active CN111728686B (en)

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Cited By (1)

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Publication number Priority date Publication date Assignee Title
CN113520556A (en) * 2021-07-09 2021-10-22 北京天星博迈迪医疗器械有限公司 Acromioclavicular joint repairing device

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WO2017196959A1 (en) * 2016-05-13 2017-11-16 University Of Virginia Patent Foundation Coracoclavicular fixation device and related method thereof
CN209074842U (en) * 2018-08-24 2019-07-09 王刚 Across acromioclavicular joint combined type bone plate
CN209122411U (en) * 2018-09-10 2019-07-19 南方医科大学 A kind of adjustable loop steel plate of screw thread pin type
CN209122409U (en) * 2018-09-10 2019-07-19 南方医科大学 A kind of holdfast adjustable type loop steel plate
CN209490075U (en) * 2018-09-26 2019-10-15 汤长华 7 type metal abnormal shape dissection of fracture of scapula back side/locking steel plate
CN110368082A (en) * 2019-08-30 2019-10-25 厦门中科兴医疗器械有限公司 A kind of fracture fixation locking device
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CN113520556B (en) * 2021-07-09 2022-04-22 北京天星博迈迪医疗器械有限公司 Acromioclavicular joint repairing device

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