CN108095813B - Internal fixing device for fixing posterior cruciate ligament insertion avulsion fracture - Google Patents
Internal fixing device for fixing posterior cruciate ligament insertion avulsion fracture Download PDFInfo
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- CN108095813B CN108095813B CN201711399690.2A CN201711399690A CN108095813B CN 108095813 B CN108095813 B CN 108095813B CN 201711399690 A CN201711399690 A CN 201711399690A CN 108095813 B CN108095813 B CN 108095813B
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- 210000002967 posterior cruciate ligament Anatomy 0.000 title claims abstract description 20
- 238000003780 insertion Methods 0.000 title claims abstract description 10
- 230000037431 insertion Effects 0.000 title claims abstract description 10
- 208000011708 Avulsion fracture Diseases 0.000 title claims abstract description 8
- 210000003041 ligament Anatomy 0.000 claims abstract description 72
- 238000005452 bending Methods 0.000 claims abstract description 21
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 9
- 230000002787 reinforcement Effects 0.000 claims description 3
- 210000000988 bone and bone Anatomy 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 238000010079 rubber tapping Methods 0.000 description 3
- 210000000689 upper leg Anatomy 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 210000001930 leg bone Anatomy 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 208000010392 Bone Fractures Diseases 0.000 description 1
- 206010017076 Fracture Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 210000000629 knee joint Anatomy 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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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
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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)
- Surgical Instruments (AREA)
- Prostheses (AREA)
Abstract
The invention discloses an internal fixing device for fixing a posterior cruciate ligament insertion avulsion fracture, which is characterized in that a ligament fixing piece, a second arc-shaped connecting piece, a first arc-shaped connecting piece and a fixing strip are fixedly connected in sequence; the bending directions of the first arc-shaped connecting piece and the second arc-shaped connecting piece are respectively bent towards the back direction, the bending radian of the second arc-shaped connecting piece is 60-100 degrees, and the radian of the first arc-shaped connecting piece is 10-60 degrees; one end of the ligament fixing piece, which is far away from the second arc-shaped connecting piece, is provided with a plurality of needle holes along the width direction of the ligament fixing piece, and the ligament fixing piece is also provided with a first fixing hole; one end of the fixing strip, which is far away from the first arc-shaped connecting piece, is provided with a first traction hole, and a plurality of reinforcing holes are sequentially arranged on the fixing strip along the length direction of the fixing strip. The internal fixing device can stably fix the fallen posterior cruciate ligament.
Description
Technical Field
The invention relates to a medical auxiliary instrument, in particular to an internal fixing device for fixing a posterior cruciate ligament insertion avulsion fracture.
Background
The knee joint cruciate ligament is also called as cruciate ligament, is positioned between the internal and external condyles of the femur, and is divided into a front cruciate ligament and a rear cruciate ligament which are mutually crossed, wherein the front cruciate ligament is arranged at the external rear part of the intercondylar fossa of the femur and is forwards, inwards and downwards stopped at the front side of the tibial eminence, the rear cruciate ligament is arranged at the internal front part of the intercondylar fossa of the femur and is backwards, outwards and downwards stopped at the rear side of the tibial eminence, the front cruciate ligament prevents.
When people carelessly tear off a posterior cruciate ligament insertion point, the posterior cruciate ligament needs to be fixed, the traditional method is to directly fix the posterior cruciate ligament on a bone through a self-tapping bolt, the fixation is unstable in the mode, and the posterior cruciate ligament bolt is easy to fall off.
Disclosure of Invention
The invention aims to provide an internal fixing device for fixing the torn fracture of the posterior cruciate ligament insertion point, which can enable the fixation of the posterior cruciate ligament after the detachment to be firmer and effectively prevent the harm to the health of a human body caused by the detachment of the posterior cruciate ligament.
In order to accomplish the above object, the present invention provides an internal fixation device for fixing a posterior cruciate ligament insertion avulsion fracture, the internal fixation device comprising: the ligament fixing piece, the second arc-shaped connecting piece, the first arc-shaped connecting piece and the fixing strip are fixedly connected in sequence; the bending directions of the first arc-shaped connecting piece and the second arc-shaped connecting piece are respectively bent towards the back direction, the bending radian of the second arc-shaped connecting piece is 60-100 degrees, and the radian of the first arc-shaped connecting piece is 10-60 degrees; a plurality of needle holes are formed in one end, far away from the second arc-shaped connecting piece, of the ligament fixing piece along the width direction of the ligament fixing piece, and a first fixing hole is formed in the ligament fixing piece; one end of the fixing strip, which is far away from the first arc-shaped connecting piece, is provided with a first traction hole, and a plurality of reinforcing holes are sequentially formed in the fixing strip along the length direction of the fixing strip.
Preferably, one end of the ligament fixing piece, which is far away from the second arc-shaped connecting piece, is provided with a notch for the ligament to pass through, and the pinholes are distributed on two sides of the notch.
Preferably, two sides of the ligament fixing piece are symmetrically provided with two side wings by taking the axis of the ligament fixing piece as an axis, and the two side wings are respectively provided with the locking hole.
Preferably, the side wings are obliquely arranged towards the same side direction with the bending direction of the second arc-shaped connecting piece.
Preferably, the locking hole is internally threaded.
Preferably, a plurality of notches are formed in the two side edges of the end face, which faces away from the bending direction of the first arc-shaped connecting piece, of the fixing strip along the length direction of the fixing strip.
Preferably, the reinforcing hole comprises a sub hole and a mother hole, the sub hole is communicated with the mother hole, and the aperture of the sub hole is smaller than that of the mother hole.
Preferably, the first fixing hole extends obliquely from top to bottom in a direction away from the second arc-shaped connecting piece.
Preferably, a second traction hole and a second fixing hole are sequentially arranged on the ligament fixing piece from the first fixing hole to the second arc-shaped connecting piece, and the second fixing hole obliquely extends from top to bottom in a direction opposite to the first fixing hole.
Preferably, the first drawing hole and the second drawing hole are parallel to the second fixing hole, a first hook hole is formed in one side, away from the first arc-shaped connecting piece, of the inside of the first drawing hole, and a second hook hole is formed in one side, close to the second arc-shaped connecting piece, of the inside of the second drawing hole.
According to the technical scheme, the ligament fixing piece, the second arc-shaped connecting piece, the first arc-shaped connecting piece and the fixing strip are fixedly connected in sequence; the first arc-shaped connecting piece and the second arc-shaped connecting piece are bent towards the back direction respectively, the special-shaped fixing piece matched with the joint near the posterior cruciate ligament is formed in the fixedly connecting mode, in order to adapt to matching of different crowds and injured parts, the bending radian of the second arc-shaped connecting piece is 60-100 degrees, the radian of the first arc-shaped connecting piece is 10-60 degrees, when the special-shaped fixing piece is used, the inner arc surface of the second arc-shaped connecting piece faces the joint and covers a convex surface where the joint is located, the first arc-shaped connecting piece is used for bending the transition position of the joint and the leg bone, and the inner arc surface faces away from the joint; when the inner fixing device is used, a positioning needle penetrates through the needle hole to position the inner fixing device, and then a bolt sequentially penetrates through the ligament and the first fixing hole to drill into a bone to fix the ligament; in order to connect the ligament more firmly and connect the bones at two ends of the joint more firmly, one end of the fixing strip, which is far away from the first arc-shaped connecting piece, is provided with a first traction hole, the first traction hole is hooked by a draw hook before the positioning needle and the bolt are used for traction, the position of the first fixing hole is positioned and fixed by the bolt after the best connecting position is reached, in order to increase the fixing firmness, a plurality of reinforcing holes are sequentially arranged on the fixing strip along the length direction of the fixing strip, and other reinforcing holes on the fixing strip are sequentially fixed after the first fixing hole is fixed, so that the whole fixing work of the fallen posterior cruciate ligament is completed. This internal fixation device compares in traditional directness directly fixes back cruciate ligament on the skeleton through self tapping bolt, and fixed more accurate, firm can reduce the probability that the ligament drops once more simultaneously, increases recovered time, has reduced patient's misery.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of a preferred embodiment of the internal fixation device of the present invention without side flaps;
FIG. 2 is a schematic structural view of a preferred embodiment of the internal fixation device with side wings of the present invention;
FIG. 3 is a cross-sectional view of a preferred embodiment of the fastening strip of the present invention;
figure 4 is a cross-sectional view of a preferred embodiment of the ligament fixation sheet of the present invention.
Description of the reference numerals
1 fixing strip 2 first arc-shaped connecting piece
3 ligament fastening piece 4 side wing
5 second arc-shaped connecting piece 11 first drawing hole
12 reinforcing holes 13 notches
31 second fixing hole 32 first fixing hole
33 second drawing hole 34 needle hole
41 locking hole 121 female hole
122 first drawing groove of sub-hole 111
331 second traction groove
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
In the present invention, unless otherwise specified, directional words included in terms such as "upper, lower, left, right, front, rear, inner, and outer" and the like merely represent the directions of the terms in a normal use state or are colloquially known by those skilled in the art, and should not be construed as limiting the terms.
Referring to fig. 1 to 4, there is provided an internal fixation device for fixation of a posterior cruciate ligament insertion avulsion fracture, the internal fixation device for fixation of a posterior cruciate ligament insertion avulsion fracture, comprising: the ligament fixing piece comprises a ligament fixing piece 3, a first arc-shaped connecting piece 2, a second arc-shaped connecting piece 5 and a fixing strip 1, wherein the ligament fixing piece 3, the second arc-shaped connecting piece 5, the first arc-shaped connecting piece 2 and the fixing strip 1 are fixedly connected in sequence; the bending directions of the first arc-shaped connecting piece 2 and the second arc-shaped connecting piece 5 are respectively bent towards the back direction, the bending radian of the second arc-shaped connecting piece 5 is 60-100 degrees, and the radian of the first arc-shaped connecting piece 2 is 10-60 degrees; one end of the ligament fixing piece 3, which is far away from the second arc-shaped connecting piece 5, is provided with a plurality of needle holes 34 along the width direction of the ligament fixing piece 3, and the ligament fixing piece 3 is also provided with a first fixing hole 32; the one end that the fixed strip 1 kept away from first arc connecting piece 2 is provided with first traction hole 11, be provided with a plurality of reinforcement holes 12 along its length direction in order on the fixed strip 1.
Through the implementation of the technical scheme, the ligament fixing piece 3, the second arc-shaped connecting piece 5, the first arc-shaped connecting piece 2 and the fixing strip 1 are fixedly connected in sequence; the bending directions of the first arc-shaped connecting piece 2 and the second arc-shaped connecting piece 5 are respectively bent towards the backward direction, the special-shaped fixing piece matched with the joint near the posterior cruciate ligament is formed in the fixedly connecting mode, in order to adapt to matching of different crowds and injured parts, the bending radian of the second arc-shaped connecting piece 5 is 60-100 degrees, the radian of the first arc-shaped connecting piece 2 is 10-60 degrees, when the special-shaped fixing piece is used, the inner arc surface of the second arc-shaped connecting piece 5 faces the joint and covers the convex surface where the joint is located, the first arc-shaped connecting piece 2 is used for bending the transition part of the joint and the leg bone, and the inner arc surface faces the joint backward; one end of the ligament fixing piece 3, which is far away from the second arc-shaped connecting piece 5, is provided with a plurality of needle holes 34 along the width direction of the ligament fixing piece 3, and the ligament fixing piece 3 is also provided with a first fixing hole 32, when in use, a positioning needle penetrates through the needle holes 34 to position the internal fixing device, and then a bolt sequentially penetrates through the ligament and the first fixing hole 32 and is drilled into a bone to fix the ligament; in order to connect the ligament more firmly and connect the bones at two ends of the joint more firmly, a first traction hole 11 is formed in one end, far away from the first arc-shaped connecting piece 2, of the fixing strip 1, a traction hook is used for hooking the first traction hole 11 for traction before the positioning needle and the bolt are used, the position of the first fixing hole 32 is positioned and fixed by the bolt after the optimal connecting position is reached, in order to increase the fixing firmness, a plurality of reinforcing holes 12 are sequentially formed in the fixing strip 1 along the length direction of the fixing strip, and other reinforcing holes 12 in the fixing strip 1 are sequentially fixed after the position of the first fixing hole 32 is fixed, so that the whole fixing work of the fallen posterior cruciate ligament is completed. This internal fixation device compares in traditional directness directly fixes back cruciate ligament on the skeleton through self tapping bolt, and fixed more accurate, firm can reduce the probability that the ligament drops once more simultaneously, increases recovered time, has reduced patient's misery.
In this embodiment, in order to conveniently pull the ligament from the lower side to the upper side of the internal fixing device and to conveniently limit the moving range of the ligament along the width direction of the internal fixing device, so as to reduce the probability of the ligament being damaged again, preferably, a notch for passing the ligament is provided at one end of the ligament fixing piece 3, which is far away from the second arc-shaped connecting piece 5, and the needle holes 34 are distributed at two sides of the notch. Before fixing the ligament, the ligament is pulled to the side far away from the joint from the side close to the joint relative to the ligament fixing piece 3 through the notch.
In this embodiment, in order to increase the fixing range, adapt to the fixation at different types of joints, and fix two ligaments at the same time, it is preferable that two flanks 4 are symmetrically provided on both sides of the ligament fixing piece 3 with their own axes as axes, and the locking holes 41 are respectively provided on the two flanks 4. When two ligaments need to be fixed, through passing through the bolt fastening on locking hole 41 with every ligament separately, through such implementation, mutual interference between them has also been avoided in the setting of two ligament looks intervals, brings the injury to the disease, and at this moment, first fixed orifices 32 need not be used for fixed ligament, directly use the bolt fastening on the bone as be used for fixed hole can.
In this embodiment, in order to match the irregular surface of the joint in the direction parallel to the width direction of the ligament fixing piece 3, it is preferable that the side wing 4 is obliquely provided toward the same side as the bending direction of the second arc-shaped connecting piece 5. Through the arrangement, the side wing 4 is more attached to the joint, and the bolt is more firmly fixed.
In this embodiment, in order to further increase the fixing reliability of the bolt in the locking hole 41, it is preferable that an internal thread is provided in the locking hole 41, and an external thread matching the internal thread is provided on the bolt to be used.
In this embodiment, preferably, both side edges of the end surface of the fixing strip 1 facing away from the bending direction of the first arc-shaped connecting piece 2 are provided with a plurality of notches 13 along the length direction of the fixing strip 1. Referring to fig. 1 or 2, the position of the notch 13 is located on the lower end face of the fixing strip 1 and on the two sides of the end face, the notch 13 is arranged to facilitate bending of the fixing strip 1, artificial bending can be performed according to the required radian shape, and using convenience is improved.
In this embodiment, it is preferable that the reinforcement hole 12 includes a sub-hole 122 and a female hole 121, the sub-hole 122 communicates with the female hole 121, and a hole diameter of the sub-hole 122 is smaller than a hole diameter of the female hole 121. Through such setting, can fix through sub-hole 122 when meetting female hole 121 inconvenient fixed, it is more convenient and convenient to operate.
In this embodiment, in order to further improve the traction force for further pulling the ligament when the bolt is fastened in the first fastening hole 32 for tightening, and also to prevent the ligament from loosening due to the fastening bolt, it is preferable that the first fastening hole 32 extends obliquely from top to bottom in a direction away from the second arc-shaped connecting member 5.
In this embodiment, in order to further increase the firmness of the internal fixation device, it is preferable that the ligament fastening pieces 3 are sequentially provided with a second traction hole 33 and a second fixation hole 31 in a direction from the first fixation hole 32 to the second arc-shaped connecting piece 5, and the second fixation hole 31 extends obliquely from top to bottom in a direction away from the first fixation hole 32. Because the first traction hole 11 is far away from the ligament, the internal fixing device close to the ligament part is prevented from being upturned to cause influence, the traction effect is improved through the second traction hole 33, the internal fixing device is used for being matched with the first traction hole 11 to achieve the balance of horizontal force, the internal fixing device is prevented from being everted, in addition, the stability of traction force application is also improved, and the traction method of the second traction hole 33 is consistent with that of the first traction hole 11.
In this embodiment, in order to increase the firmness of the traction hook hooking the first traction hole 11 and the second traction hole 33 and facilitate the pulling out, it is preferable that the first traction hole 11 and the second traction hole 33 are parallel to the second fixing hole 31, a first hook hole is formed on one side of the inner portion of the first traction hole 11, which is far away from the first arc-shaped connector 2, and a second hook hole is formed on one side of the inner portion of the second traction hole 33, which is near to the second arc-shaped connector 5. The inclined directions of the first traction hole 11 and the second traction hole 33 from top to bottom are consistent with the stretching direction of the traction drag hook, so that the hook is very convenient to take out, and the problem that the traction drag hook is easy to fall off in the traction process is solved by hooking the traction drag hook on the first hook hole and the second hook hole.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.
Claims (7)
1. An internal fixation device for fixation of a posterior cruciate ligament insertion avulsion fracture, the internal fixation device comprising: the ligament fixing piece (3), the first arc-shaped connecting piece (2), the second arc-shaped connecting piece (5) and the fixing strip (1) are fixedly connected in sequence; wherein,
the bending directions of the first arc-shaped connecting piece (2) and the second arc-shaped connecting piece (5) are respectively bent towards the back direction, the bending radian of the second arc-shaped connecting piece (5) is 60-100 degrees, and the radian of the first arc-shaped connecting piece (2) is 10-60 degrees;
one end of the ligament fixing piece (3) far away from the second arc-shaped connecting piece (5) is provided with a plurality of needle holes (34) along the width direction of the ligament fixing piece (3), and the ligament fixing piece (3) is also provided with a first fixing hole (32);
a first traction hole (11) is formed in one end, far away from the first arc-shaped connecting piece (2), of the fixing strip (1), and a plurality of reinforcing holes (12) are sequentially formed in the fixing strip (1) along the length direction of the fixing strip;
a notch for a ligament to pass through is formed in one end, far away from the second arc-shaped connecting piece (5), of the ligament fixing piece (3), and the needle holes (34) are distributed on two sides of the notch;
two side wings (4) are symmetrically arranged on two sides of the ligament fixing piece (3) by taking the axis of the ligament fixing piece as an axis, and locking holes (41) are respectively arranged on the two side wings (4);
the side wings (4) are obliquely arranged towards the direction which is the same as the bending direction of the second arc-shaped connecting piece (5).
2. An internal fixation device as claimed in claim 1, wherein an internal thread is provided in the locking hole (41).
3. An internal fixation device according to claim 1, wherein the two side edges of the end surface of the fixation bar (1) facing away from the bending direction of the first curved connection member (2) are provided with a plurality of notches (13) along the length direction of the fixation bar (1).
4. The internal fixation device as claimed in claim 1, wherein the reinforcement hole (12) comprises a sub-hole (122) and a female hole (121), the sub-hole (122) communicates with the female hole (121), and the sub-hole (122) has a smaller diameter than the female hole (121).
5. An internal fixation device as claimed in claim 1, wherein the first fixation hole (32) extends obliquely from top to bottom away from the second arcuate connector (5).
6. The internal fixation device as claimed in claim 1 or 5, wherein a second traction hole (33) and a second fixation hole (31) are sequentially formed in the ligament fixation plate (3) from the first fixation hole (32) to the second arc-shaped connection member (5), and the second fixation hole (31) is obliquely extended from top to bottom in a direction away from the first fixation hole (32).
7. An internal fixation device according to claim 6, wherein the first drawing hole (11) and the second drawing hole (33) are parallel to the second fixation hole (31), and wherein a side of an inner portion of the first drawing hole (11) remote from the first curved connector (2) is provided with a first hook hole (111), and a side of an inner portion of the second drawing hole (33) close to the second curved connector (5) is provided with a second hook hole (331).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711399690.2A CN108095813B (en) | 2017-12-22 | 2017-12-22 | Internal fixing device for fixing posterior cruciate ligament insertion avulsion fracture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711399690.2A CN108095813B (en) | 2017-12-22 | 2017-12-22 | Internal fixing device for fixing posterior cruciate ligament insertion avulsion fracture |
Publications (2)
| Publication Number | Publication Date |
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| CN108095813A CN108095813A (en) | 2018-06-01 |
| CN108095813B true CN108095813B (en) | 2021-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711399690.2A Expired - Fee Related CN108095813B (en) | 2017-12-22 | 2017-12-22 | Internal fixing device for fixing posterior cruciate ligament insertion avulsion fracture |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201822906U (en) * | 2010-10-20 | 2011-05-11 | 鲁晓波 | Internal fixator for treating distal fibula fracture |
| CN104546104A (en) * | 2015-01-22 | 2015-04-29 | 四川大学华西医院 | Tibia far-end inner side hook steel plate |
| CN104799930A (en) * | 2015-05-21 | 2015-07-29 | 柳立军 | Flail chest treatment device |
| CN205307079U (en) * | 2016-01-12 | 2016-06-15 | 陈广栋 | Novel fixing device of knee joint posterior cruciate ligament shin bone stop avulsion fracture |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2598311B1 (en) * | 1986-05-07 | 1988-09-09 | Laboureau Jacques | SURGICAL INSTRUMENT FOR FOCUSING AND PLACING THE PLASTY (OR PROSTHETIC REPLACEMENT) OF THE LIGAMENT CROSS POSTERIOR KNEE |
| US8764807B2 (en) * | 2010-06-10 | 2014-07-01 | Arthrex, Inc. | Calcaneus step plate |
| CN201847753U (en) * | 2010-09-27 | 2011-06-01 | 王庆贤 | Self-drilling traction screw |
| CN106725809B (en) * | 2017-02-14 | 2023-07-07 | 黄培科 | Anterior cruciate ligament tibia intercondylar thorn avulsion fracture fixed steel plate |
| CN107184264B (en) * | 2017-06-22 | 2019-07-16 | 黄培科 | A kind of tibial avulsion fracture of posterior cruciate ligament fixation steel plate |
-
2017
- 2017-12-22 CN CN201711399690.2A patent/CN108095813B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201822906U (en) * | 2010-10-20 | 2011-05-11 | 鲁晓波 | Internal fixator for treating distal fibula fracture |
| CN104546104A (en) * | 2015-01-22 | 2015-04-29 | 四川大学华西医院 | Tibia far-end inner side hook steel plate |
| CN104799930A (en) * | 2015-05-21 | 2015-07-29 | 柳立军 | Flail chest treatment device |
| CN205307079U (en) * | 2016-01-12 | 2016-06-15 | 陈广栋 | Novel fixing device of knee joint posterior cruciate ligament shin bone stop avulsion fracture |
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| CN108095813A (en) | 2018-06-01 |
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Granted publication date: 20210511 Termination date: 20211222 |