CN203953876U - The banded collapsible suspension artificial ligament of hollow pipe - Google Patents
The banded collapsible suspension artificial ligament of hollow pipe Download PDFInfo
- Publication number
- CN203953876U CN203953876U CN201420104657.8U CN201420104657U CN203953876U CN 203953876 U CN203953876 U CN 203953876U CN 201420104657 U CN201420104657 U CN 201420104657U CN 203953876 U CN203953876 U CN 203953876U
- Authority
- CN
- China
- Prior art keywords
- free
- knit unit
- tunnel knit
- fiber portion
- fiber
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
- 210000003041 ligament Anatomy 0.000 title claims abstract description 56
- 239000000725 suspension Substances 0.000 title claims abstract description 19
- 239000000835 fiber Substances 0.000 claims abstract description 88
- 210000000689 upper leg Anatomy 0.000 claims abstract description 42
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000009499 grossing Methods 0.000 claims description 3
- 230000035876 healing Effects 0.000 abstract description 5
- 210000001264 anterior cruciate ligament Anatomy 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 241000293001 Oxytropis besseyi Species 0.000 abstract 1
- 108010048734 sclerotin Proteins 0.000 abstract 1
- 210000002435 tendon Anatomy 0.000 abstract 1
- 210000000988 bone and bone Anatomy 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000007943 implant Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 210000001519 tissue Anatomy 0.000 description 2
- 210000003484 anatomy Anatomy 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000035479 physiological effects, processes and functions Effects 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 229920005594 polymer fiber Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 210000002303 tibia Anatomy 0.000 description 1
Landscapes
- Prostheses (AREA)
Abstract
This utility model provides a kind of hollow pipe banded collapsible suspension artificial ligament, comprises the interior free-fiber portion (32) of the first draught line portion (11), the first tibial tunnel knit unit (21), the first intraarticular free-fiber portion (31), the first femur tunnel knit unit (41), the 3rd intraarticular free-fiber portion (5), the second femur tunnel knit unit (42), second joint, the second tibial tunnel knit unit (22) and the second draught line portion (12) that connect and compose successively shoestring.The beneficial effect of this utility model patent is, can be in the time using artificial ligament to rebuild people's anterior cruciate ligament: 1). strengthen the constant intensity of artificial ligament; 2). increase the contact area of artificial ligament and osseous tunnel; 3). in banded ligament, can carry out the filling of tendon or sclerotin, thereby promote the healing in artificial ligament Yu Gu road, simple in structure, easy to use.
Description
Technical field
This utility model relates to the artificial ligament of implant into body, and the artificial ligament being especially connected with button plate particularly, relates to the banded collapsible suspension artificial ligament of hollow pipe.
Background technology
At present, clinical practice more and comparatively ripe artificial ligament in the whole world is French LARS artificial ligament, and this ligament is taking high tenacity polyethylene terephthalate (PET) as raw material.Within 1994, start to be applied to clinical, within 2004, successfully use at home first, authenticate by European CE certification and Chinese SFDA.LARS artificial ligament is to be reeled to close up by polymer fiber net self to form, and is divided into both sides osseous tunnel portion, middle joint fiber portion and two ends draught line portion., in femur and tibial tunnel, adopt respectively one piece of metallic screw extruding fixing when in LARS artificial ligament implantable bone the tunnel.But, this fixed form has not only reduced the contact area of ligament and osseous tunnel, and because screw causes ligament inner space to be reduced to the extruding of ligament, affects autologous tissue and grow into, osseous tunnel inner bolt at a specified future date easily occurs loosening, finally causes the failure of artificial ligament.
Utility model content
Be unfavorable for the healing of ligament Yu Gu road and the not good defect of fixed form for LARS artificial ligament in prior art, the purpose of this utility model is to provide banded collapsible suspension artificial ligament of a kind of hollow pipe and preparation method thereof.The artificial ligament providing according to this utility model can connect button plate increases fixing firm degree, more can increase the contact area of artificial ligament and osseous tunnel, thereby promotes the healing of ligament and osseous tunnel.
According to an aspect of the present utility model, provide a kind of hollow pipe banded collapsible suspension artificial ligament, comprise the first draught line portion 11, the first tibial tunnel knit unit 21, the first intraarticular free-fiber portion 31, the first femur tunnel knit unit 41, the 3rd intraarticular free-fiber portion 5, the second femur tunnel knit unit 42, the interior free-fiber of second joint portion 32, the second tibial tunnel knit unit 22 and the second draught line portion 12 that connect successively;
Wherein, in described the first tibial tunnel knit unit 21, the first intraarticular free-fiber portion 31, the first femur tunnel knit unit 41, the 3rd intraarticular free-fiber portion 5, the second femur tunnel knit unit 42, second joint, free-fiber portion 32, the second tibial tunnel knit unit 22 are flat belt-like structure.
Preferably, described the first tibial tunnel knit unit 21, the first femur tunnel knit unit 41, the second femur tunnel knit unit 42, the second tibial tunnel knit unit 22 include the first braid 91 and the second braid 92, wherein, described the first braid 91 is connected with the second braid 92.
Preferably, a lateral edges of described the first braid 91 is connected with a lateral edges of the second braid 92, and the opposite side edge of described the first braid 91 is connected with the opposite side edge of the second braid 92.
Preferably, the surface of described the first braid 91 fits and is connected with the surface of the second braid 92.
Preferably, described the 3rd intraarticular free-fiber portion 5 is bent into U font.
Preferably, on long axis direction, the length of described the first tibial tunnel knit unit 21 and the second tibial tunnel knit unit 22 is 30mm, in described the first intraarticular free-fiber portion 31 and second joint, the length of free-fiber portion 32 is 30mm, the length of described the first femur tunnel knit unit 41 and the second femur tunnel knit unit 42 is 20mm, and the length of described the 3rd intraarticular free-fiber portion 5 is 10mm.
Preferably, also comprise band button steel plate, wherein, described band button steel plate is connected with the midpoint of described the 3rd intraarticular free-fiber portion 5.
Preferably, in described the first intraarticular free-fiber portion 31, the 3rd intraarticular free-fiber portion 5, second joint, free-fiber portion 32 includes the first free-fiber layer and the second free-fiber layer, wherein, described the first free-fiber layer is connected with the second free-fiber layer, one lateral edges of described the first free-fiber layer is connected with a lateral edges of the second free-fiber layer, and the opposite side edge of described the first free-fiber layer is connected with the opposite side edge of the second free-fiber layer.
Preferably, the surface of described the first free-fiber layer fits and is connected with the surface of the second free-fiber layer.
Preferably, in described the first tibial tunnel knit unit 21, the first intraarticular free-fiber portion 31, the first femur tunnel knit unit 41, the 3rd intraarticular free-fiber portion 5, the second femur tunnel knit unit 42, second joint, the surface of free-fiber portion 32, the second tibial tunnel knit unit 22 is in smoothing junction successively.
The beneficial effect of this utility model patent is in the time using artificial ligament to rebuild people's anterior cruciate ligament, to strengthen the fixing of artificial ligament, increase the contact area of artificial ligament and osseous tunnel, thereby promote the healing in artificial ligament Yu Gu road, it is simple in structure, easy to use.In ACL reconstruction operations, select as required the band button plate of corresponding length and the femur tunnel portion mid point of artificial ligament to be connected.In the time of this artificial ligament implantable bone tunnel, femur tunnel end employing button plate is connected with artificial ligament to suspend in midair and fixes, because of contact area increase to a greater degree in femur and tibial tunnel portion ligament and osseous tunnel, and ligament inner space larger (without screw extruding), can reach and strengthen fixing object.
Brief description of the drawings
By reading the detailed description of non-limiting example being done with reference to the following drawings, it is more obvious that other features, objects and advantages of the present utility model will become:
Fig. 1 illustrates according to the perspective view of the banded collapsible suspension artificial ligament of hollow pipe of the present utility model;
Fig. 2 illustrates according to the cross-sectional structure schematic diagram of free-fiber portion in the first intraarticular free-fiber portion, the 3rd intraarticular free-fiber portion, second joint in the banded collapsible suspension artificial ligament of hollow pipe of the present utility model;
Fig. 3 illustrates according to the structural representation of the first braid and the second braid in the banded collapsible suspension artificial ligament of hollow pipe of the present utility model;
Fig. 4 illustrates according to the cross-sectional structure schematic diagram of the first tibial tunnel knit unit, the first femur tunnel knit unit, the second femur tunnel knit unit, the second tibial tunnel knit unit in the banded collapsible suspension artificial ligament of hollow pipe of the present utility model;
Fig. 5 is the application principle schematic diagram of the banded collapsible suspension artificial ligament of hollow pipe of the present utility model.
Detailed description of the invention
Below in conjunction with specific embodiment, this utility model is elaborated.Following examples will contribute to those skilled in the art further to understand this utility model, but not limit in any form this utility model.It should be pointed out that to those skilled in the art, without departing from the concept of the premise utility, can also make some distortion and improvement.These all belong to protection domain of the present utility model.
This utility model is with respect to application number is 2013101181160, name is called banded collapsible suspension artificial ligament of hollow pipe and preparation method thereof Chinese utility model patent application, its beneficial effect is: thus 1. the femur fixed form of suspension can avoid excessive compression to be more conducive to the contact in artificial ligament material Yu Gu road, promotes implant and host's symphysis; 2. natural A CL is flat belt-like, therefore banded artificial ligament more meets physiology's anatomic construction of anterior cruciate ligament on dissecting, especially on tibia, femur stop, more can realize the banded ligament of theory 3. of anatomy reconstruction compared with columniform artificial ligament, autologous tissue more easily grows in flat artificial ligament, can promote to a greater extent ligament and symphysis; 4. the network structure of relatively loosening can increase the contact area between material and host bone, shortens the healing time of ligament and host bone; 5. the design of free-fiber in articular cavity can be the kneed flexibility ratio that provides enough of bending and stretching; The design of femur end free-fiber, can facilitate for the suspention of femur tunnel external ligament.
The banded collapsible suspension artificial ligament of hollow pipe providing according to this utility model, comprises the first draught line portion 11, the first tibial tunnel knit unit 21, the first intraarticular free-fiber portion 31, the first femur tunnel knit unit 41, the 3rd intraarticular free-fiber portion 5, the second femur tunnel knit unit 42, the interior free-fiber of second joint portion 32, the second tibial tunnel knit unit 22 and the second draught line portion 12, the band button steel plate that connect successively; In described the first tibial tunnel knit unit 21, the first intraarticular free-fiber portion 31, the first femur tunnel knit unit 41, the 3rd intraarticular free-fiber portion 5, the second femur tunnel knit unit 42, second joint, free-fiber portion 32, the second tibial tunnel knit unit 22 are flat belt-like structure.Described band button steel plate is connected with the midpoint of described the 3rd intraarticular free-fiber portion 5.Described the 3rd intraarticular free-fiber portion 5 is bent into U font.
Particularly, on long axis direction, the length of described the first tibial tunnel knit unit 21 and the second tibial tunnel knit unit 22 is 30mm, in described the first intraarticular free-fiber portion 31 and second joint, the length of free-fiber portion 32 is 30mm, the length of described the first femur tunnel knit unit 41 and the second femur tunnel knit unit 42 is 20mm, and the length of described the 3rd intraarticular free-fiber portion 5 is 10mm.In described the first tibial tunnel knit unit 21, the first intraarticular free-fiber portion 31, the first femur tunnel knit unit 41, the 3rd intraarticular free-fiber portion 5, the second femur tunnel knit unit 42, second joint, the surface of free-fiber portion 32, the second tibial tunnel knit unit 22 is in smoothing junction successively.
Further, in described the first intraarticular free-fiber portion 31, the 3rd intraarticular free-fiber portion 5, second joint, free-fiber portion 32 includes the first free-fiber layer and the second free-fiber layer, wherein, described the first free-fiber layer is connected with the second free-fiber layer, one lateral edges of described the first free-fiber layer is connected with a lateral edges of the second free-fiber layer, the opposite side edge of described the first free-fiber layer is connected with the opposite side edge of the second free-fiber layer, and the surface of described the first free-fiber layer fits and is connected with the surface of the second free-fiber layer.
More specifically, described the first tibial tunnel knit unit 21, the first femur tunnel knit unit 41, the second femur tunnel knit unit 42, the second tibial tunnel knit unit 22 include the first braid 91 and the second braid 92, wherein, described the first braid 91 is connected with the second braid 92.One lateral edges of described the first braid 91 is connected with a lateral edges of the second braid 92, and the opposite side edge 9100 of described the first braid 91 is connected with the opposite side edge 9200 of the second braid 92.The surface of described the first braid 91 fits and is connected with the surface of the second braid 92.
Above specific embodiment of the utility model is described.It will be appreciated that, this utility model is not limited to above-mentioned specific implementations, and those skilled in the art can make various distortion or amendment within the scope of the claims, and this does not affect flesh and blood of the present utility model.
Claims (5)
1. the banded collapsible suspension artificial ligament of hollow pipe, it is characterized in that, comprise the interior free-fiber portion (32) of the first draught line portion (11), the first tibial tunnel knit unit (21), the first intraarticular free-fiber portion (31), the first femur tunnel knit unit (41), the 3rd intraarticular free-fiber portion (5), the second femur tunnel knit unit (42), second joint, the second tibial tunnel knit unit (22) and the second draught line portion (12) that connect successively;
Wherein, in described the first tibial tunnel knit unit (21), the first intraarticular free-fiber portion (31), the first femur tunnel knit unit (41), the 3rd intraarticular free-fiber portion (5), the second femur tunnel knit unit (42), second joint, free-fiber portion (32), the second tibial tunnel knit unit (22) are flat belt-like structure;
Described the first tibial tunnel knit unit (21), the first femur tunnel knit unit (41), the second femur tunnel knit unit (42), the second tibial tunnel knit unit (22) include the first braid (91) and the second braid (92), wherein, described the first braid (91) is connected with the second braid (92);
One lateral edges of described the first braid (91) is connected with a lateral edges of the second braid (92), and the opposite side edge of described the first braid (91) is connected with the opposite side edge of the second braid (92); And then first form hollow pipe between braid (91) and the second braid (92);
In described the first intraarticular free-fiber portion (31), the 3rd intraarticular free-fiber portion (5), second joint, free-fiber portion (32) includes the first free-fiber layer and the second free-fiber layer, wherein, described the first free-fiber layer is connected with the second free-fiber layer, one lateral edges of described the first free-fiber layer is connected with a lateral edges of the second free-fiber layer, and the opposite side edge of described the first free-fiber layer is connected with the opposite side edge of the second free-fiber layer.
2. the banded collapsible suspension artificial ligament of hollow pipe according to claim 1, is characterized in that, described the 3rd intraarticular free-fiber portion (5) is bent into U font.
3. the banded collapsible suspension artificial ligament of hollow pipe according to claim 1, it is characterized in that, on long axis direction, the length of described the first tibial tunnel knit unit (21) and the second tibial tunnel knit unit (22) is 30mm, in described the first intraarticular free-fiber portion (31) and second joint, the length of free-fiber portion (32) is 30mm, the length of described the first femur tunnel knit unit (41) and the second femur tunnel knit unit (42) is 20mm, the length of described the 3rd intraarticular free-fiber portion (5) is 10mm.
4. the banded collapsible suspension artificial ligament of hollow pipe according to claim 1, is characterized in that, also comprise band button steel plate, wherein, described band button steel plate is connected with the midpoint of described the 3rd intraarticular free-fiber portion (5).
5. the banded collapsible suspension artificial ligament of hollow pipe according to claim 1, it is characterized in that, in described the first tibial tunnel knit unit (21), the first intraarticular free-fiber portion (31), the first femur tunnel knit unit (41), the 3rd intraarticular free-fiber portion (5), the second femur tunnel knit unit (42), second joint, the surface of free-fiber portion (32), the second tibial tunnel knit unit (22) is in smoothing junction successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420104657.8U CN203953876U (en) | 2014-03-07 | 2014-03-07 | The banded collapsible suspension artificial ligament of hollow pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420104657.8U CN203953876U (en) | 2014-03-07 | 2014-03-07 | The banded collapsible suspension artificial ligament of hollow pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203953876U true CN203953876U (en) | 2014-11-26 |
Family
ID=51914520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420104657.8U Expired - Lifetime CN203953876U (en) | 2014-03-07 | 2014-03-07 | The banded collapsible suspension artificial ligament of hollow pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203953876U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105125317A (en) * | 2015-09-17 | 2015-12-09 | 复旦大学附属华山医院 | Segmented nano coating modified artificial rotator cuff patch |
| CN105125318A (en) * | 2015-09-17 | 2015-12-09 | 复旦大学附属华山医院 | Segmented woven bionical type artificial rotator cuff patch |
| CN105125320A (en) * | 2015-09-28 | 2015-12-09 | 上海凯利泰医疗科技股份有限公司 | Fixing device for ACL (anterior cruciate ligament) and ALL (anterolateral ligament) integrated reconstruction and usage method |
| CN106691628A (en) * | 2017-01-12 | 2017-05-24 | 赵金忠 | Integrated artificial bone ligament bone graft and preparation method thereof |
| WO2017102184A1 (en) | 2015-12-15 | 2017-06-22 | Kneesearch Gmbh | Ligament-preserving implant |
| CN107683122A (en) * | 2015-05-29 | 2018-02-09 | 安东尼奥·桑布瑟蒂 | Ligament prosthesis |
| CN108125731A (en) * | 2017-12-26 | 2018-06-08 | 复旦大学附属华山医院 | Ankle-joint artificial ligament |
-
2014
- 2014-03-07 CN CN201420104657.8U patent/CN203953876U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107683122A (en) * | 2015-05-29 | 2018-02-09 | 安东尼奥·桑布瑟蒂 | Ligament prosthesis |
| CN105125317A (en) * | 2015-09-17 | 2015-12-09 | 复旦大学附属华山医院 | Segmented nano coating modified artificial rotator cuff patch |
| CN105125318A (en) * | 2015-09-17 | 2015-12-09 | 复旦大学附属华山医院 | Segmented woven bionical type artificial rotator cuff patch |
| CN105125320A (en) * | 2015-09-28 | 2015-12-09 | 上海凯利泰医疗科技股份有限公司 | Fixing device for ACL (anterior cruciate ligament) and ALL (anterolateral ligament) integrated reconstruction and usage method |
| CN105125320B (en) * | 2015-09-28 | 2017-03-01 | 上海凯利泰医疗科技股份有限公司 | Anterior cruciate ligament and the fixing device of front lateral ligament one volume reconstruction |
| WO2017102184A1 (en) | 2015-12-15 | 2017-06-22 | Kneesearch Gmbh | Ligament-preserving implant |
| DE102015225218A1 (en) | 2015-12-15 | 2017-06-22 | Kneesearch Gmbh | Band-holding implant |
| DE102015225218B4 (en) | 2015-12-15 | 2023-03-09 | Kneesearch Gmbh | Implant for insertion into a joint to support a ligament |
| CN106691628A (en) * | 2017-01-12 | 2017-05-24 | 赵金忠 | Integrated artificial bone ligament bone graft and preparation method thereof |
| CN108125731A (en) * | 2017-12-26 | 2018-06-08 | 复旦大学附属华山医院 | Ankle-joint artificial ligament |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203953876U (en) | The banded collapsible suspension artificial ligament of hollow pipe | |
| CN202875536U (en) | Folding suspension type artificial ligament | |
| Eames et al. | Distal biceps tendon anatomy: a cadaveric study | |
| CN104173095B (en) | A kind of orthopaedics extrusion screw | |
| CN103315798B (en) | Bone tunnel fixator for anterior cruciate ligament reconstruction | |
| CN102908209A (en) | Double-hole suspension type artificial ligament | |
| CN201260694Y (en) | I-shaped synarthrosis bone plate | |
| CN105520777A (en) | Bone plate implanted from front inner side of distal femur | |
| CN203195798U (en) | Easy molding folding suspension type artificial ligament | |
| CN204484405U (en) | The hollow tubular suspension type artificial ligament that nano coating is modified | |
| CN108371568A (en) | A kind of cruciate ligaments of knee joint reconstruction fixation device | |
| CN103830020A (en) | Hollow tubular banded foldable suspension type artificial ligament | |
| CN204698754U (en) | The hollow tubular Foldable suspension-type artificial ligament that nano coating is modified | |
| CN102908210B (en) | Single-hole suspended artificial ligament | |
| CN203303135U (en) | Bone tunnel fixing device for rebuilding anterior cruciate ligament | |
| CN105125318B (en) | Segmented woven bionical type artificial rotator cuff patch | |
| CN105125317B (en) | Segmented nano coating modified artificial rotator cuff patch | |
| CN202875533U (en) | Double-hole suspension type artificial ligament | |
| CN105125320B (en) | Anterior cruciate ligament and the fixing device of front lateral ligament one volume reconstruction | |
| CN204072300U (en) | A kind of bone screw | |
| CN102908212B (en) | Sectional-type annular suspended artificial ligament | |
| CN205144792U (en) | Artifical shoulder sleeve patch of bionic -type | |
| CN103190964A (en) | Easy-molded folding suspension type artificial ligament and preparation method thereof | |
| CN102908211A (en) | Integral annular suspension artificial ligament | |
| CN204468239U (en) | The embedding nail pressing of biological Rhizoma Sparganii |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160602 Address after: 201209, B, building 409, building 977, 1 Feng Feng Road, Shanghai, Pudong New Area Patentee after: SHANGHAI LIGETAI BIOLOGICAL TECHNOLOGY Co.,Ltd. Address before: 200040 Urumqi Middle Road, Shanghai, No. 12, No. Patentee before: HUASHAN HOSPITAL, FUDAN University |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Room 409, Block B, Building 1, No. 977 Shangfeng Road, Pudong New Area, Shanghai, September 2012 Patentee after: Shanghai Ligetai Biotechnology Co.,Ltd. Address before: Room 409, Block B, Building 1, No. 977 Shangfeng Road, Pudong New Area, Shanghai, September 2012 Patentee before: SHANGHAI LIGETAI BIOLOGICAL TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141126 |