CN103494658B - A kind of can Wicresoft implant combined spinal cage assembly - Google Patents
A kind of can Wicresoft implant combined spinal cage assembly Download PDFInfo
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- CN103494658B CN103494658B CN201310359506.7A CN201310359506A CN103494658B CN 103494658 B CN103494658 B CN 103494658B CN 201310359506 A CN201310359506 A CN 201310359506A CN 103494658 B CN103494658 B CN 103494658B
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- fusion
- fusion component
- component
- wicresoft
- spinal cage
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/44—Joints for the spine, e.g. vertebrae, spinal discs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Neurology (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
Abstract
The present invention relates to a kind of Invasive lumbar fusion device, in particular disclose a kind of can Wicresoft implant combined spinal cage assembly, comprise fusion device and gatherer, fusion device comprises fusion device main body, the soleplate contact surface of fusion device main body is provided with the aperture for filling bone grafting, fusion device main body is made up of the first fusion component, the second fusion component and the 3rd fusion component successively, and each fusion component inside is hollow-core construction.The joint face of two adjacent fusion component is respectively equipped with the concave surface and convex surface that match, on each fusion component joint face and the 3rd fusion component bottom surface is provided with screw hole and jack, can be relatively fixing, the bottom surface of the 3rd fusion component is also provided with four fixed screw holes and sealing strip, sealing can be carried out and fix.The combined fusion device of the present invention, large with upper hypocentrum contact area, according to the assembly strutting highly selection different model of intervertebral, only need a less cut and hang can import each fusion component successively, can Minimally Invasive Surgery be done, reduce damage.
Description
Technical field
The present invention relates to a kind of Invasive lumbar fusion device, particularly relate to a kind of can the combined spinal cage assembly implanted of Wicresoft.
Background technology
Degeneration vertebrae disease is orthopaedics common disease, as lumbar degenerative landing, Segmental defect, lumbar intervertebral disc source property disease etc., all can cause lower pain in the lumbar region pain, limb motion sensory disturbance.Mercer proposed the fusion of vertebra post Perfected process in 1936 is intervertebral fusion, and first by titanium rete, intervertebral disc marrow nuclear excising also, after processing soleplate, is selected suitable Invasive lumbar fusion device, is implanted to intervertebral space.The method that current waist intervertebral fusion is commonly used is anterior intervertebral fusion art, posterior lumbar interbody fusion, transforaminal approach lumbar intervertebral fusion and axial lumbar intervertebral fusion.
Current Invasive lumbar fusion device mainly contains following weak point, first, fusion device conventional is at present less, itself does not have fixture, also need to use pedicle screw system internal fixtion in addition, increase otch or prolonged incison like this, cause patient's more poly-injury, also increase patients ' expenses, pedicle screw likely needs second operation to take out simultaneously.Secondly, recently external discovery inserts larger single piece of spinal cage from dypass minimal incision * Wicresoft, without the need to pedicle system internal fixtion, but side approach can not do way of escape spinal canal decompression and intervertebral disc rear is given prominence to, and cause the nerve compression of the main canalis spinalis in the wings of the change of patient's symptoms of lower extremity, side approach can not solve main portions pathological changes, waist 5 sacrum 1(L
5s
1) gap can not do the operation of side approach.
Summary of the invention
The present invention is directed to fusion device in prior art less, itself does not have fixture, and insert larger Single cage from dypass otch, but the shortcomings such as main portions pathological changes can not be solved, object there is provided a kind of from lumbar vertebral posterior minimal incision * enter can Wicresoft implant combined spinal cage, only need less otch, insert fusion device assembly successively, do not need to fix with pedicle screw simultaneously, reduce damage, shorten operating time, without the need to second operation.
In order to solve the problems of the technologies described above, the present invention is solved by following technical proposals:
A kind of can Wicresoft implant combined spinal cage, comprise fusion device main body, the soleplate contact surface of fusion device main body is provided with the aperture for filling bone grafting, fusion device main body is made up of the first fusion component, the second fusion component and the 3rd fusion component successively, and each fusion component inside is hollow-core construction.
As preferably, fusion device main body comprises the first fusion component, the second fusion component and the 3rd fusion component.Only need less cut and hang in operation process, insert the first fusion component, the second fusion component and the 3rd fusion component successively, can Minimally Invasive Surgery be done, reduce damage.
As preferably, fusion device main body soleplate contact surface is provided with the aperture for filling bone grafting, and each fusion component inside is hollow-core construction.Fusion component inside is hollow-core construction, is convenient to place bone graft, and fusion device main body soleplate contact surface is provided with multiple aperture, is beneficial to bone-graft fusion.
As preferably, the joint face of two adjacent fusion component is respectively equipped with the concave surface and convex surface that match.Adjacent fusion component is connected with convex surface successively by concave surface, is convenient to involutory placement between disk fusion assembly, prevents the slip between fusion component, plays the effect of fixing fusion device main body.
As preferably, the bottom surface of the first fusion component, joint face between the second fusion component and the 3rd fusion component and the 3rd fusion component is equipped with jack and screw hole.Each fusion component is provided with screw hole, an available set bolt is through the screw hole of each fusion component, and each fusion component is relatively fixing, and each fusion component is provided with jack, the arc hook be convenient on import tool inserts this jack, each fusion component is imported in vertebral body.
As preferably, the bottom surface of the 3rd fusion component is also provided with four fixed screw holes and sealing strip.Fix screw by four fixed screw holes fusion device and upper hypocentrum are fixed, sealing strip is rotated by rotating shaft and is overlapped with patchhole by the through hole on sealing strip, and fix by screw means, prevent from being fixed on set bolt in each fusion component and exit, play the effect that sealing is fixing.
As preferably, jack is consistent with through hole specification.Be convenient to through hole on sealing strip overlap with jack, be screwed, seal.
As preferably, the length of the first fusion component, the second fusion component and the 3rd fusion component is 30 ~ 35mm, and thickness is 7 ~ 12mm.According to the fusion component strutting height different choice different model between vertebra, can have wide range of applications in the process of operation.
Can Wicresoft implant a combined spinal cage assembly, comprise a kind of can Wicresoft implant combined spinal cage, also comprise gatherer, gatherer comprises import tool body, import tool body comprises handle and imports end, and handle and importing end intersect vertically, and are L shape.
As preferably, the handle of import tool body is provided with salient point, import tool body importing end be provided with arc hook.The handle of import tool is provided with salient point and is convenient to carry out necessary knocking in operation process, and the arc hook of the importing end of import tool can be inserted into the jack of each fusion component, and auxiliary fusion device imports in vertebral body.
As preferably, jack with import the arc hook held and match.
The invention provides a kind of can Wicresoft implant combined spinal cage assembly, comprise fusion device and gatherer, fusion device comprises fusion device main body, the soleplate contact surface of fusion device main body is provided with the aperture for filling bone grafting, fusion device main body is successively by the first fusion component, second fusion component and the 3rd fusion component composition, each fusion component inside is hollow-core construction, in operation process, only need less cut and hang, according to the fusion component of the height different choice different model of ridge intervertebral pulling, successively by the first fusion component, second fusion component and the 3rd fusion component are inserted in vertebral body, by the involutory placement of the male and fomale(M&F) on fusion component joint face, anti-sliding stop, on each fusion component joint face and the 3rd fusion component bottom surface is provided with screw hole and jack simultaneously, screw hole is fixed relatively by fixed screw, the bottom surface of the 3rd fusion component is also provided with four fixed screw holes and sealing strip, carry out sealing to fix.Fusion device main body is inserted into jack by the arc hook on gatherer and fusion component is imported successively.Fusion device is combined, implants successively from lumbar vertebral posterior minimal incision *, can do Minimally Invasive Surgery, reduces damage, shortens operating time.
Accompanying drawing explanation
Fig. 1 is the axonometric chart of the combined spinal cage of the present invention.
Fig. 2 is the combined spinal cage top view of the present invention.
Fig. 3 is the combined spinal cage side view of the present invention.
Fig. 4 is the first fusion component front view in Fig. 1.
Fig. 5 is the second fusion component front view in Fig. 1.
Fig. 6 is the 3rd fusion component front view in Fig. 1.
Fig. 7 is the import tool figure of the combined spinal cage of the present invention.
Fig. 8 is the front view after the combined spinal cage of the present invention imports intervertebral disc.
The toponym that in accompanying drawing, each number designation refers to is as follows: 1-fusion device main body, 2-the first fusion component, 3-the second fusion component, 4-the three fusion component, 5-jack, 6-screw hole, 7-fixed screw holes, 8-sealing strip, 9-aperture, 10-concave surface, 11-soleplate contact surface, 12-convex surface, 13-import tool body, 14-upper vertebral body, 15-intervertebral disc, 16-hypocentrum, 17-perform the operation place of windowing, 81-rotating shaft, 82-through hole, 131-hands handle, 132-import end, 133-salient point, 134-arc hook.
Detailed description of the invention
Below in conjunction with accompanying drawing and embodiment, the present invention is described in further detail.
Embodiment 1
A kind of can Wicresoft implant combined spinal cage assembly, comprise a kind of can Wicresoft implant combined spinal cage, as shown in figs. 1 to 6, fusion device comprises fusion device main body 1, the soleplate contact surface 11 of fusion device main body 1 is provided with the aperture 9 for filling bone grafting, fusion device main body 1 is made up of the first fusion component 2, second fusion component 3 and the 3rd fusion component 4 successively, and each fusion component inside is hollow-core construction.Placement bone graft is convenient to for hollow-core construction in each fusion component inside, and the soleplate contact surface 11 of fusion device main body 1 is provided with multiple aperture 9 for filling bone grafting, is beneficial to bone-graft fusion.The joint face of two adjacent fusion component is respectively equipped with the concave surface 10 matched and convex surface 12, be connected successively with convex surface 12 by concave surface 10, be convenient to involutory placement between disk fusion assembly, prevent the slip between fusion component, play the effect of fixing fusion device main body 1.First fusion component 2, the bottom surface of the joint face between the second fusion component 3 and the 3rd fusion component 4 and the 3rd fusion component 4 is equipped with jack 5 and screw hole 6, each fusion component is relatively fixing, the bottom surface of the 3rd fusion component 4 is also provided with four fixed screw holes 7 and sealing strip 8, fix screw by four fixed screw holes 7 fusion device main body 1 and upper hypocentrum are fixed, sealing strip 8 is rotated by rotating shaft 81 and is overlapped with jack 5 by the through hole 82 on sealing strip, jack 5 is identical with through hole 82 specification, and fix by screw means, prevent from being fixed on set bolt in each fusion component to exit, play the effect that sealing is fixing.
A kind of can Wicresoft implant combined spinal cage assembly, comprise a kind of can Wicresoft implant combined spinal cage, also comprise gatherer, as shown in Figure 7, the handle 131 of import tool body 13 is provided with salient point 133, is convenient to carry out in operation process necessary knocking, import tool body 13 importing end 132 be provided with arc hook 134, arc hook 134 can be inserted into the jack 5 of each fusion component, and auxiliary fusion device imports in vertebral body.The length of each fusion component of fusion device main body 1 is 30 ~ 35mm, and thickness is 7 ~ 12mm, can according to the fusion component strutting height different choice different model between vertebra.
During operation, first enter from lumbar vertebral posterior minimal incision *, titanium rete and excision vertebral pulp, 17 are windowed from the operation of intervertebral disc 15, first fusion component 2 is pushed into vertebral body far-end by the jack 5 utilizing the arc hook 134 on import tool 13 to insert in the first fusion component 2, then the second fusion component 3 is implanted by identical method, first fusion component is connected with convex surface 12 docking with the concave surface 10 of the second fusion component, play anti-skidding fixing effect, again implant the 3rd fusion component 4 by identical method, second fusion component 3 is connected with convex surface 12 docking with the concave surface 10 of the 3rd fusion component 4, then with the screw hole 6 of a set bolt through each fusion component, each fusion component of fusion device main body 1 is fixed relatively.Fix screw by four fixed screw holes 7 in the 3rd fusion component 4 the fusion device main body 1 of intervertebral disc 15 is fixed with upper vertebral body 14 and hypocentrum 16, strip of paper used for sealing mouth 8 in 3rd fusion component is rotated by rotating shaft 81, through hole 82 on sealing strip is overlapped with jack 5, then fix by a screw means, prevent the set bolt be fixed on each fusion component screw hole 6 from skidding off.
In a word, the foregoing is only preferred embodiment of the present invention, all equalizations done according to patent application the scope of the claims change and modify, and all should belong to the covering scope of patent of the present invention.
Claims (6)
1. one kind can Wicresoft implant combined spinal cage, comprise fusion device main body (1), the soleplate contact surface (11) of fusion device main body (1) is provided with the aperture (9) for filling bone grafting, it is characterized in that: fusion device main body (1) is made up of the first fusion component (2), the second fusion component (3) and the 3rd fusion component (4) successively, each fusion component inside is hollow-core construction; The bottom surface of the first fusion component (2), joint face between the second fusion component (3) and the 3rd fusion component (4) and the 3rd fusion component (4) is equipped with jack (5) and screw hole (6); The bottom surface of the 3rd fusion component (4) is also provided with four fixed screw holes (7) and sealing strip (8); Four fixed screw holes (7) are evenly distributed in the top and the bottom of the bottom surface screw hole (6) of the 3rd fusion component (4), and sealing strip (8) is provided with rotating shaft (81) and through hole (82); Jack (5) is identical with through hole (82) specification.
2. according to claim 1 a kind of can Wicresoft implant combined spinal cage, it is characterized in that: the joint face of two adjacent fusion component is respectively equipped with the concave surface (10) and convex surface (12) that match.
3. according to claim 1 a kind of can Wicresoft implant combined spinal cage, it is characterized in that: the length of the first fusion component (2), the second fusion component (3) and the 3rd fusion component (4) is 30 ~ 35mm, and thickness is 7 ~ 12mm.
4. one kind can Wicresoft implant combined spinal cage assembly, comprise according to claim 1 a kind of can Wicresoft implant combined spinal cage, also comprise gatherer, it is characterized in that: gatherer comprises import tool body (13), import tool body (13) comprises handle (131) and imports end (132), handle (131) and importing end (132) intersect vertically, and are L shape.
5. according to claim 4 a kind of can Wicresoft implant combined spinal cage assembly, it is characterized in that: the handle (131) of import tool body (13) is provided with salient point (133), import end (132) and be provided with arc hook (134).
6. according to claim 5 a kind of can the combined spinal cage assembly implanted of Wicresoft, it is characterized in that: the arc hook (134) on jack (5) and import tool body (13) matches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310359506.7A CN103494658B (en) | 2013-08-16 | 2013-08-16 | A kind of can Wicresoft implant combined spinal cage assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310359506.7A CN103494658B (en) | 2013-08-16 | 2013-08-16 | A kind of can Wicresoft implant combined spinal cage assembly |
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| CN103494658A CN103494658A (en) | 2014-01-08 |
| CN103494658B true CN103494658B (en) | 2015-09-30 |
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| CN201310359506.7A Expired - Fee Related CN103494658B (en) | 2013-08-16 | 2013-08-16 | A kind of can Wicresoft implant combined spinal cage assembly |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105326586B (en) * | 2015-12-08 | 2018-10-12 | 北京市富乐科技开发有限公司 | Splice type lumbar vertebra posterior fusion device |
| CN106073953B (en) * | 2016-08-26 | 2017-12-08 | 常州好利医疗科技有限公司 | Coordinated type Invasive lumbar fusion device |
| CN107898538A (en) * | 2017-12-15 | 2018-04-13 | 苏州博习医疗科技有限公司 | A kind of swell-shrink minimally invasive intervertebral shaping fusing device |
| CN111700716B (en) * | 2020-06-24 | 2021-06-25 | 四川大学华西医院 | Combined cervical vertebra uncinate vertebral joint fusion device |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19818143A1 (en) * | 1998-04-23 | 1999-10-28 | Medinorm Ag | Device for connecting vertebrae of the spine |
| US6159211A (en) * | 1998-10-22 | 2000-12-12 | Depuy Acromed, Inc. | Stackable cage system for corpectomy/vertebrectomy |
| US8974528B2 (en) * | 2003-10-08 | 2015-03-10 | The University Of North Carolina At Chapel Hill | Spine replacement system for the treatment of spine instability and degenerative disc disease |
| CN101015477B (en) * | 2007-02-16 | 2010-05-26 | 王建华 | Minimally Invasive lumbar fusion device |
| WO2009042672A1 (en) * | 2007-09-24 | 2009-04-02 | University Of South Florida | Vertebral body cage |
| JP5406209B2 (en) * | 2007-12-12 | 2014-02-05 | インテリジェント インプラント システムズ | Load balancing interbody fusion device |
| CN201719409U (en) * | 2010-06-30 | 2011-01-26 | 邓忠良 | Minimally invasive combined type absorbable intervertebral fusing device |
| US9144506B2 (en) * | 2011-08-11 | 2015-09-29 | Jeff Phelps | Interbody axis cage |
| CN202386760U (en) * | 2011-12-09 | 2012-08-22 | 中国科学院深圳先进技术研究院 | Interbody fusion cage |
| CN103194814A (en) * | 2013-04-07 | 2013-07-10 | 浙江四海氨纶纤维有限公司 | Polymer for increasing speed for spinning fine-denier filaments in Nisshinbo dry process |
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