CN107174383A - One kind can strut type Invasive lumbar fusion device - Google Patents
One kind can strut type Invasive lumbar fusion device Download PDFInfo
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- CN107174383A CN107174383A CN201710582494.2A CN201710582494A CN107174383A CN 107174383 A CN107174383 A CN 107174383A CN 201710582494 A CN201710582494 A CN 201710582494A CN 107174383 A CN107174383 A CN 107174383A
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- seat
- regulating block
- device seat
- wedge
- groove
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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
- A61F2/4455—Joints for the spine, e.g. vertebrae, spinal discs for the fusion of spinal bodies, e.g. intervertebral fusion of adjacent spinal bodies, e.g. fusion cages
-
- 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
- A61F2002/30316—The prosthesis having different structural features at different locations within the same prosthesis; Connections between prosthetic parts; Special structural features of bone or joint prostheses not otherwise provided for
- A61F2002/30329—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements
- A61F2002/30518—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements with possibility of relative movement between the prosthetic parts
-
- 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
- A61F2002/30316—The prosthesis having different structural features at different locations within the same prosthesis; Connections between prosthetic parts; Special structural features of bone or joint prostheses not otherwise provided for
- A61F2002/30535—Special structural features of bone or joint prostheses not otherwise provided for
- A61F2002/30537—Special structural features of bone or joint prostheses not otherwise provided for adjustable
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Neurology (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The present invention relates to medicine equipment manufacture technology field, specifically one kind can strut type Invasive lumbar fusion device, it is characterized in that the fusion device is made up of fusion contact mechanism and driving spreading mechanism, fusion contact mechanism is made up of upper device seat and lower device seat, described driving placement mechanism is by adjusting screw rod, left regulating block, right regulating block composition, left regulating block and right regulating block is driven to move inward simultaneously by the rotation of adjusting screw rod, and then pull open device seat and lower device seat the distance between realize strutting for fusion device, with the distracting force using Invasive lumbar fusion device, recover the height and tension force of vertebra section, realize and release compressing, recover vertebra physiological camber, Invasive lumbar fusion device Bony union, the advantages of ensureing spinal stabilization.
Description
Technical field
The present invention relates to medicine equipment manufacture technology field, specifically a kind of distracting force of utilization Invasive lumbar fusion device,
Recover the height and tension force of vertebra section, realize and release compressing, recover vertebra physiological camber, Invasive lumbar fusion device Bony union is ensured
Spinal stabilization struts type Invasive lumbar fusion device.
Background technology
It is well known that backbone retrogression is common on Orthopedic Clinical, degeneration of intervertebral disc common are, spinal canal stenosis,
Spondylolisthesis, compressing spinal cord or nerve root person often need operative treatment, thoroughly release compressing, recover vertebra physiological camber, ensure ridge
Post is stable.Another part deformity of spine, wound, tumour, reprocess operation and infected patient also need sometimes row interbody fusion with
Stable lumbar motion segment.Invasive lumbar fusion device has preferable curative effect for above spinal disease, and its is simple to operate, easy to use, fusion
Rate is high, the complication of no bone grafting fusion, through it is commonly used with it is clinical.
The content of the invention
Present invention aim to address above-mentioned the deficiencies in the prior art there is provided a kind of distracting force of utilization Invasive lumbar fusion device,
Recover the height and tension force of vertebra section, realize and release compressing, recover vertebra physiological camber, Invasive lumbar fusion device Bony union is ensured
Spinal stabilization struts type Invasive lumbar fusion device.
The technical solution adopted for the present invention to solve the technical problems is：
One kind can strut type Invasive lumbar fusion device, it is characterised in that the fusion device is by fusion contact mechanism and driving spreading mechanism group
Into described fusion contact mechanism is made up of upper device seat and lower device seat, and the lower section two ends of described upper device seat are respectively equipped with to two
The inclined upper wedge surface in side, the middle part of upper wedge surface is provided with the upper wedge groove parallel with upper wedge surface, side before and after the lower section of described upper device seat
Middle part is respectively equipped with positioning seat, during the upper device seat of described upper positioning seat medial surface is provided with below insertion groove, upper positioning seat
The lower placement vallecular cavity for being used to place driving spreading mechanism of both ends open of the portion provided with bar shaped, the top two ends of described lower device seat
It is respectively equipped with inclined with the symmetrical lower wedge surface of upper wedge surface to both sides, the middle part of lower wedge surface is provided with and the upper symmetrical hyposphene of wedge groove
It is respectively equipped with the insertion seat coordinated with insertion groove in the middle part of groove, the top front and back sides of described lower device seat, described insertion seat
The lower device seat in outside is provided with the locating slot inserted for upper positioning seat, and the upper center of described lower device seat is provided with and lower standing groove
The upper placement vallecular cavity that chamber is engaged, lower placement vallecular cavity is engaged to form driving spreading mechanism placed cavity, driving with upper placement vallecular cavity
Provided with driving placement mechanism in mechanism placed cavity, described driving placement mechanism is by adjusting screw rod, left regulating block, right regulating block group
Into, be respectively equipped with above described left regulating block and right regulating block with upper device seat in upper wedge surface coordinate side on wedge surface, side
Upper wedge surface is provided with wedge block on the side that is engaged with upper wedge groove, described left regulating block and right regulating block be respectively arranged below with
The side lower wedge surface that lower wedge surface in lower device seat coordinates, side lower wedge surface is provided with wedge block under the side being engaged with hyposphene groove, described
The middle part of left regulating block and right regulating block is provided with regulation screwed hole, and described adjusting screw rod left side is provided with the outer spiral shell rotated forward
Line, the right side of adjusting screw rod is provided with the external screw thread reversely rotated, and the left end of adjusting screw rod is connected with left regulating block, adjusts spiral shell
The right-hand member of bar is connected through driving spreading mechanism placed cavity with right regulating block, and left regulating block is driven by the rotation of adjusting screw rod
Move inward simultaneously with right regulating block, and then pull open the distance between device seat and lower device seat and realize strutting for fusion device.
Be provided with detent on the inside of the upper positioning seat of upper device seat of the present invention, the insertion seat of described lower device seat it is outer
Side is provided with the positioning boss being engaged with detent, and the mating reaction of positioning boss and detent makes device seat and lower device seat
It is parallel to move up, it is ensured that the stability of structure.
The middle part of upper device seat of the present invention and the middle part of lower device seat are respectively equipped with and driving spreading mechanism placed cavity phase
The plant bar hole of connection, facilitates bone grafting thing to be blended with surrounding tissue, so that Invasive lumbar fusion device is more easy to Bony union.
The front and rear sides of upper device seat of the present invention and the front and rear sides of lower device seat are respectively equipped with and driving spreading mechanism
The bar shaped circular hole that placed cavity is connected, facilitates bone grafting thing to be blended with surrounding tissue, so that Invasive lumbar fusion device is more easy to bone and melted
Close.
The upper surface of upper device seat of the present invention and the lower surface of lower device seat are respectively equipped with jagged anti-slop serrations, and this is prevented
Slip teeth matches with corpus vertebrae face, prevents fusion device from shifting.
Upper wedge groove in upper device seat of the present invention is set to dovetail groove, left regulating block with the side of right regulating block on wedge surface
Provided with wedge block on the dove-tail form side being engaged with dovetail groove, the hyposphene groove in described lower device seat is set to dovetail groove, left regulating block
Wedge block under the dove-tail form side being engaged with dovetail groove is provided with the side lower wedge surface of right regulating block, is connected, protected by dovetail configuration
Device seat, lower device seat and left regulating block, the compactness of right regulating block connection on card, prevent loose, influence using effect between structure.
Wedge block is set to rectangle, circular arc, polygon or different under wedge block, hyposphene groove, side on upper wedge groove of the present invention, side
Shape.
The present invention is due to merging adjusting screw rod and a left side in upper device seat and lower device seat in contact mechanism, driving spreading mechanism
Mating reaction between regulating block, right regulating block, makes left regulating block and the inside sidesway of right regulating block by the rotation of adjusting screw rod
It is dynamic and then by the increase of the distance between upper device seat and lower device seat, the effect for strutting fusion device is realized, with utilizing Invasive lumbar fusion device
Distracting force, recover vertebra section height and tension force, realize release compressing, recover vertebra physiological camber, Invasive lumbar fusion device bone
Fusion, the advantages of ensureing spinal stabilization.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of upper device seat in the present invention, wherein, 2-1 is top perspective view, and 2-2 is look up stereogram.
Fig. 3 is the structural representation of lower device seat in the present invention, wherein, 3-1 is top perspective view, and 3-2 is look up stereogram.
Fig. 4 is left regulating block structural representation.
Fig. 5 is right regulating block structural representation.
Fig. 6 is the use state figure of the present invention, and wherein 6-1 is to strut preceding schematic diagram, and 6-2 is to strut rear schematic diagram.
Embodiment
The present invention is further described below in conjunction with the accompanying drawings：
As shown in drawings, one kind can strut type Invasive lumbar fusion device, it is characterised in that the fusion device is by fusion contact mechanism and driving
Spreading mechanism is constituted, and described fusion contact mechanism is made up of upper device seat 1 and lower device seat 2, the lower section two ends of described upper device seat 1
It is respectively equipped with to the inclined upper wedge surface 3 in both sides, the middle part of upper wedge surface 3 is provided with the upper wedge groove 4 parallel with upper wedge surface 3, and described is upper
Middle side part is respectively equipped with positioning seat 5 before and after the lower section of device seat 1, and the upper device seat 1 of the described medial surface of upper positioning seat 5, which is provided with, to be inserted
Enter groove 6, the upper lower section of positioning seat 5 middle part is provided with the lower placement vallecular cavity 7 for being used to place driving spreading mechanism of the both ends open of bar shaped,
The top two ends of described lower device seat 2 be respectively equipped with it is inclined with the symmetrical lower wedge surface 8 of upper wedge surface 3 to both sides, in lower wedge surface 8
Portion is provided with to be respectively equipped with and insertion groove 6 with the symmetrical hyposphene groove 9 of upper wedge groove 4, the top front and back sides middle part of described lower device seat 2
The insertion seat 25 of cooperation, the lower device seat 2 in the described outside for inserting seat 25 is provided with the locating slot 10 inserted for upper positioning seat 5,
The upper center of described lower device seat 2 is provided with the upper placement vallecular cavity 11 being engaged with lower placement vallecular cavity 7, lower placement vallecular cavity 11 with it is upper
Vallecular cavity 7 is placed to be engaged to be formed provided with driving placement mechanism in driving spreading mechanism placed cavity, drive mechanism placed cavity, it is described
Driving placement mechanism is made up of adjusting screw rod 12, left regulating block 13, right regulating block 14, described left regulating block 13 and right regulating block
14 top is respectively equipped with wedge surface 15 on wedge surface 15 on the side coordinated with the upper wedge surface 3 in upper device seat 1, side and is provided with and upper wedge groove
Wedge block 16 on 4 sides being engaged, described left regulating block 13 and right regulating block 14 be respectively arranged below with lower device seat 2 under
The side lower wedge surface 17 that wedge surface 8 coordinates, side lower wedge surface 17 is provided with wedge block 18, described left tune under the side being engaged with hyposphene groove 9
The middle part of locking nub 13 and right regulating block 14 is provided with regulation screwed hole 19, and the described left side of adjusting screw rod 12 is provided with what is rotated forward
External screw thread, the right side of adjusting screw rod 12 is provided with the external screw thread reversely rotated, the left end of adjusting screw rod 12 and the left phase of regulating block 13
Connection, the right-hand member of adjusting screw rod 12 is connected through driving spreading mechanism placed cavity with right regulating block 14, passes through adjusting screw rod 12
Rotation drive left regulating block 13 and right regulating block 14 to move inward simultaneously, and then pull open between device seat 1 and lower device 2
Distance realizes strutting for fusion device, and the inner side of upper positioning seat 5 of described upper device seat 1 is provided with detent 20, described lower device seat 2
The outside of insertion seat 25 be provided with the positioning boss 21 that is engaged with detent 20, positioning boss 21 is matched somebody with somebody with detent 20
With making, upper device seat 1 is parallel with lower device seat 2 to be moved up for cooperation, it is ensured that the stability of structure, the middle part of described upper device seat 1 and lower device seat
2 middle part is respectively equipped with the plant bar hole 22 being connected with driving spreading mechanism placed cavity, facilitates bone grafting thing and surrounding tissue phase
Fusion, so that Invasive lumbar fusion device is more easy to Bony union, the front and rear sides and the front and rear sides of lower device seat 2 of described upper device seat 1
The bar shaped circular hole 23 being connected with driving spreading mechanism placed cavity is respectively equipped with, facilitates bone grafting thing to be blended with surrounding tissue, from
And Invasive lumbar fusion device is more easy to Bony union, the described upper surface of upper device seat 1 and the lower surface of lower device seat 2 is respectively equipped with sawtooth
The anti-slop serrations 24 of shape, the anti-slop serrations 24 match with corpus vertebrae face, prevent fusion device from shifting, upper in described upper device seat 1
Wedge groove 4 is set to dovetail groove, and left regulating block 13 is provided with the dovetail being engaged with dovetail groove with wedge surface 15 on the side of right regulating block 14
Hyposphene groove 9 in wedge block 16 on type side, described lower device seat 2 is set to dovetail groove, left regulating block 13 with the side of right regulating block 14
Wedge surface 17 is provided with wedge block 18 under the dove-tail form side that is engaged with dovetail groove, is connected by dovetail configuration, it is ensured that upper device seat 1, under
The compactness that device seat 2 and left regulating block 13, right regulating block 14 are connected, prevents loose, influence using effect between structure, described
Wedge block is set to rectangle, circular arc, polygon or abnormity under wedge block, hyposphene groove, side on upper wedge groove, side.
Operationally, by rotating adjusting screw rod 12, adjusting screw rod 12 drives left regulating block 13 and right regulating block to the present invention
14 relatively move to inner side, and left regulating block 12 and right regulating block 13 make fusion device continuous by the effect of upper wedge surface 3 and lower wedge surface 8
Parallel opening, in use, making left tune by rotating adjusting screw rod 12 after the fusion device is implanted into human body intervertenral space, implantation intervertenral space
Locking nub 13 and right regulating block 14 drive upper device seat 1 and lower device seat 2 to strut and obtain firm support with intervertebral foramen cooperation, and support is completed
After can be implanted into bone grafting thing from plant bar hole 22 and bar shaped circular hole 23 fusion is contacted with surrounding tissue so that Invasive lumbar fusion device is more
Easy Bony union, the present invention is due to merging the regulation spiral shell in upper device seat 1 and lower device seat 2 in contact mechanism, driving spreading mechanism
Mating reaction between bar 12 and left regulating block 13, right regulating block 14, makes the left He of regulating block 13 by the rotation of adjusting screw rod 12
Right regulating block 14 moves inward and then increases upper device seat 1 and lower device seat the distance between 2, realizes the work for strutting fusion device
With with the distracting force using Invasive lumbar fusion device, the height and tension force of recovery vertebra section is realized and releases compressing, recovers vertebra and gives birth to
Manage curvature, Invasive lumbar fusion device Bony union, the advantages of ensureing spinal stabilization.
Claims (7)
1. one kind can strut type Invasive lumbar fusion device, it is characterised in that the fusion device is by fusion contact mechanism and driving spreading mechanism group
Into described fusion contact mechanism is made up of upper device seat and lower device seat, and the lower section two ends of described upper device seat are respectively equipped with to two
The inclined upper wedge surface in side, the middle part of upper wedge surface is provided with the upper wedge groove parallel with upper wedge surface, side before and after the lower section of described upper device seat
Middle part is respectively equipped with positioning seat, during the upper device seat of described upper positioning seat medial surface is provided with below insertion groove, upper positioning seat
The lower placement vallecular cavity for being used to place driving spreading mechanism of both ends open of the portion provided with bar shaped, the top two ends of described lower device seat
It is respectively equipped with inclined with the symmetrical lower wedge surface of upper wedge surface to both sides, the middle part of lower wedge surface is provided with and the upper symmetrical hyposphene of wedge groove
It is respectively equipped with the insertion seat coordinated with insertion groove in the middle part of groove, the top front and back sides of described lower device seat, described insertion seat
The lower device seat in outside is provided with the locating slot inserted for upper positioning seat, and the upper center of described lower device seat is provided with and lower standing groove
The upper placement vallecular cavity that chamber is engaged, lower placement vallecular cavity is engaged to form driving spreading mechanism placed cavity, driving with upper placement vallecular cavity
Provided with driving placement mechanism in mechanism placed cavity, described driving placement mechanism is by adjusting screw rod, left regulating block, right regulating block group
Into, be respectively equipped with above described left regulating block and right regulating block with upper device seat in upper wedge surface coordinate side on wedge surface, side
Upper wedge surface is provided with wedge block on the side that is engaged with upper wedge groove, described left regulating block and right regulating block be respectively arranged below with
The side lower wedge surface that lower wedge surface in lower device seat coordinates, side lower wedge surface is provided with wedge block under the side being engaged with hyposphene groove, described
The middle part of left regulating block and right regulating block is provided with regulation screwed hole, and described adjusting screw rod left side is provided with the outer spiral shell rotated forward
Line, the right side of adjusting screw rod is provided with the external screw thread reversely rotated, and the left end of adjusting screw rod is connected with left regulating block, adjusts spiral shell
The right-hand member of bar is connected through driving spreading mechanism placed cavity with right regulating block, and left regulating block is driven by the rotation of adjusting screw rod
Move inward simultaneously with right regulating block, and then pull open the distance between device seat and lower device seat and realize strutting for fusion device.
2. one kind according to claim 1 can strut type Invasive lumbar fusion device, it is characterised in that described upper device seat it is upper fixed
Detent is provided with the inside of the seat of position, the outside of the insertion seat of described lower device seat is provided with the convex being engaged with detent
Platform, positioning boss and the mating reaction of detent make upper device seat and lower device is parallel moves up.
3. one kind according to claim 1 can strut type Invasive lumbar fusion device, it is characterised in that the middle part of described upper device seat
The plant bar hole being connected with driving spreading mechanism placed cavity is respectively equipped with the middle part of lower device seat.
4. one kind according to claim 1 can strut type Invasive lumbar fusion device, it is characterised in that described upper device seat it is front and rear
Both sides and the front and rear sides of lower device seat are respectively equipped with the bar shaped circular hole being connected with driving spreading mechanism placed cavity.
5. one kind according to claim 1 can strut type Invasive lumbar fusion device, it is characterised in that the upper end of described upper device seat
Face and the lower surface of lower device seat are respectively equipped with jagged anti-slop serrations.
6. one kind according to claim 1 can strut type Invasive lumbar fusion device, it is characterised in that upper in described upper device seat
Wedge groove is set to dovetail groove, and left regulating block is provided with wedge on the dove-tail form side being engaged with dovetail groove with wedge surface on the side of right regulating block
Hyposphene groove in seat, described lower device seat is set to dovetail groove, and the side lower wedge surface of left regulating block and right regulating block is provided with and dovetail
Wedge block under the dove-tail form side that groove is engaged.
7. one kind according to claim 6 can strut type Invasive lumbar fusion device, it is characterised in that wedge on described upper wedge groove, side
Wedge block is set to rectangle, circular arc, polygon or abnormity under seat, hyposphene groove, side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710582494.2A CN107174383A (en) | 2017-07-17 | 2017-07-17 | One kind can strut type Invasive lumbar fusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710582494.2A CN107174383A (en) | 2017-07-17 | 2017-07-17 | One kind can strut type Invasive lumbar fusion device |
Publications (1)
| Publication Number | Publication Date |
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| CN107174383A true CN107174383A (en) | 2017-09-19 |
Family
ID=59837702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710582494.2A Withdrawn CN107174383A (en) | 2017-07-17 | 2017-07-17 | One kind can strut type Invasive lumbar fusion device |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108078656A (en) * | 2018-01-31 | 2018-05-29 | 贾志强 | A kind of expansion type Invasive lumbar fusion device for applying to minimally invasive spine surgical |
| CN108095867A (en) * | 2018-02-12 | 2018-06-01 | 博能华医疗器械（北京）有限公司 | A kind of four sides can strut type Invasive lumbar fusion device |
| CN108338857A (en) * | 2018-03-27 | 2018-07-31 | 大博医疗科技股份有限公司 | Vertebra struts fusion device and its vertebra auto-navigation struts system |
| CN109730815A (en) * | 2019-02-28 | 2019-05-10 | 中山大学孙逸仙纪念医院 | A kind of adjustable Invasive lumbar fusion device of combined type |
| CN109758272A (en) * | 2019-02-26 | 2019-05-17 | 珠海维尔康生物科技有限公司 | One kind can intermediate bone grafting be height-adjustable struts fusion device |
| CN109758271A (en) * | 2019-02-20 | 2019-05-17 | 江苏百易得医疗科技有限公司 | A kind of fusion device |
| CN109758270A (en) * | 2019-02-20 | 2019-05-17 | 江苏百易得医疗科技有限公司 | Fusion device can be strutted |
| CN109820626A (en) * | 2019-03-15 | 2019-05-31 | 博能华医疗器械（北京）有限公司 | A kind of Invasive lumbar fusion device of four-way expansion |
| TWI736010B (en) * | 2019-11-08 | 2021-08-11 | 財團法人工業技術研究院 | Spinal intervertebral body fusion device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108078656B (en) * | 2018-01-31 | 2024-01-02 | 贾志强 | Expansion type interbody fusion cage applied to minimally invasive spine surgery |
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| CN108338857A (en) * | 2018-03-27 | 2018-07-31 | 大博医疗科技股份有限公司 | Vertebra struts fusion device and its vertebra auto-navigation struts system |
| CN108338857B (en) * | 2018-03-27 | 2024-03-08 | 大博医疗科技股份有限公司 | Vertebra struts and fuses ware and vertebra self-navigation struts system thereof |
| CN109758271B (en) * | 2019-02-20 | 2024-05-14 | 江苏百易得医疗科技有限公司 | Fusion device |
| CN109758271A (en) * | 2019-02-20 | 2019-05-17 | 江苏百易得医疗科技有限公司 | A kind of fusion device |
| CN109758270A (en) * | 2019-02-20 | 2019-05-17 | 江苏百易得医疗科技有限公司 | Fusion device can be strutted |
| CN109758272B (en) * | 2019-02-26 | 2020-01-17 | 珠海维尔康生物科技有限公司 | Distracting fusion cage with adjustable middle bone grafting height |
| CN109758272A (en) * | 2019-02-26 | 2019-05-17 | 珠海维尔康生物科技有限公司 | One kind can intermediate bone grafting be height-adjustable struts fusion device |
| CN109730815B (en) * | 2019-02-28 | 2024-03-01 | 中山大学孙逸仙纪念医院 | Combined adjustable interbody fusion cage |
| CN109730815A (en) * | 2019-02-28 | 2019-05-10 | 中山大学孙逸仙纪念医院 | A kind of adjustable Invasive lumbar fusion device of combined type |
| CN109820626B (en) * | 2019-03-15 | 2023-11-14 | 博能华医疗器械（北京）有限公司 | Four-way expansion interbody fusion cage |
| CN109820626A (en) * | 2019-03-15 | 2019-05-31 | 博能华医疗器械（北京）有限公司 | A kind of Invasive lumbar fusion device of four-way expansion |
| TWI736010B (en) * | 2019-11-08 | 2021-08-11 | 財團法人工業技術研究院 | Spinal intervertebral body fusion device |
| US11819420B2 (en) | 2019-11-08 | 2023-11-21 | Industrial Technology Research Institute | Spinal intervertebral body fusion device |
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