CN108056806A - A kind of taper profile steel plate - Google Patents
A kind of taper profile steel plate Download PDFInfo
- Publication number
- CN108056806A CN108056806A CN201711378184.5A CN201711378184A CN108056806A CN 108056806 A CN108056806 A CN 108056806A CN 201711378184 A CN201711378184 A CN 201711378184A CN 108056806 A CN108056806 A CN 108056806A
- Authority
- CN
- China
- Prior art keywords
- plate body
- plate
- riser
- mounting hole
- profile steel
- 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.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 21
- 239000010959 steel Substances 0.000 title claims abstract description 21
- 238000005452 bending Methods 0.000 claims description 7
- 230000007704 transition Effects 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 7
- 210000003041 ligament Anatomy 0.000 description 5
- 210000003205 muscle Anatomy 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000013459 approach Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 210000001032 spinal nerve Anatomy 0.000 description 3
- 206010041591 Spinal osteoarthritis Diseases 0.000 description 2
- 208000036319 cervical spondylosis Diseases 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000002980 postoperative effect Effects 0.000 description 2
- 208000005801 spondylosis Diseases 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 206010020718 hyperplasia Diseases 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- 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
- A61B17/70—Spinal positioners or stabilisers ; Bone stabilisers comprising fluid filler in an implant
- A61B17/7059—Cortical plates
-
- 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
- A61B17/70—Spinal positioners or stabilisers ; Bone stabilisers comprising fluid filler in an implant
- A61B17/7062—Devices acting on, attached to, or simulating the effect of, vertebral processes, vertebral facets or ribs ; Tools for such devices
-
- 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
- A61B17/8061—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates specially adapted for particular bones
-
- 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
- A61B2017/564—Methods for bone or joint treatment
Abstract
The present invention relates to a kind of taper profile steel plates, belong to the field of medical instrument technology, including plate body one and plate body two, the plate body one includes being provided with the fixed plate of mounting hole, and the rear end of fixed plate is connected with riser, and the lower end of riser is connected with snap-gauge, the one side opposite with snap-gauge is provided with circular shaft on riser, the front end of plate body two is provided with the turning set with circular shaft cooperation, and the back side of plate body two is provided with stop platform, mounting hole is provided on plate body two.The present invention, which has, can be achieved vertebral plate by the rotation of itself and moving in parallel, so as to retain the expansion for completing canalis spinalis on rear side of cervical vertebra on the basis of institutional framework the advantages of.
Description
Technical field
The present invention relates to a kind of taper profile steel plates, belong to the field of medical instrument technology, are particularly suitable for Cervical vertebrae pressure-reducing operation.
Background technology
As the incidence of the progress cervical spondylosis in epoch is higher and higher, the health of the mankind is drastically influenced.Cervical spondylosis be by
Caused by the spur of prominent interverbebral disc, the ligament thickened or hyperplasia occupies Cervical Vertebral Canal Procedures so as to oppress spinal nerve
's.
Clinically common solution method mainly has anterior approach and posterior approach, and there are mainly two types of posterior approaches, a kind of
It is posterior cervical open-door laminoplasty Plastic operation, when operation cuts on rear side of cervical vertebra, by the muscle on rear side of cervical vertebra from vertebra
Exposure cervical vertebra plate, afterwards again stings the root of one side vertebral plate except outer layer bone plate is as door-hinge side, by opposite side vertebral plate after stripping
It opens and with offside in root（Door-hinge side）It rotates for axis, finally the vertebral plate of rotation is fixed, wherein, in fixed vertebral plate
When need using steel plate；Another mode is Double-door expansive laminoplasty, using bilateral lamina root as door-hinge, from vertebra
The centre of plate, which is cut to both sides, to rotate.
Both the above operation can expand canalis spinalis cavity, mitigate the compressing to spinal nerve, still, due in surgical procedure
It needs the muscle on rear side of cervical vertebra being completely exfoliated from cervical vertebra vertebra with ligament structure, therefore cervical vertebra ache after operation can be caused
（Clinically it is called axial pain）, cervical vertebra moving can be very restricted, the satisfaction of patient at a specified future date declines.Therefore, such as
Where cervical vertebra on rear side of institutional framework on the basis of expand canalis spinalis as urgent need to resolve the problem of is retained.
The content of the invention
To solve above technical deficiency, the present invention provides a kind of taper profile steel plates, can be achieved by the rotation of itself
Vertebral plate moves in parallel, so as to retain the expansion for completing canalis spinalis on rear side of cervical vertebra on the basis of institutional framework.
Technical scheme is as follows：A kind of taper profile steel plate, including plate body one and plate body two, the plate body one includes setting
Be equipped with the fixed plate of mounting hole, the rear end of fixed plate is connected with riser, and the lower end of riser is connected with snap-gauge, on riser with snap-gauge phase
The one side of the back of the body is provided with circular shaft, and the front end of plate body two is provided with the turning set with circular shaft cooperation, and the back side of plate body two is provided with resistance
Block machine is provided with mounting hole on plate body two.
Technical scheme further includes：The plate body two is L-shaped, and plate body two includes vertical section and lateral part,
Turning set is located at the front end of vertical section, stops that platform is located in the middle part of the back side of vertical section, fixed hole position is in lateral part.
Technical scheme further includes：The quantity of the mounting hole is four, and two of which fixed hole position is in plate body
In one fixed plate and mounting hole arranges that other two fixed hole position is in the lateral part of plate body two along the extending direction of fixed plate
The extending direction arrangement of upper and mounting hole transversely part.
Technical scheme further includes：The plate body two is in strip, and turning set is located at the front end of plate body two, stops platform
In the middle part of the back side of plate body two.
Technical scheme further includes：The snap-gauge is vertical with riser, the bending of the bending part, plate body two of plate body one
Place and plate body one and plate body two and the binding site of circular shaft use arc transition.
Technical scheme further includes：The distance between the circular shaft and riser upper end L and canalis spinalis enlarged cavity
Size is directly proportional, and the stop platform is directlyed proportional to the distance between two front end of plate body M to the size of canalis spinalis enlarged cavity.
The beneficial effects of the invention are as follows：Top centrum after opening can be clamped by plate body one, and plate body two can winding board
Body one rotates, and can raise plate body one in the rotation process of plate body two, and then drives on the centrum gripped with plate body one
It moves, so as to increase the spacing between upper hypocentrum, forms the increasing canalis spinalis cavity that operation needs, neck need not be removed in operation
Muscle and ligament structure on rear side of vertebra only need to be put into this taper profile steel plate in the notch of vertebral plate both sides opening, rotate plate body afterwards
Two can be realized moving in parallel, forming the canalis spinalis cavity needed for vertebral plate, both avoid the muscle and ligament removed on rear side of cervical vertebra
Postoperative cervical vertebra moving caused by structure is limited, pain problem, in turn avoid doctor hold vertebral plate open after cavity height it is inadequate
Or problems of too, have the advantages that operation is simple and reliable, operating time can be shortened.
Description of the drawings
Fig. 1 is the schematic diagram of the present invention.
Fig. 2-9 is using process diagram of the present invention.
Figure 10 is another embodiment of the present invention schematic diagram.
1st, plate body one, 11, fixed plate, 12, riser, 2, plate body two, 21, vertical section, 22, lateral part, 3, circular shaft, 4,
Mounting hole, 5, snap-gauge, 6, stop platform, 7, turning set, 8, screw, 100, taper profile steel plate, 200, centrum, 300, cavity.
Specific embodiment
Below in conjunction with attached drawing, by embodiment, the invention will be further described.
As shown in Figure 1, a kind of taper profile steel plate of the present invention, including 22 two parts of plate body 1 and plate body, before plate body 22
End is provided with turning set 7, which is sleeved on the circular shaft 3 at one 1 rear portion of plate body, and thus plate body 22 can when in use
It is rotated around plate body 1, makes different apertures is presented between the two.Also, snap-gauge 5 is devised on plate body 1, can be incited somebody to action in operation
The top vertebral plate of opening grips, and is devised on plate body 22 and stops platform 6, stops that platform can be with during rotor plate body 22 in operation
Lower part vertebral plate offsets to form fulcrum, is lifted up plate body 1 with this, and then drives the top vertebra gripped with plate body 1
Plate moves up, and so as to form the canalis spinalis cavity of increasing, mitigates the compressing to spinal nerve.
Specifically, plate body 1 includes fixed plate 11, riser 12 and snap-gauge 5, is provided with along its length in fixed plate 11
Two mounting holes 4, two mounting holes 4 of design are advantageous in that two mounting holes 4 can play position-limiting action each other, avoid plate
Body rotates, and then can ensure that plate body 1 is fixed reliable on the vertebral plate of top.
The rear end of fixed plate 11 is connected with the upper end of riser 12, and circular shaft 3 is arranged on the rear side of riser 12, the lower end of riser 12
It being connected with snap-gauge 5, snap-gauge 5 extends forward, i.e. snap-gauge 5 is oppositely arranged on the front and rear sides of riser 12 with circular shaft 3, wherein, with face
Before being to the direction of top vertebral plate, to deviate from the direction of top vertebral plate after.Specifically, snap-gauge 5 is vertically arranged with riser 12, can
Enhancing grips effect to vertebral plate while processing is facilitated.
In the embodiment of the present invention one, plate body 22 is designed as L-type, includes vertical section 21 and lateral part 22, rotates
Set 7 is located at the front ends of vertical section 21, and the back side of vertical section 21, which is provided with, stops platform 6, wherein, with towards the side of plate body 1
Xiang Weiqian, using the direction of oriented manipulation person as front, using back to the direction of operator as the back side.On lateral part 22 along its length
Direction is set there are two mounting hole 4, and the reason for designing two mounting hole 4 is identical with plate body 1, by two mounting holes 4 transversely
The reason for length direction arrangement of part 22, is, can make the mounting hole being arranged on plate body 14 and be arranged on plate body 22
Mounting hole 4 substantially arrange that the construction that may conform to corpus vertebrae improves fixed reliability in vertical direction.
In the embodiment of the present invention two, as shown in Figure 10, plate body 22 is designed as strip, i.e. plate body 22 is without bending
Part, specifically, turning set 7 are located at the front end of plate body 22, stop that platform 6 is located in the middle part of the back side of plate body 22, mounting hole 4 is in plate
It is arranged on body 22 along the length direction of plate body 22.
Design stops platform 6 on plate body 22, thus position-limiting action can be played when plate body 22 rotates, in order to improve two
Side vertebral plate opens the uniformity of aperture, makes vertebral plate is parallel to move up, and avoids the need for removing the muscle on rear side of cervical vertebra and ligament structure is made
Into postoperative cervical vertebra moving be limited and pain problem and doctor needed to hold the high treatment that keeps two pleurocentrum apertures consistent
Difficulty.
In the present invention, the bending part of plate body 1, the bending part of plate body 22 and plate body 1 and plate body 22 and circular shaft 3
Binding site, such as fixed plate 11 and the junction of riser 12, the junction of riser 12 and snap-gauge 5, the combination of riser 12 and circular shaft 3
Position etc. using arc transition, to avoid steel plate stress concentration, is broken.
In the present invention, as shown in figure 5, the size of the distance between circular shaft 3 and 12 upper end of riser L and canalis spinalis enlarged cavity into
Direct ratio stops that platform 6 is directlyed proportional to the distance between 22 front end of plate body M to the size of canalis spinalis enlarged cavity, i.e. work as patient condition
When seriously needing widened canalis spinalis cavity larger, circular shaft 3 can be arranged on to riser 12 close to the position of lower end, stop platform 6 in plate
Moved after the location-appropriate of body 22, so as to when rotating plate body 22 realization plate body 1 it is larger on degree of raising, with this come formed compared with
Big expansion canalis spinalis cavity；Conversely, when the canalis spinalis cavity of needs is smaller, circular shaft 3 is moved up in the location-appropriate of riser 12, stopped
Platform 6 moves forward in the location-appropriate of plate body 22.
As shown in Fig. 2 to Fig. 9, mainly using the fixation procedure of one side vertebral plate as example.
Taper profile steel plate 100 is first put between 200 gap of centrum after vertebral plate cut-out by doctor in operation, as shown in Fig. 2, it
The position for adjusting taper profile steel plate 100 again afterwards is clamped until plate body 1 is stuck on the centrum of top, as shown in figure 3, in this process
Middle plate body 22 is adjacent to plate body 1, to avoid interference caused by the deficiency of centrum part gap.Hereafter, as shown in figure 4, doctor starts
Rotate down plate body 22（In figure clockwise）, the spacing between upper and lower centrum is d at this time, as doctor rotates down plate
Thus body 22, plate body 22 can raise plate body 1 connected to it upwards using lower part centrum as fulcrum, and then drive and plate
The top centrum that body 1 blocks clamping carries upwards, until plate body 22 is bonded with lower part centrum, top centrum 200 in the process
It is parallel to move up, as shown in fig. 6, the spacing between upper and lower centrum can expand as D at this time, it is achieved in the big of surgical needs
Hereafter canalis spinalis cavity, is fixed taper profile steel plate 100 and centrum 200 in 4 position mounting screw 8 of mounting hole, then again by opposite side
The installation of taper profile steel plate 100 it is fixed.In surgical procedure, it is empty that doctor need to only rotate the canalis spinalis that plate body 22 can be needed
Chamber, easy to operate and operation are reliable.
The above is only presently preferred embodiments of the present invention, and limitation in any form is not done to the present invention, all at this
All any modification, equivalent and improvement etc. are done within the spirit and principle of invention, should be included in protection scope of the present invention
Within.
Claims (6)
1. a kind of taper profile steel plate, it is characterised in that：Including plate body one（1）With plate body two（2）, the plate body one（1）Including setting
There is mounting hole（4）Fixed plate（11）, fixed plate（11）Rear end be connected with riser（12）, riser（12）Lower end be connected with card
Plate（5）, riser（12）Upper and snap-gauge（5）Opposite one side is provided with circular shaft（3）, plate body two（2）Front end be provided with and circular shaft
（3）The turning set of cooperation（7）, plate body two（2）The back side be provided with stop platform（6）, plate body two（2）On be provided with mounting hole（4）.
2. a kind of taper profile steel plate as described in claim 1, it is characterised in that：The plate body two（2）It is L-shaped, plate body two（2）Bag
Include vertical section（21）And lateral part（22）, turning set（7）Positioned at vertical section（21）Front end, stop platform（6）Positioned at perpendicular
To part（21）The back side in the middle part of, mounting hole（4）Positioned at lateral part（22）.
3. a kind of taper profile steel plate as claimed in claim 2, it is characterised in that：The mounting hole（4）Quantity be four, wherein
Two mounting holes（4）Positioned at plate body one（1）Fixed plate（11）Upper and mounting hole（4）Along fixed plate（11）Extending direction cloth
It puts, other two mounting hole（4）Positioned at plate body two（2）Lateral part（22）Upper and mounting hole（4）Transversely part（22）'s
Extending direction is arranged.
4. a kind of taper profile steel plate as described in claim 1, it is characterised in that：The plate body two（2）In strip, turning set（7）
Positioned at plate body two（2）Front end, stop platform（6）Positioned at plate body two（2）The back side in the middle part of.
5. a kind of taper profile steel plate as described in Claims 1-4 is any, it is characterised in that：The snap-gauge（5）With riser（12）It hangs down
Directly, plate body one（1）Bending part, plate body two（2）Bending part and plate body one（1）With plate body two（2）With circular shaft（3）Combination
Position uses arc transition.
6. a kind of taper profile steel plate as claimed in claim 5, it is characterised in that：The circular shaft（3）With riser（12）Between upper end
Distance L it is directly proportional to the size of canalis spinalis enlarged cavity, the stop platform（6）With plate body two（2）The distance between front end M and vertebra
The size of pipe enlarged cavity is directly proportional.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711378184.5A CN108056806B (en) | 2017-12-19 | 2017-12-19 | Centrum steel plate |
| PCT/CN2018/106194 WO2019119904A1 (en) | 2017-12-19 | 2018-09-18 | Steel plate for centrum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711378184.5A CN108056806B (en) | 2017-12-19 | 2017-12-19 | Centrum steel plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108056806A true CN108056806A (en) | 2018-05-22 |
| CN108056806B CN108056806B (en) | 2023-11-14 |
Family
ID=62139665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711378184.5A Active CN108056806B (en) | 2017-12-19 | 2017-12-19 | Centrum steel plate |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108056806B (en) |
| WO (1) | WO2019119904A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019119904A1 (en) * | 2017-12-19 | 2019-06-27 | 杨晋才 | Steel plate for centrum |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110338895A (en) * | 2019-08-20 | 2019-10-18 | 北京大学第三医院（北京大学第三临床医学院） | Support, fixed, fusing device between a kind of vertebral plate |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08215260A (en) * | 1995-02-17 | 1996-08-27 | Hiroko Shimizu | Auxiliary table for operation of star-like ganglion block |
| US20100069960A1 (en) * | 2008-09-17 | 2010-03-18 | Chaput Christopher D | Spinous Process Based Laminoplasty |
| CN202665673U (en) * | 2012-06-13 | 2013-01-16 | 常州华森医疗器械有限公司 | Laminoplasty steel plate |
| US20130060283A1 (en) * | 2011-09-01 | 2013-03-07 | Jon Suh | Laminoplasty Plates, Systems, And Devices, And Methods Relating to the Same |
| CN203591319U (en) * | 2013-11-01 | 2014-05-14 | 上海三友医疗器械有限公司 | Supporting device used for expanding forming of vertebral plate |
| CN203693716U (en) * | 2014-01-15 | 2014-07-09 | 上海三友医疗器械有限公司 | Expanding device for vertebral plate |
| CN203790017U (en) * | 2013-11-05 | 2014-08-27 | 北京市富乐科技开发有限公司 | Bayonet type vertebral plate forming titanium plate |
| CN208511150U (en) * | 2017-12-19 | 2019-02-19 | 杨晋才 | A kind of taper profile steel plate |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2870712B1 (en) * | 2004-05-26 | 2006-09-01 | Sdgi Holdings Inc | IMPLANTS FOR SPINAL OSTEOSYNTHESIS DEVICE AND TOOL COMPRISING SAME |
| CN102335037B (en) * | 2011-07-19 | 2014-06-25 | 上海三友医疗器械有限公司 | Vertebral plate steel plate for cervical vertebral body |
| KR101651591B1 (en) * | 2014-11-17 | 2016-08-30 | (주)시지바이오 | Spacer for laminoplasty |
| CN205458981U (en) * | 2016-01-22 | 2016-08-17 | 赵海生 | Transport record of a lorry opens door canalis spinalis and enlarges plasty fixing device behind cervical vertebra |
| CN108056806B (en) * | 2017-12-19 | 2023-11-14 | 杨晋才 | Centrum steel plate |
-
2017
- 2017-12-19 CN CN201711378184.5A patent/CN108056806B/en active Active
-
2018
- 2018-09-18 WO PCT/CN2018/106194 patent/WO2019119904A1/en active Application Filing
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08215260A (en) * | 1995-02-17 | 1996-08-27 | Hiroko Shimizu | Auxiliary table for operation of star-like ganglion block |
| US20100069960A1 (en) * | 2008-09-17 | 2010-03-18 | Chaput Christopher D | Spinous Process Based Laminoplasty |
| US20130060283A1 (en) * | 2011-09-01 | 2013-03-07 | Jon Suh | Laminoplasty Plates, Systems, And Devices, And Methods Relating to the Same |
| CN202665673U (en) * | 2012-06-13 | 2013-01-16 | 常州华森医疗器械有限公司 | Laminoplasty steel plate |
| CN203591319U (en) * | 2013-11-01 | 2014-05-14 | 上海三友医疗器械有限公司 | Supporting device used for expanding forming of vertebral plate |
| CN203790017U (en) * | 2013-11-05 | 2014-08-27 | 北京市富乐科技开发有限公司 | Bayonet type vertebral plate forming titanium plate |
| CN203693716U (en) * | 2014-01-15 | 2014-07-09 | 上海三友医疗器械有限公司 | Expanding device for vertebral plate |
| CN208511150U (en) * | 2017-12-19 | 2019-02-19 | 杨晋才 | A kind of taper profile steel plate |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019119904A1 (en) * | 2017-12-19 | 2019-06-27 | 杨晋才 | Steel plate for centrum |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108056806B (en) | 2023-11-14 |
| WO2019119904A1 (en) | 2019-06-27 |
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