CN104116579A - Posterior spine inter-spine strutting implantation unit - Google Patents
Posterior spine inter-spine strutting implantation unit Download PDFInfo
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- CN104116579A CN104116579A CN201310153985.7A CN201310153985A CN104116579A CN 104116579 A CN104116579 A CN 104116579A CN 201310153985 A CN201310153985 A CN 201310153985A CN 104116579 A CN104116579 A CN 104116579A
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- Prior art keywords
- wing
- posterior spinal
- strutting
- via posterior
- spinal approach
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/70—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
- A61B17/7065—Devices with changeable shape, e.g. collapsible or having retractable arms to aid implantation; Tools therefor
-
- 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
Abstract
The invention provides a posterior spine inter-spine strutting implantation unit which aims at solving the problem that an inter-spine strutting implantation system in the prior art is insufficient in stability, complex in operation and the like. The posterior spine inter-spine strutting implantation unit is internally provided with a cavity, is overall cylindrical and comprises a first section, two or more movable wings, a second section, two or more fixed wings and a third section, wherein the first section, the two or more movable wings, the second section, the two or more fixed wings and the third section are sequentially and elastically connected. When the posterior spine inter-spine strutting implantation unit is used, the movable wings are firstly folded, then the posterior spine inter-spine strutting implantation unit is inserted into the position between adjacent spinous processes of the spine from an incision of the interspinous ligaments, then the movable wings are unfolded, the adjacent spinous processes of the spine are clamped through the movable wings and the fixed wings jointly, and the inter-spine strutting effect is achieved. When the posterior spine inter-spine strutting implantation unit is used, the incision is small, implantation can be carried out without breaking the supraspinous ligaments, the operation difficulty is lowered, and the stability is good.
Description
Technical field
The present invention relates to technical field of medical instruments, relate to especially between a kind of Via Posterior Spinal Approach ridge and strut implantation unit.
Background technology
When deformity of spine and intervertebral disc degeneration, cause intervertebral foramina stenosis and intervertebral height to be lost, rear structure is unstable and cause and compressing spinal nerves or nerve root make the symptoms such as patient's lumbago and skelalgia, numbness, has a strong impact on patient's quality of life.
The known topmost method that addresses this problem has interbody fusion and dynamic fixation, can keep intervertebral height like this, reduces the pressure of neuromechanism.The main nail-stick system that adopts is performed the operation in conjunction with dynamic rod in conjunction with fusion device operation, pedicle nail at present.Yet after fusion, the relatively fixing stress that can cause is concentrated to contiguous vertebral body, has especially increased the weight of the load of adjacent vertebral bodies.Meanwhile, the mobility of Fusion levels is lost and to be caused the range of activity of adjacent segment to increase, and to compensate the mobility of Fusion levels, thereby causes the biomechanics environmental abnormality of neighbouring section, and the change of biomechanics environment has finally caused Adjacent segment degeneration.
Therefore also generally adopt clinically and between ridge, strut implant system, for the operative treatment of the degenerative lumbar symptom of various degree.
Fig. 1 is according to strutting the schematic diagram of implant system between a kind of ridge of the prior art.As shown in Figure 1, strut in implant system 81(figure 811,812 parts for taking apart between ridge, 813 be the state after assembled) be the locking of locking wings side, simple to operate but stability is not good enough, dependence supraspinal ligament is prevented retreating, and between sour jujube, may have slip.Insert the side of the spinal column 83 shown in interior from square frame 82 during implantation, effectively retains supraspinal ligament and carry out strutting between sour jujube.
Patent 200810098466.4 discloses a kind of spacing and stabilizing structure of convex ridges, as shown in Figure 2 A and 2 B (Reference numeral in Fig. 2 A and Fig. 2 B and other figure are irrelevant).Fig. 2 A is according to strutting the schematic diagram of implant system between another kind of ridge of the prior art, and Fig. 2 B struts implant system to be arranged on the side schematic view of vertebra between this ridge.This spacing and stabilizing structure of convex ridges snaps in upper and lower spinous process by upper bottom wing, go up and on bottom wing, have preset duct, can need to carry out extra fixing on sour jujube according to doctor, perform the operation directly over being and insert simultaneously, after destroying supraspinal ligament, implant, after having implanted, row supraspinal ligament is repaired again.This spacing and stabilizing structure of convex ridges stability is higher but need destroy ligament between supraspinal ligament or excision ridge, has increased Lumbar spine factor, causes patient's wound large.
Summary of the invention
In view of this, the invention provides between a kind of Via Posterior Spinal Approach ridge and strut implantation unit, use to strut between this Via Posterior Spinal Approach ridge and implant unit not only otch is little, and need not destroy supraspinal ligament and just can implant, shortened operating time, reduced operation technique difficulty, and stability has been better.
For achieving the above object, the invention provides between a kind of Via Posterior Spinal Approach ridge and strut implantation unit.
Between Via Posterior Spinal Approach ridge of the present invention, strut and implant inside, unit and there is cavity and whole cylindrical, comprise the first paragraph that elasticity connects successively, the plural change wing, second segment, plural fixed-wing, the 3rd section; The first end of described first paragraph has syndeton, for connecting the rod tool that stretches into described cavity from the free end of described the 3rd section; The described change wing comprises leading portion, stage casing and the back segment that elasticity connects successively, when described first paragraph and second segment relative motion, whole outstanding to the outside that struts implantation unit between described Via Posterior Spinal Approach ridge thereby bending occurs the described change wing; Described fixed-wing integral body is outstanding to the outside that struts implantation unit between described Via Posterior Spinal Approach ridge; Between the adjacent described change wing, there is certain interval between adjacent described fixed-wing.
Alternatively, the stage casing of the described change wing is V or U font and opening and towards between described Via Posterior Spinal Approach ridge, struts the inside of implanting unit, the V that turning point when bending occurs the described change wing is described stage casing or the bottom of U font.
Alternatively, described fixed-wing integral body is V or U font, and opening struts the inside of implanting unit towards between described Via Posterior Spinal Approach ridge.
Alternatively, the described change wing and described fixed-wing are respectively 2.
Alternatively, the described change wing and described fixed-wing are respectively 4, are distributed on the diameter of two intersections that strut the cross section of implanting unit between Via Posterior Spinal Approach ridge, and the angular range of the diameter of described two intersections is [25 °, 55 °].
Alternatively, described syndeton is to be with female hole, or is fixed on the outthrust of the first end inner side of described first paragraph.
Alternatively, on described first paragraph and/or described second segment, have along described cylindrical surface extend, ligule projection between the described change wing.
Alternatively, on described second segment and/or described the 3rd section, have along described cylindrical surface extend, ligule projection between described fixed-wing.
Near the diameter free end of described the 3rd section alternatively, with expansion.
Alternatively, near the cylindrical surface free end of described the 3rd section, there are one or more holes.
Alternatively, near the first end of described first paragraph, there is the diameter dwindling.
Alternatively, the described change wing and/or fixed-wing are the band shapes with certain width.
According to technical scheme of the present invention, between Via Posterior Spinal Approach ridge, strut on the cylindrical body of implanting unit and there is the change wing that can strut and draw in, simple and reliable for structure, cost is lower, and the stability of implanting is better; Reduced operation technique difficulty, not only otch is little, and need not destroy supraspinal ligament and just can insert implant, has shortened operating time, has reduced operating difficulty, is applicable to Minimally Invasive Surgery, and patient's wound is little, recovers fast.
Accompanying drawing explanation
Accompanying drawing, for understanding the present invention better, does not form inappropriate limitation of the present invention.Wherein:
Fig. 1 is according to strutting the schematic diagram of implant system between a kind of ridge of the prior art;
Fig. 2 A is according to strutting the schematic diagram of implant system between another kind of ridge of the prior art, and Fig. 2 B struts implant system to be arranged on the side schematic view of vertebra between this ridge;
Fig. 3 is the schematic diagram of implanting unit according to strutting between a kind of Via Posterior Spinal Approach ridge of the embodiment of the present invention;
Fig. 4 A to Fig. 4 D is according to the schematic diagram of the implantation process of the implantation unit of the embodiment of the present invention;
Fig. 5 implants the schematic diagram of unit according to the another kind of the embodiment of the present invention;
Fig. 6 is according to the schematic diagram of another implantation unit of the embodiment of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, one exemplary embodiment of the present invention is explained, comprising the various details of the embodiment of the present invention, to help understanding, they should be thought to be only exemplary.Therefore, those of ordinary skills will be appreciated that, can make various changes and modification to the embodiments described herein, and can not deviate from scope and spirit of the present invention.Equally, for clarity and conciseness, in following description, omitted the description to known function and structure.
Fig. 3 is the schematic diagram of implanting unit (hereinafter to be referred as making " implantation unit ") according to strutting between a kind of Via Posterior Spinal Approach ridge of the embodiment of the present invention.As shown in Figure 3, implant unit 10 whole cylindrical, inside has cavity 101.Implant unit 10 and be divided into three sections, between first paragraph 1 and second segment 2, by a plurality of change wing 4(, can see 3 in visual angle in the drawings) connect, between second segment 2 and the 3rd section 3, by a plurality of fixed-wing 5(, can see 3 in visual angle in the drawings) connect.Between the adjacent change wing 4, there is certain interval between adjacent fixed-wing 5.
The first end 11 of first paragraph 1 has syndeton 111, for connecting the one end not being connected with fixed-wing 5 from the free end 31(of the 3rd section) stretch into the rod tool of cavity 101.The change wing 4 comprises leading portion 41, stage casing 42 and the back segment 43 connecting successively, and stage casing 42 is crooked, for example, can be to be V or U font and opening towards the inside of implanting unit 10.Leading portion 41, back segment 43 respectively with first paragraph 1, the position that second segment 2 connects has elasticity, like this when above-mentioned rod tool is connected with syndeton 111 and outwards (arrow A direction in figure) extraction, and while being fixed for the 3rd section 3, first paragraph 1 and second segment 2 can relative motioies, now changing the wing 4 is flexible because of it, so the change wing 4 can be take the position bending in its stage casing 42 and be bent as turning point, example as shown in Figure 3 stage casing 42 is in the shape of the letter V, now changing the wing 4 bends as turning point whole bottom 421 of take stage casing 42, thereby make to change, the wing 4 integral body are in the shape of the letter V and outstanding to the outside of implanting unit 10, opening is towards the inner side of implanting unit 10.Fixed-wing 5 is whole outstanding parts in outside to implanting unit 10, and concrete pattern can be that the shape during with the 4 whole bending of the change wing is similar, and the whole V or U font and opening of being is towards the inside of implanting unit 10.
In implantation unit 10 shown in Fig. 3, the change wing 4 and fixed-wing 5 are uniformly distributed on circumference, and the change wing 4 is rounding state, does not form whole V or U font.Before implantation, implant unit 10 and be the state shown in Fig. 3.Below in conjunction with Fig. 3 and Fig. 4 A to Fig. 4 D, the implant procedure of the implantation unit of the embodiment of the present invention is illustrated.Fig. 4 A to Fig. 4 D is according to the schematic diagram of the implantation process of the implantation unit of the embodiment of the present invention.
In the square frame 401 of Fig. 4 A, show the side sectional view of one section of vertebra.When implant procedure, first on interspinal ligaments 411, cut out an otch 412, then insert and implant unit 10, as shown in Figure 4 B, the model at one section of vertebra back side has been shown in the square frame 402 of Fig. 4 B.Near first end 11 diameters of implanting unit 10 can be less, thereby the shape of formation sub warhead is convenient to insert.Implant unit 10 and be inserted to when fixed-wing 5 is stuck in a side of spinous process 413 and stop, as shown in the square frame 403 in Fig. 4 C.Now a rod tool (not shown) stretched in cavity 101 and be connected with syndeton 111.Syndeton 111 can be specifically the hole 111 shown in Fig. 3, it has female thread, above-mentioned like this rod tool correspondingly has in its end the external screw thread matching, after the two is threaded connection, with another instrument, clamp the free end 31 of the 3rd section 3 of implanting unit 10, again above-mentioned rod tool is pulled outwardly, due to the change wing 4 and first paragraph 1, second segment 2 is all that elasticity connects, therefore there is relative motion and thereby the change wing 4 pushed and makes its leading portion 41 and back segment 43 perks in first paragraph 1 and the 2nd section now, the change wing 4 integral body become V or U font, the shape that is fixed-wing 5, as shown in the square frame 404 in Fig. 4 D.Now change the wing 4 and fixed-wing 5 and clamp the adjacent spinous process 413,414 of spinal column, thereby played the effect strutting between ridge.
Above-mentioned syndeton 111 can be also the outthrust of first end 11 inner sides of first paragraph 1, and like this, above-mentioned rod tool can be the instrument that can hook or clamp this outthrust, such as hook or tweezers etc.Between the earthquake wing 4, between fixed-wing 5, can have a ligule projection, such as 12 in figure, 22,23,33 etc.When implanting unit 10 shortening, thereby the A/F that makes to change the wing and fixed-wing maintenance can be withstood mutually in the end of these tongues like this, contributes to improve the stability of implanting unit 10.Space between ligule projection 23,33 can make to have certain elasticity between second segment 2 and the 3rd section 3, and second segment 2 can directly be connected with the 3rd section 3, does not deposit the space between ligule projection 23,33 etc. in the drawings.
Thereby near the diameter can with expansion of the free end of the 3rd section 3 31 of implanting unit 10 forms tail ring, is convenient to fixture clamping.Implant on unit 10 cylindrical surface herein and can have one or more holes, for example hole 32, are convenient to be connected with other instruments.
For the change wing and fixed-wing, can there is other optional form.Be shown in Fig. 5 and Fig. 6.Fig. 5 implants the schematic diagram of unit according to the another kind of the embodiment of the present invention, Fig. 6 is according to the schematic diagram of another implantation unit of the embodiment of the present invention.The change wing and the fixed-wing of this implantation unit in Fig. 5 are respectively 2, can be the two ends that are distributed in two diameters in the cross section of implanting unit.The change wing and the fixed-wing of this implantation unit in Fig. 6 are respectively 4, are distributed on the diameter of two intersections in the cross section of implanting unit, and the scope of the angle a of the diameter of these two intersections can be [25 °, 55 °].The change wing and fixed-wing can be the band shapes with certain width, contribute to equally to improve the stability of implanting.
According to the technical scheme of the embodiment of the present invention, between Via Posterior Spinal Approach ridge, strut on the cylindrical body of implanting unit and there is the change wing that can strut and draw in, simple and reliable for structure, cost is lower, and the stability of implanting is better; Reduced operation technique difficulty, not only otch is little, and need not destroy supraspinal ligament and just can insert implant, has shortened operating time, has reduced operating difficulty, is applicable to Minimally Invasive Surgery, and patient's wound is little, recovers fast.
The above-mentioned specific embodiment, does not form limiting the scope of the invention.Those skilled in the art should be understood that, depend on designing requirement and other factors, various modifications, combination, sub-portfolio can occur and substitute.Any modification of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection domain of the present invention.
Claims (12)
1. between Via Posterior Spinal Approach ridge, strut an implantation unit, it is characterized in that,
Between described Via Posterior Spinal Approach ridge, strut and implant inside, unit and there is cavity and whole cylindrical, comprise the first paragraph that elasticity connects successively, the plural change wing, second segment, plural fixed-wing, the 3rd section;
The first end of described first paragraph has syndeton, for connecting the rod tool that stretches into described cavity from the free end of described the 3rd section;
The described change wing comprises leading portion, stage casing and the back segment that elasticity connects successively, when described first paragraph and second segment relative motion, whole outstanding to the outside that struts implantation unit between described Via Posterior Spinal Approach ridge thereby bending occurs the described change wing;
Described fixed-wing integral body is outstanding to the outside that struts implantation unit between described Via Posterior Spinal Approach ridge;
Between the adjacent described change wing, there is certain interval between adjacent described fixed-wing.
2. between Via Posterior Spinal Approach ridge according to claim 1, strut implantation unit, it is characterized in that, the stage casing of the described change wing is V or U font and opening and towards between described Via Posterior Spinal Approach ridge, struts the inside of implanting unit, the V that turning point when bending occurs the described change wing is described stage casing or the bottom of U font.
3. between Via Posterior Spinal Approach ridge according to claim 1, strut implantation unit, it is characterized in that, described fixed-wing integral body is V or U font, and opening struts the inside of implanting unit towards between described Via Posterior Spinal Approach ridge.
4. between Via Posterior Spinal Approach ridge according to claim 1, strut implantation unit, it is characterized in that, the described change wing and described fixed-wing are respectively 2.
5. between Via Posterior Spinal Approach ridge according to claim 1, strut implantation unit, it is characterized in that, the described change wing and described fixed-wing are respectively 4, be distributed on the diameter of two intersections that strut the cross section of implanting unit between Via Posterior Spinal Approach ridge, the angular range of the diameter of described two intersections is [25 °, 55 °].
6. according to strutting implantation unit between the Via Posterior Spinal Approach ridge described in any one in claim 1 to 5, it is characterized in that, described syndeton is to be with female hole, or is fixed on the outthrust of the first end inner side of described first paragraph.
7. according to strutting implantation unit between the Via Posterior Spinal Approach ridge described in any one in claim 1 to 5, it is characterized in that, on described first paragraph and/or described second segment, have along described cylindrical surface extend, ligule projection between the described change wing.
8. according to strutting implantation unit between the Via Posterior Spinal Approach ridge described in any one in claim 1 to 5, it is characterized in that, on described second segment and/or described the 3rd section, have along described cylindrical surface extend, ligule projection between described fixed-wing.
9. according to strutting implantation unit between the Via Posterior Spinal Approach ridge described in any one in claim 1 to 5, it is characterized in that near the free end of described the 3rd section, thering is the diameter of expansion.
10. according to strutting implantation unit between the Via Posterior Spinal Approach ridge described in any one in claim 1 to 5, it is characterized in that there are one or more holes near the cylindrical surface free end of described the 3rd section.
11. according to strutting implantation unit between the Via Posterior Spinal Approach ridge described in any one in claim 1 to 5, it is characterized in that, has the diameter dwindling near the first end of described first paragraph.
12. according to strutting implantation unit between the Via Posterior Spinal Approach ridge described in any one in claim 1 to 5, it is characterized in that, the described change wing and/or fixed-wing are the band shapes with certain width.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310153985.7A CN104116579B (en) | 2013-04-28 | 2013-04-28 | Implantation unit is strutted between a kind of Via Posterior Spinal Approach ridge |
| PCT/CN2014/074439 WO2014176953A1 (en) | 2013-04-28 | 2014-03-31 | Inter-posterior spine distraction implant unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310153985.7A CN104116579B (en) | 2013-04-28 | 2013-04-28 | Implantation unit is strutted between a kind of Via Posterior Spinal Approach ridge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104116579A true CN104116579A (en) | 2014-10-29 |
| CN104116579B CN104116579B (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310153985.7A Active CN104116579B (en) | 2013-04-28 | 2013-04-28 | Implantation unit is strutted between a kind of Via Posterior Spinal Approach ridge |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104116579B (en) |
| WO (1) | WO2014176953A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107184263A (en) * | 2016-03-14 | 2017-09-22 | 群力生技股份有限公司 | Spinal implant structure and kit therefor |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110478021B (en) * | 2019-09-17 | 2024-03-22 | 北京大学第三医院（北京大学第三临床医学院） | Vertebral bone grafting device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2728455A1 (en) * | 1994-12-26 | 1996-06-28 | Worcel Alexandre | OSTEOSYNTHESIS DEVICE |
| US20070032790A1 (en) * | 2005-08-05 | 2007-02-08 | Felix Aschmann | Apparatus for treating spinal stenosis |
| US20100057130A1 (en) * | 2008-08-27 | 2010-03-04 | Yue James J | Conical interspinous apparatus and a method of performing interspinous distraction |
| WO2010084079A1 (en) * | 2009-01-21 | 2010-07-29 | Med-Titan Spine Gmbh | Intervertebral disk strain-relief support |
| CN201920880U (en) * | 2010-12-10 | 2011-08-10 | 上海凯利泰医疗科技股份有限公司 | Bounce type spinous process shove-off device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8523910B2 (en) * | 2008-04-22 | 2013-09-03 | Globus Medical, Inc. | Lateral spinous process spacer |
| US8945184B2 (en) * | 2009-03-13 | 2015-02-03 | Spinal Simplicity Llc. | Interspinous process implant and fusion cage spacer |
-
2013
- 2013-04-28 CN CN201310153985.7A patent/CN104116579B/en active Active
-
2014
- 2014-03-31 WO PCT/CN2014/074439 patent/WO2014176953A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2728455A1 (en) * | 1994-12-26 | 1996-06-28 | Worcel Alexandre | OSTEOSYNTHESIS DEVICE |
| US20070032790A1 (en) * | 2005-08-05 | 2007-02-08 | Felix Aschmann | Apparatus for treating spinal stenosis |
| US20100057130A1 (en) * | 2008-08-27 | 2010-03-04 | Yue James J | Conical interspinous apparatus and a method of performing interspinous distraction |
| WO2010084079A1 (en) * | 2009-01-21 | 2010-07-29 | Med-Titan Spine Gmbh | Intervertebral disk strain-relief support |
| CN201920880U (en) * | 2010-12-10 | 2011-08-10 | 上海凯利泰医疗科技股份有限公司 | Bounce type spinous process shove-off device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107184263A (en) * | 2016-03-14 | 2017-09-22 | 群力生技股份有限公司 | Spinal implant structure and kit therefor |
| CN107184263B (en) * | 2016-03-14 | 2020-06-12 | 台湾微创医疗器材股份有限公司 | Spinal implant structure and kit therefor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104116579B (en) | 2016-08-03 |
| WO2014176953A1 (en) | 2014-11-06 |
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Effective date of registration: 20181213 Address after: 215000 Workshop B, No. 112 Fangzhong Street, Suzhou Industrial Park, Suzhou City, Jiangsu Province Patentee after: Suzhou Minimally Invasive Spinal Trauma Medical Technology Co., Ltd. Address before: 215623 Renmin North Road, Changyin Sand Management Zone, Zhangjiagang City, Suzhou City, Jiangsu Province Co-patentee before: Shanghai MicroPort Orthopedics Co., Ltd. Patentee before: Suhzou Health Medical Treatment Apparatus Co.,Ltd. |