CN214434443U - Cervical vertebra posterior connection assembly - Google Patents
Cervical vertebra posterior connection assembly Download PDFInfo
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- CN214434443U CN214434443U CN202022572375.9U CN202022572375U CN214434443U CN 214434443 U CN214434443 U CN 214434443U CN 202022572375 U CN202022572375 U CN 202022572375U CN 214434443 U CN214434443 U CN 214434443U
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Abstract
The utility model provides a cervical vertebra way of escape coupling assembling, include: the block connecting plate, the middle connecting plate, the centrum connecting plate and the extension supporting plate are connected in sequence; the block connecting plate is provided with a block connecting hole; a vertebral body connecting hole is arranged on the vertebral body connecting plate; the extension supporting plate is provided with an extension connecting hole; one end of the middle connecting plate, which is connected with the block connecting plate, is a middle first connecting end, and one end of the middle connecting plate, which is connected with the vertebral body connecting plate, is a middle second connecting end; a block supporting component is arranged on a first connecting end in the middle of the middle connecting plate, and a vertebral body supporting component is arranged on a second connecting end in the middle of the middle connecting plate; the extension support plate is obliquely arranged relative to the vertebral body connection plate. The utility model discloses a cervical vertebra way of escape coupling assembling simple structure, and can guarantee that cervical vertebra way of escape coupling assembling is connected with the cervical vertebra steadily.
Description
Technical Field
The utility model relates to an implant apparatus technical field, especially relate to a cervical vertebra way of escape coupling assembling.
Background
Laminoplasty is currently the primary posterior approach to cervical spine. Is mainly used for treating patients with spinal stenosis and ossification of posterior longitudinal ligament by operation. Laminoplasty enables reconstruction of the lamina to decompress the spinal cord. The internal fixation attachment devices commonly used in laminoplasty include titanium cervical plates and screws. Two ends of the cervical vertebra titanium plate are fixed on the vertebral plate and the lateral mass through screws, so that the vertebral plate and the lateral mass are connected through the cervical vertebra titanium plate. The internal fixation connecting device used in the current mainstream laminoplasty is to fix the cervical vertebra titanium plate and the lateral mass through two screws, and fix the cervical vertebra titanium plate and the vertebral plate through two screws, but because the vertebral plate has a limited thickness, the holding force of the screws for fixing the vertebral plate is limited, which can lead to the risk of loosening the internal fixation connecting device fixed on the vertebral plate.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned shortcomings of the prior art, the technical problem solved by the present invention is to provide a posterior cervical vertebra connection assembly.
In order to achieve the above objects and other related objects, the utility model provides a cervical vertebra posterior connection assembly, include: the block connecting plate, the middle connecting plate, the centrum connecting plate and the extension supporting plate are connected in sequence;
the block connecting plate is provided with a block connecting hole; a vertebral body connecting hole is formed in the vertebral body connecting plate; the extension supporting plate is provided with an extension connecting hole;
one end of the middle connecting plate, which is connected with the block connecting plate, is a middle first connecting end, and one end of the middle connecting plate, which is connected with the vertebral body connecting plate, is a middle second connecting end; a block supporting component is arranged on a first connecting end in the middle of the middle connecting plate, and a vertebral body supporting component is arranged on a second connecting end in the middle of the middle connecting plate;
the extension support plate is obliquely arranged relative to the vertebral body connection plate.
Preferably, the block connecting plate, the vertebral body connecting plate and the extension supporting plate are flat plates, and the middle connecting plate is a bent plate.
Furthermore, the vertebral body connecting plate comprises a vertebral body plate body and an auxiliary bending plate which are connected, the vertebral body plate body is a flat plate, and one end of the vertebral body plate body, which is far away from the auxiliary bending plate, is connected with an extension supporting plate; one end of the auxiliary bending plate, which is far away from the vertebral body plate body, is connected with the middle connecting plate; the vertebral body connecting hole is arranged on the vertebral body plate body.
Preferably, said block support member extends away from said intermediate second connection end of said intermediate connection plate; the vertebral body support component extends towards the direction far away from the middle first connecting end of the middle connecting plate.
Further, the posterior cervical vertebra connecting assembly further comprises a plurality of screws, the block connecting holes are used for allowing the screws to penetrate through, the vertebral body connecting holes are used for allowing the screws to penetrate through, and the extension connecting holes are used for allowing the screws to penetrate through.
Further, the screw penetrates into the block connecting hole from the outer side face of the block connecting plate, the screw penetrates into the vertebral body connecting hole from the outer side face of the vertebral body connecting plate, and the screw penetrates into the extension portion connecting hole from the outer side face of the extension supporting plate.
Still further, the auxiliary bent plate and the intermediate connecting plate are both bent outward.
Furthermore, two ends of the block connecting plate in the length direction are respectively a block part connecting end and a block part free end, and the block part connecting end of the block connecting plate is connected with the middle connecting plate; the quantity of block connecting hole is at least two, all the block connecting hole along the width direction of block connecting plate sets up at interval in proper order.
Furthermore, two ends of the extension supporting plate in the length direction are respectively an extension part connecting end and an extension part free end, and the extension part connecting end of the extension supporting plate is connected with the vertebral body connecting plate; the number of the extension part connecting holes is at least two, and all the extension part connecting holes are sequentially arranged at intervals along the length direction of the extension supporting plate;
the two ends of the vertebral body plate body in the length direction are respectively a vertebral body first connecting end and a vertebral body second connecting end, the vertebral body first connecting end of the vertebral body plate body is connected with the extension supporting plate, and the vertebral body second connecting end of the vertebral body plate body is connected with the auxiliary bending plate; the number of the vertebral body connecting holes is at least two, and all the vertebral body connecting holes are sequentially arranged at intervals along the length direction of the vertebral body plate body.
Furthermore, the included angle between the extension supporting plate and the vertebral body plate body ranges from 90 degrees to 150 degrees.
As above, the utility model discloses a cervical vertebra way of escape coupling assembling has following beneficial effect:
in the posterior cervical vertebra connecting component of the utility model, the block connecting plate, the middle connecting plate, the centrum connecting plate and the extension supporting plate are connected in sequence, and the extension supporting plate is arranged obliquely relative to the centrum connecting plate; the block connecting plate can cover the lateral block of the cervical vertebra, the centrum connecting plate can cover the vertebral plate of the cervical vertebra, and the extension supporting plate can cover the spinous process of the cervical vertebra; the screws penetrate through the block connecting holes and penetrate through the side blocks of the cervical vertebra, and the block connecting plates are connected with the side blocks of the cervical vertebra through the screws; the screw passes through the connecting hole of the extension part and penetrates through the spinous process of the cervical vertebra, and the screw connects the extension supporting plate with the spinous process of the cervical vertebra. Because the bone of the spinous process of the cervical vertebra is thicker, compared with the existing structure that the screw is fixed on the vertebral plate of the cervical vertebra, the screw is fixed on the spinous process of the cervical vertebra, so that the connection between the posterior cervical vertebra connecting component and the cervical vertebra is more stable; in addition, when the screw is fixed on the spinous process of the cervical vertebra, the direction of the screw which is placed into the spinous process of the cervical vertebra is not towards the inner side of the vertebral canal, so the screw fixed on the spinous process of the cervical vertebra can not have the risk of damaging the inner spinal cord; the vertebral body connecting plate is provided with a vertebral body connecting hole, and medical care personnel can select to use a screw to connect the vertebral body connecting plate with the vertebral plate of the cervical vertebra or not to connect the vertebral plate of the vertebral body connecting plate with the vertebral plate of the cervical vertebra according to requirements; the block body supporting component is used for supporting a side block of the cervical vertebra, and the vertebral body supporting component is used for supporting a vertebral plate of the cervical vertebra, so that the connection between the cervical vertebra posterior connection component and the cervical vertebra is more stable; the utility model discloses a cervical vertebra way of escape coupling assembling simple structure, and can guarantee that cervical vertebra way of escape coupling assembling is connected with the cervical vertebra steadily, reduced cervical vertebra way of escape coupling assembling and taken place not hard up risk.
Drawings
Fig. 1 is a schematic view showing an inner side three-dimensional structure of the posterior cervical connecting assembly of the present embodiment when connected to a cervical vertebra.
Fig. 2 is a schematic view showing an outer side three-dimensional structure of the posterior cervical connecting assembly of the present embodiment when connected with the cervical vertebrae and no screws are provided.
Fig. 3 is a schematic view showing a three-dimensional structure in which a block connecting plate, an intermediate connecting plate, an auxiliary bending plate, a vertebral body plate body and an extension supporting plate of the posterior cervical vertebra connecting assembly of this embodiment are connected in sequence.
Fig. 4 is a schematic side view of the connection assembly for posterior cervical vertebrae of the present embodiment, in which the block connection plate, the middle connection plate, the auxiliary bending plate, the vertebral body plate and the extension support plate are connected in sequence.
Description of the reference numerals
100 block connecting plate
101 block part connecting end
102 free end of block part
110 block connecting hole
200 middle connecting plate
201 middle first connection end
202 middle second connection end
210 depressions in the intermediate connecting plates
300 centrum connecting plate
301 first connecting end of vertebral body
302 second connecting end of vertebral body
310 centrum connecting hole
320 vertebral body plate body
330 auxiliary bending plate
331 assist in depression of curved plates
400 extending support plate
401 extension connection end
402 extension free end
410 extension connecting hole
500 block support member
600 vertebral body support member
800 screw
10 cervical vertebra side block
20 cervical vertebral plate
30 spinous process of cervical vertebrae
The included angle between the A extending support plate and the vertebral body plate body
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to the attached drawings. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
As shown in fig. 1 to 4, the posterior cervical vertebra connecting assembly of the present embodiment includes: the block connecting plate 100, the middle connecting plate 200, the vertebral body connecting plate 300 and the extension supporting plate 400 are connected in sequence;
the block connecting plate 100 is provided with a block connecting hole 110; a vertebral body connecting hole 310 is arranged on the vertebral body connecting plate 300; the extension support plate 400 is provided with an extension connection hole 410;
one end of the middle connecting plate 200 connected with the block connecting plate 100 is a middle first connecting end 201, and one end of the middle connecting plate 200 connected with the vertebral body connecting plate 300 is a middle second connecting end 202; a block supporting part 500 is arranged on the middle first connecting end 201 of the middle connecting plate 200, and a vertebral body supporting part 600 is arranged on the middle second connecting end 202 of the middle connecting plate 200;
the extension support plate 400 is obliquely disposed relative to the vertebral attachment plate 300.
In the posterior cervical vertebra connecting component of the utility model, the block connecting plate 100, the middle connecting plate 200, the vertebral body connecting plate 300 and the extension supporting plate 400 are connected in sequence, and the extension supporting plate 400 is arranged obliquely relative to the vertebral body connecting plate 300; the block connecting plate 100 can be covered on the lateral block 10 of the cervical vertebrae, the vertebral body connecting plate 300 can be covered on the vertebral plate 20 of the cervical vertebrae, and the extension supporting plate 400 can be covered on the spinous process 30 of the cervical vertebrae; the screw 800 passes through the block connecting hole 110 and penetrates the side block 10 of the cervical vertebra to connect the block connecting plate 100 with the side block 10 of the cervical vertebra; the screw 800 passes through the extension coupling hole 410 and penetrates the spinous process 30 of the cervical vertebrae to couple the extension support plate 400 with the spinous process 30 of the cervical vertebrae. Because the bone of the spinous process 30 of the cervical vertebra is thicker, compared with the structure in the prior art that the screw 800 is fixed on the vertebral plate 20 of the cervical vertebra, the screw 800 is fixed on the spinous process 30 of the cervical vertebra, so that the connection between the posterior cervical vertebra connecting component and the cervical vertebra is more stable; in addition, when the screw 800 is fixed to the spinous process 30 of the cervical spine, the screw 800 is not inserted into the spinous process 30 of the cervical spine toward the inner side of the spinal canal, and thus the screw 800 fixed to the spinous process 30 of the cervical spine does not risk damaging the inner spinal cord. The vertebral body connection plate 300 is provided with a vertebral body connection hole 310, and medical care personnel can select to use a screw 800 to connect the vertebral body connection plate 300 with the vertebral plate 20 of the cervical vertebra or disconnect the vertebral body connection plate 300 with the vertebral plate 20 of the cervical vertebra according to requirements; the block body supporting component 500 is used for supporting the lateral block 10 of the cervical vertebra, and the vertebral body supporting component 600 is used for supporting the vertebral plate 20 of the cervical vertebra, so that the connection between the cervical vertebra posterior connection component and the cervical vertebra is more stable; the utility model discloses a cervical vertebra way of escape coupling assembling simple structure, and can guarantee that cervical vertebra way of escape coupling assembling is connected with the cervical vertebra steadily, reduced cervical vertebra way of escape coupling assembling and taken place not hard up risk.
The block connecting plate 100 and the extension supporting plate 400 are both flat plates, and the structure is convenient for processing the block connecting plate 100 and the extension supporting plate 400; when the posterior cervical vertebra connecting assembly is installed on the cervical vertebra, the middle connecting plate 200 is located between the lateral mass 10 of the cervical vertebra and the vertebral plate 20 of the cervical vertebra, the middle connecting plate 200 is a bent plate, so that the middle connecting plate 200 can bear larger pressure, and the posterior cervical vertebra connecting assembly is more stably connected with the cervical vertebra.
The vertebral body connection plate 300 comprises a vertebral body plate body 320 and an auxiliary bending plate 330 which are connected, wherein the vertebral body plate body 320 is a flat plate, and one end of the vertebral body plate body 320, which is far away from the auxiliary bending plate 330, is connected with an extension support plate 400; the end of the auxiliary curved plate 330 away from the vertebral body plate body 320 is connected to the intermediate connecting plate 200; the vertebral body attachment bores 310 are disposed in the vertebral body plate body 320. An auxiliary bending plate 330 is arranged between the middle connecting plate 200 and the vertebral body plate body 320, and the vertebral body supporting component 600 is arranged between the auxiliary bending plate 330 and the middle connecting plate 200. The auxiliary bending plate 330 can support one side of the vertebral plate 20 of the cervical vertebra far away from the spinous process 30 of the cervical vertebra, when the vertebral plate body 320 is connected with the vertebral plate 20 of the cervical vertebra through the screw 800, the end of the screw 800 passing through the vertebral plate 20 of the cervical vertebra cannot directly face to the center of the vertebral canal, and the risk that the screw 800 damages the spinal cord inside the vertebral canal is reduced.
The block support members 500 extend away from the intermediate second connection ends 202 of the intermediate connection plates 200; the vertebral body support member 600 extends in a direction away from the middle first connection end 201 of the middle connection plate 200, so that the block body support member 500 can stably support the lateral block 10 of the cervical vertebrae, and the vertebral body support member 600 can stably support the vertebral plate 20 of the cervical vertebrae.
The cervical vertebra posterior connection assembly further comprises a plurality of screws 800, wherein the block connection holes 110 are used for the screws 800 to pass through, the vertebral body connection holes 310 are used for the screws 800 to pass through, and the extension connection holes 410 are used for the screws 800 to pass through. The screw 800 penetrates into the block connection hole 110 from the outer side of the block connection plate 100, the screw 800 penetrates into the vertebral body connection hole 310 from the outer side of the vertebral body connection plate 300, and the screw 800 penetrates into the extension connection hole 410 from the outer side of the extension support plate 400. This structure is convenient for cervical vertebra way of escape coupling assembling and is connected with the cervical vertebra.
The auxiliary bending plate 330 and the middle connecting plate 200 are both outwards bent, the recess 331 of the auxiliary bending plate 330 faces the inner side, the recess 210 of the middle connecting plate 200 faces the inner side, and when the structure enables the cervical vertebra posterior connection assembly to be connected with the cervical vertebra, the auxiliary bending plate 330 and the middle connecting plate 200 cannot interfere with the cervical vertebra and the spinal cord inside the vertebral canal, so that the installation process of the cervical vertebra posterior connection assembly is safer.
The two ends of the block connecting plate 100 in the length direction are respectively a block connecting end 101 and a block free end 102, and the block connecting end 101 of the block connecting plate 100 is connected with the middle connecting plate 200; the number of the block coupling holes 110 is at least two, and all the block coupling holes 110 are sequentially spaced apart in the width direction of the block coupling plate 100. This configuration makes the connection of the block connecting plate 100 to the lateral mass 10 of the cervical vertebrae more stable. In the present embodiment, the number of block connection holes 110 is two.
The two ends of the extension supporting plate 400 in the length direction are respectively an extension connecting end 401 and an extension free end 402, and the extension connecting end 401 of the extension supporting plate 400 is connected with the vertebral body plate body 320 of the vertebral body connection plate 300; the number of the extension part connection holes 410 is at least two, and all the extension part connection holes 410 are sequentially provided at intervals along the length direction of the extension support plate 400; this structure makes the connection of the extension supporting plate 400 to the spinous process 30 of the cervical vertebrae more stable. In this embodiment, the number of the extension connection holes 410 is two.
The two ends of the vertebral body plate body 320 in the length direction are respectively a vertebral body first connecting end 301 and a vertebral body second connecting end 302, the vertebral body first connecting end 301 of the vertebral body plate body 320 is connected with the extension supporting plate 400, and the vertebral body second connecting end 302 of the vertebral body plate body 320 is connected with the auxiliary bending plate 330; the number of the vertebral body coupling holes 310 is at least two, and all the vertebral body coupling holes 310 are sequentially spaced along the length direction of the vertebral body plate body 320. This configuration provides a more stable connection of the vertebral plate body 320 to the lamina 20 of the cervical spine. In this embodiment, the number of vertebral body attachment bores 310 is two.
The block connecting plate 100, the middle connecting plate 200, the auxiliary bending plate 330, the vertebral body plate body 320 and the extension supporting plate 400 are connected in sequence to form a cervical vertebra posterior connecting plate, and the cervical vertebra posterior connecting plate is made of a material which can be implanted into a human body. In this embodiment, the posterior cervical spine connecting plate is made of titanium.
The angle a between the extension support plate 400 and the vertebral plate body 320 can range from 90 degrees to 150 degrees. According to the value range of the included angle A, cervical vertebra posterior connecting plates of various specifications are arranged so as to accord with the cervical vertebra structure of Asians. In this embodiment, the included angle a between the extension support plate 400 and the vertebral plate body 320 is 120 degrees.
To sum up, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. A posterior cervical connection assembly, comprising: the block connecting plate (100), the middle connecting plate (200), the vertebral body connecting plate (300) and the extension supporting plate (400) are connected in sequence;
the block connecting plate (100) is provided with a block connecting hole (110); a vertebral body connecting hole (310) is formed in the vertebral body connecting plate (300); an extension part connecting hole (410) is formed in the extension supporting plate (400);
one end of the middle connecting plate (200) connected with the block connecting plate (100) is a middle first connecting end (201), and one end of the middle connecting plate (200) connected with the vertebral body connecting plate (300) is a middle second connecting end (202); a block supporting component (500) is arranged on a first connecting end (201) in the middle of the middle connecting plate (200), and a vertebral body supporting component (600) is arranged on a second connecting end (202) in the middle of the middle connecting plate (200);
the extension support plate (400) is obliquely disposed with respect to the vertebral attachment plate (300).
2. The posterior cervical connection assembly of claim 1, wherein: the block connecting plate (100) and the extension supporting plate (400) are both flat plates, and the middle connecting plate (200) is a bent plate.
3. The posterior cervical connection assembly of claim 2, wherein: the vertebral body connecting plate (300) comprises a vertebral body plate body (320) and an auxiliary bending plate (330) which are connected, the vertebral body plate body (320) is a flat plate, and one end, far away from the auxiliary bending plate (330), of the vertebral body plate body (320) is connected with an extension supporting plate (400); the end of the auxiliary bent plate (330) far away from the vertebral body plate body (320) is connected with the middle connecting plate (200); the vertebral body connecting hole (310) is arranged on the vertebral body plate body (320).
4. A posterior cervical connection assembly according to claim 1 or 3, wherein: the block support member (500) extends away from the intermediate second connection end (202) of the intermediate connection plate (200); the vertebral body support member (600) extends in a direction away from the intermediate first connection end (201) of the intermediate connection plate (200).
5. The posterior cervical connection assembly of claim 3, wherein: the screw fixing device further comprises a plurality of screws (800), wherein the block body connecting holes (110) are used for allowing the screws (800) to pass through, the cone body connecting holes (310) are used for allowing the screws (800) to pass through, and the extension part connecting holes (410) are used for allowing the screws (800) to pass through.
6. The posterior cervical connection assembly of claim 5, wherein: the screw (800) penetrates into the block connecting hole (110) from the outer side surface of the block connecting plate (100), the screw (800) penetrates into the vertebral body connecting hole (310) from the outer side surface of the vertebral body connecting plate (300), and the screw (800) penetrates into the extension connecting hole (410) from the outer side surface of the extension supporting plate (400).
7. The posterior cervical connection assembly of claim 6, wherein: the auxiliary bent plate (330) and the intermediate connection plate (200) are both bent outward.
8. The posterior cervical connection assembly of claim 3, wherein: the two ends of the block connecting plate (100) in the length direction are respectively a block part connecting end (101) and a block part free end (102), and the block part connecting end (101) of the block connecting plate (100) is connected with the middle connecting plate (200); the number of the block connecting holes (110) is at least two, and all the block connecting holes (110) are sequentially arranged at intervals along the width direction of the block connecting plate (100).
9. The posterior cervical connection assembly of claim 3, wherein:
the two ends of the extension supporting plate (400) in the length direction are respectively an extension part connecting end (401) and an extension part free end (402), and the extension part connecting end (401) of the extension supporting plate (400) is connected with the vertebral body connecting plate (300); the number of the extension part connecting holes (410) is at least two, and all the extension part connecting holes (410) are sequentially arranged at intervals along the length direction of the extension supporting plate (400);
two ends of the vertebral body plate body (320) in the length direction are respectively a vertebral body first connecting end (301) and a vertebral body second connecting end (302), the vertebral body first connecting end (301) of the vertebral body plate body (320) is connected with the extension supporting plate (400), and the vertebral body second connecting end (302) of the vertebral body plate body (320) is connected with the auxiliary bending plate (330); the number of the vertebral body connecting holes (310) is at least two, and all the vertebral body connecting holes (310) are sequentially arranged at intervals along the length direction of the vertebral body plate body (320).
10. The posterior cervical connection assembly of claim 3, wherein: the included angle between the extension supporting plate (400) and the vertebral body plate body (320) ranges from 90 degrees to 150 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022572375.9U CN214434443U (en) | 2020-11-09 | 2020-11-09 | Cervical vertebra posterior connection assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022572375.9U CN214434443U (en) | 2020-11-09 | 2020-11-09 | Cervical vertebra posterior connection assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214434443U true CN214434443U (en) | 2021-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022572375.9U Active CN214434443U (en) | 2020-11-09 | 2020-11-09 | Cervical vertebra posterior connection assembly |
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| Country | Link |
|---|---|
| CN (1) | CN214434443U (en) |
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2020
- 2020-11-09 CN CN202022572375.9U patent/CN214434443U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230628 Address after: No.385, Huirong Road, Jiading Industrial Zone, Jiading District, Shanghai, 201815 Patentee after: SHANGHAI SANYOU MEDICAL Co.,Ltd. Address before: 430081 No. 1, gate 55, block 46, Hongwei Road, Qingshan District, Wuhan City, Hubei Province Patentee before: Yang Cao |
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| TR01 | Transfer of patent right |