CN219000746U - Inter-vertebral-plate stabilizing mechanism - Google Patents
Inter-vertebral-plate stabilizing mechanism Download PDFInfo
- Publication number
- CN219000746U CN219000746U CN202222928943.3U CN202222928943U CN219000746U CN 219000746 U CN219000746 U CN 219000746U CN 202222928943 U CN202222928943 U CN 202222928943U CN 219000746 U CN219000746 U CN 219000746U
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- inter
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- rear end
- binding
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- 230000000087 stabilizing effect Effects 0.000 title claims abstract description 28
- 239000011248 coating agent Substances 0.000 claims abstract description 16
- 238000000576 coating method Methods 0.000 claims abstract description 16
- 229920001971 elastomer Polymers 0.000 claims abstract description 3
- 239000000806 elastomer Substances 0.000 claims abstract description 3
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 239000002861 polymer material Substances 0.000 claims description 4
- 230000006641 stabilisation Effects 0.000 claims description 4
- 238000011105 stabilization Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 2
- 230000033001 locomotion Effects 0.000 abstract description 9
- 238000001356 surgical procedure Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 3
- 208000007623 Lordosis Diseases 0.000 abstract description 2
- 235000001968 nicotinic acid Nutrition 0.000 abstract 1
- 230000004927 fusion Effects 0.000 description 9
- 239000007943 implant Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 230000007850 degeneration Effects 0.000 description 5
- 210000003041 ligament Anatomy 0.000 description 5
- 208000010392 Bone Fractures Diseases 0.000 description 4
- 206010017076 Fracture Diseases 0.000 description 4
- 238000002513 implantation Methods 0.000 description 3
- 208000028389 Nerve injury Diseases 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 210000000988 bone and bone Anatomy 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000000642 iatrogenic effect Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 210000005036 nerve Anatomy 0.000 description 2
- 230000008764 nerve damage Effects 0.000 description 2
- 239000011664 nicotinic acid Substances 0.000 description 2
- 230000002285 radioactive effect Effects 0.000 description 2
- 102000008186 Collagen Human genes 0.000 description 1
- 108010035532 Collagen Proteins 0.000 description 1
- 210000003423 ankle Anatomy 0.000 description 1
- 206010003246 arthritis Diseases 0.000 description 1
- 208000037873 arthrodesis Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008468 bone growth Effects 0.000 description 1
- 229920001436 collagen Polymers 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 210000004177 elastic tissue Anatomy 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 210000003811 finger Anatomy 0.000 description 1
- 230000003100 immobilizing effect Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
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- 210000003371 toe Anatomy 0.000 description 1
- 210000000707 wrist Anatomy 0.000 description 1
- 210000002517 zygapophyseal joint Anatomy 0.000 description 1
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Abstract
The utility model discloses an inter-vertebral plate stabilizing mechanism, which comprises a stabilizing support body and a binding assembly, wherein the stabilizing support body is arranged between two vertebral plates, the binding assembly is used for fixing the two vertebral plates, the stabilizing support body comprises a front end part and a rear end part, the front end part and the rear end part are connected through a middle connecting body, the front end part is provided with a coating or a sticky piece, the rear end part is provided with an auxiliary clamping mechanism, and the stabilizing support body is an elastomer. The stable support body has the advantages that the stable support body is ingenious in structural design and high in practicability, can elastically bear weight between conical plates, has the conical plates supported close to I.A.R, can be used for reducing pressure and correcting lordosis better than other interspinous devices, is a dynamic stable system, and is high in bionics, natural motion of the segments is restored by considering axial motion of the spinal segments, the effect of surgical treatment is improved, the surgery is simple, the convenience of the surgical treatment is improved, and the risk of the surgical treatment is reduced.
Description
Technical Field
The utility model relates to the technical field of an inter-lamina stabilizing assembly, in particular to an inter-lamina stabilizing mechanism.
Background
Joint fusion or arthrodesis is a common method of alleviating pain caused by joint degeneration and/or arthritis, which involves inducing bone growth between two otherwise mobile bones in a joint, which relieves pain by immobilizing and stabilizing the joint, typically in its most functional position, ankle, wrist, finger, toe and spinal joints are all examples of joints that can be fused to relieve pain associated with unstable, degenerated joints.
Spinal motion segments are composed of two adjacent vertebral bodies, an inserted disc consisting of the endplates of the spinal surface, a soft inner core (called the nucleus pulposus) and annular fibrous ligaments circumferentially surrounding the nucleus and connecting the vertebrae together, and connected ligaments, muscles, bone and facet joints, in a normal disc where the load exerted by the nucleus pulposus is cushioned to protect the rest of the spinal motion segment, the nucleus pulposus in a normal disc reacts to pressure by bulging outward against the vertebral endplates and annulus fibrosus, which consists of collagen fibers and a lesser amount of elastic fibers, both of which are effectively under tension, however, the annulus fibrosus itself is not very effectively resistant to pressure and shear forces.
The current surgical treatment scheme of lumbar degeneration diseases comprises traditional pedicle screw internal fixation, interbody fusion, non-fusion elastic fixation among spinous processes and the like, although the spinal fusion or the internal fixation operation is used as a golden standard for lumbar surgery treatment, the adjacent segment degeneration incidence rate is high and the like and is widely focused, an interspinous spreader is not perfect, interspinous fracture risks are high, spreading effects are limited, problems of implant loosening or fatigue failure and the like are also successively generated, and therefore, an interspinous stabilizing mechanism needs to be designed.
Disclosure of Invention
The utility model aims to solve the problems, and designs an inter-vertebral-plate stabilizing mechanism.
The technical scheme of the utility model for achieving the purpose is that the inter-vertebral-plate stabilizing mechanism comprises a stabilizing support body and a binding assembly, wherein the stabilizing support body is arranged between two vertebral plates, the binding assembly is used for fixing the two vertebral plates, the stabilizing support body comprises a front end part and a rear end part, the front end part is connected with the rear end part through a middle connecting body, the front end part is provided with a coating or a sticky piece, and the rear end part is provided with an auxiliary clamping mechanism.
As a further description of the present technical solution, the stabilizing support is an elastomer.
As a further description of the technical solution, the binding assembly comprises a binding flat wire for fixing two conical plates, or an auxiliary binding plate arranged on the conical plates, and the binding flat wire is arranged on the two auxiliary binding plates.
As a further description of the technical solution, the front end portion is provided with a first fixing component, and a coating or an adhesive sheet is arranged in the first fixing component.
As a further description of the technical scheme, the first fixing component comprises a first limiting groove arranged at the front end part, and a coating or a sticky piece is arranged in the first limiting groove.
As further description of the technical scheme, the coating is a waterproof coating, and the adhesive sheet is a high polymer material with good biocompatibility.
As a further description of the technical solution, the auxiliary clamping mechanism comprises an auxiliary clamping groove arranged at the rear end part, and the section of the auxiliary clamping groove is semicircular, conical and open square.
As further description of the technical scheme, an auxiliary supporting block is integrally formed above the middle connecting body.
As a further description of the technical scheme, the middle part of the middle connector is provided with an auxiliary compression hole.
The stable supporting body has the beneficial effects that the stable supporting body is ingenious in structural design and strong in practicability, can elastically bear weight between conical plates, has the conical plates supported close to I.A.R, can decompress and correct lordosis better than other interspinous devices, is a dynamic stable system, and is strong in bionic property, natural motion of the segments is restored in consideration of axial motion of the spinal segments, the effect of surgical treatment is improved, the operation is simple, the convenience of the surgical treatment is improved, and the risk of the surgical treatment is reduced.
Compared with the traditional fusion operation, the operation mode and the device thereof have the obvious advantages of avoiding nerve root contact, preventing iatrogenic nerve injury, avoiding radioactive injury of an operator due to no need of perspective positioning during implantation, avoiding secondary operation to take out an implant, avoiding implant fracture risk and the like.
Drawings
FIG. 1 is a schematic view of the overall structure of a stabilization support of the present utility model;
FIG. 2 is a schematic view of the implantation site of the stabilization support of the present utility model;
FIG. 3 is a schematic cross-sectional view of a stabilization support implant of the present utility model;
FIG. 4 is a schematic view showing the use state structure of the binding flat wire according to the present utility model;
fig. 5 is a schematic view showing the structure of the auxiliary binding plate in the use state of the present utility model.
In the figure, 1, a stable support; 2. a binding assembly; 3. a front end portion; 4. a rear end portion; 5. a middle connector; 6. an auxiliary clamping mechanism; 7. binding the flat wire; 8. an auxiliary binding plate; 9. a first fixing assembly; 10. the first limit groove; 11. an auxiliary clamping groove; 12. an auxiliary supporting block; 13. auxiliary compression holes.
Detailed Description
Firstly, explaining the design purpose of the utility model, the operation treatment scheme of the lumbar degeneration disease at the present stage comprises the traditional pedicle screw internal fixation operation, the intervertebral fusion operation, the non-fusion elastic fixation operation between the spinous processes and the like, although the spinal fusion operation or the internal fixation operation is used as the golden standard of the lumbar operation treatment, the complications such as high incidence rate of degeneration of adjacent segments and the like are widely concerned, the spreader between the spinous processes is not perfect, the risk of fracture of the spinous processes is high, the problems of loosening or fatigue failure of the implant and the like are also caused successively, and therefore, the utility model designs the stabilizing mechanism between the vertebral plates.
The present utility model will be described in detail with reference to the accompanying drawings, as shown in fig. 1 to 5, an inter-lamina stabilizing mechanism comprising a stabilizing support 1 disposed between two laminae, a strapping assembly 2 for securing the two laminae,
the following will describe in detail the stable support body 1, the stable support body 1 is an elastic body, the stable support body 1 includes a front end portion 3 and a rear end portion 4, the front end portion 3 and the rear end portion 4 are connected by a middle connecting body 5, the front end portion 3 is provided with a coating or a sticking sheet, and the rear end portion 4 is provided with an auxiliary clamping mechanism 6.
The front end 3 will be described in detail below, the front end 3 is provided with a first fixing component 9, a coating or a bonding sheet is disposed in the first fixing component 9, the first fixing component 9 includes a first limiting groove 10 disposed in the front end 3, a coating or a bonding sheet is disposed in the first limiting groove 10, the coating is a waterproof coating, and the bonding sheet is made of a high polymer material with good biocompatibility.
The auxiliary clamping mechanism 6 will be described in detail, and the auxiliary clamping mechanism 6 includes an auxiliary clamping groove 11 provided at the rear end portion 4, and the auxiliary clamping groove 11 has a semicircular, conical, and open square cross section.
The middle connector 5 is used for the front end 3 and the rear end 4, the middle connector 5 will be described in detail below, for the convenience of supporting the conical plate in an auxiliary way, an auxiliary supporting block 12 is integrally formed above the middle connector 5, for the convenience of placing the elastic body between the conical plates after being compressed, an auxiliary compression hole 13 is formed in the middle of the middle connector 5, and the rear convex part of the auxiliary supporting block 12 can prevent the middle connector 5 from moving forwards.
The binding assembly 2 comprises a binding flat wire 7 for fixing two conical plates or an auxiliary binding plate 8 arranged on the conical plates, and the binding flat wire 7 is arranged on the two auxiliary binding plates 8.
If the supraspinal ligament cannot be reserved, in order to prevent the anterior flexion movement of the spine from causing the displacement and loosening of the component, a binding flat wire 7 can be arranged between vertebral plates and knotted or fixed in a locking manner, the binding flat wire 7 is made of a high polymer material and has good biocompatibility, or the auxiliary binding plate 8 is fixed in a manner of adding the flat wire to the auxiliary binding plate 8, and the auxiliary binding plate 8 is anatomic and is matched with the vertebral plate shape, so that the material is biocompatible.
The specific structure of the present utility model is described in detail above, and the working principle of the present utility model will be described below: according to the prone neutral position of a patient, according to the operation section, the skin is cut at a position which is 2-3mm away from the center line, the incision is not required to be too large, generally about 4cm, a small amount of ligaments and tissues between vertebral plates need to be removed firstly for facilitating the entry of products, the vertebral plates are opened through opening pliers, the products with proper sizes are tested firstly by using test molds of the products, the model of the corresponding products is selected according to the sizes of the test molds, the products are compressed by clamping apparatuses, under the assistance of the opening pliers, the stable supporting body 1 is implanted, if the ligaments on the spine can not be reserved, the flat wire 7 needs to be used, the flat wire 7 can be installed through traction tools, the flat wire can penetrate from the spinous process of the adjacent section, then the flat wire 7 is fixed through a lock catch or the flat wire 7 and the auxiliary binding plate 8 are installed through special tools, the stable supporting body 1 has ingenious structural design and strong practicability, the weight can be borne elastically between the vertebral plates, the vertebral plates are supported to be close to I.A.R, the axial motion of the spine supporting body can be better than other devices and the spine supporting body is reduced, the dynamic motion of the spine supporting body is realized, the bionic system is easy to restore the operation, the operation is simple and the operation is convenient, the operation is easy, the operation is convenient, and the operation is easy is convenient, and the treatment is easy, and the operation is easy has the treatment has improved, and the operation has improved.
Compared with the traditional fusion operation, the operation mode and the device thereof have the obvious advantages of avoiding nerve root contact, preventing iatrogenic nerve injury, avoiding radioactive injury of an operator due to no need of perspective positioning during implantation, avoiding secondary operation to take out an implant, avoiding implant fracture risk and the like.
The above technical solution only represents the preferred technical solution of the present utility model, and some changes that may be made by those skilled in the art to some parts of the technical solution represent the principles of the present utility model, and the technical solution falls within the scope of the present utility model.
Claims (9)
1. The utility model provides a stable mechanism between vertebral plates, its characterized in that, including setting up stable supporter (1) between two vertebral plates, be used for fixing the bundle subassembly (2) of two vertebral plates, stable supporter (1) include preceding tip (3) and rear end portion (4), preceding tip (3) with connect through middle part connector (5) between rear end portion (4), preceding tip (3) are provided with coating or bonding sheet, rear end portion (4) are provided with auxiliary clamping mechanism (6).
2. An inter-laminar stabilizing mechanism according to claim 1, characterized in that the stabilizing support (1) is an elastomer.
3. An inter-lamina stabilizing mechanism according to claim 1, wherein the binding assembly (2) comprises binding flat wires (7) for fixing two conical plates, or auxiliary binding plates (8) arranged on the conical plates, binding flat wires (7) are arranged on the two auxiliary binding plates (8), and the binding flat wires (7) are made of high polymer materials.
4. An inter-laminar stabilizing mechanism according to claim 1, characterized in that the front end portion (3) is provided with a first fixing member (9), and that the first fixing member (9) is provided with a coating or adhesive sheet.
5. An inter-laminar stabilizing mechanism according to claim 4, characterized in that said first fixing assembly (9) comprises a first limit groove (10) provided at the front end portion (3), said first limit groove (10) being provided with a coating or adhesive sheet.
6. The intervertebral stabilization mechanism of claim 5 wherein the coating is a waterproof coating and the adhesive sheet is a biocompatible polymeric material.
7. An inter-lamina stabilizing mechanism according to claim 1, wherein the auxiliary clamping mechanism (6) comprises an auxiliary clamping groove (11) provided at the rear end portion (4), the auxiliary clamping groove (11) being semicircular, conical, open square in cross section.
8. An inter-lamina stabilizing mechanism according to claim 1, wherein the intermediate connector (5) is integrally formed with an auxiliary support block (12).
9. An inter-laminar stabilizing mechanism according to claim 1, characterized in that the middle part of the middle connecting body (5) is provided with auxiliary compression holes (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222928943.3U CN219000746U (en) | 2022-11-03 | 2022-11-03 | Inter-vertebral-plate stabilizing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222928943.3U CN219000746U (en) | 2022-11-03 | 2022-11-03 | Inter-vertebral-plate stabilizing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219000746U true CN219000746U (en) | 2023-05-12 |
Family
ID=86235660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222928943.3U Active CN219000746U (en) | 2022-11-03 | 2022-11-03 | Inter-vertebral-plate stabilizing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219000746U (en) |
-
2022
- 2022-11-03 CN CN202222928943.3U patent/CN219000746U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231017 Address after: Room B-212-37, Z101, Building 1-2, No. 78 Jinshan East Road, High tech Zone, Suzhou City, Jiangsu Province, 215011 Patentee after: Jiangsu Shuhuan Yuze Medical Technology Co.,Ltd. Address before: Room 601, Building 7, No. 188, Fuchunjiang Road, High tech Zone, Suzhou City, Jiangsu Province, 215000 Patentee before: Jiangsu Hopu Zhiyuan Medical Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right |