CN116602745A - Microporous reticular fixed vertebral plate for reconstructing vertebral column and use method - Google Patents
Microporous reticular fixed vertebral plate for reconstructing vertebral column and use method Download PDFInfo
- Publication number
- CN116602745A CN116602745A CN202310368575.8A CN202310368575A CN116602745A CN 116602745 A CN116602745 A CN 116602745A CN 202310368575 A CN202310368575 A CN 202310368575A CN 116602745 A CN116602745 A CN 116602745A
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- China
- Prior art keywords
- microporous
- reconstructing
- connecting shaft
- spine
- vertebral plate
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 18
- 229920000747 poly(lactic acid) Polymers 0.000 claims description 16
- 239000004626 polylactic acid Substances 0.000 claims description 16
- 229920002101 Chitin Polymers 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 10
- 208000010392 Bone Fractures Diseases 0.000 claims description 9
- 208000006670 Multiple fractures Diseases 0.000 claims description 9
- 238000005498 polishing Methods 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 239000002994 raw material Substances 0.000 claims description 6
- 229920002472 Starch Polymers 0.000 claims description 5
- 230000015556 catabolic process Effects 0.000 claims description 5
- 238000006731 degradation reaction Methods 0.000 claims description 5
- 239000008107 starch Substances 0.000 claims description 5
- 235000019698 starch Nutrition 0.000 claims description 5
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 4
- 239000003963 antioxidant agent Substances 0.000 claims description 4
- 230000003078 antioxidant effect Effects 0.000 claims description 4
- 239000003431 cross linking reagent Substances 0.000 claims description 4
- 239000004014 plasticizer Substances 0.000 claims description 4
- 229920001610 polycaprolactone Polymers 0.000 claims description 4
- 239000004632 polycaprolactone Substances 0.000 claims description 4
- 238000010030 laminating Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- 206010052428 Wound Diseases 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 4
- 230000035876 healing Effects 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 210000000988 bone and bone Anatomy 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 210000000115 thoracic cavity Anatomy 0.000 description 2
- 231100000765 toxin Toxicity 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
- A61L31/02—Inorganic materials
- A61L31/022—Metals or alloys
-
- 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
- A61B17/7097—Stabilisers comprising fluid filler in an implant, e.g. balloon; devices for inserting or filling such implants
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
- A61L31/04—Macromolecular materials
- A61L31/042—Polysaccharides
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
- A61L31/04—Macromolecular materials
- A61L31/06—Macromolecular materials obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
- Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
Abstract
The invention relates to the technical field of medical appliances, and particularly discloses a microporous reticular fixed vertebral plate for reconstructing a spine and a use method thereof. Be applicable to the connection of multiple position, network structure can laminate vertebra more simultaneously for patient's operation's laminating degree is better, is convenient for resume more, and the randomness is big, reduces the use of the different apparatuses of operation in-process, makes operation step succinct more.
Description
Technical Field
The invention relates to the technical field of medical appliances, in particular to a microporous reticular fixed vertebral plate for reconstructing a vertebral column and a use method thereof.
Background
At present, when carrying out the operation to cervical vertebra, lumbar vertebra and thoracic vertebra, need support the vertebra, need use bone grafting board, door opening board and door axle board to the in-process that supports the vertebra, carry out the adaptation and support the vertebra through bone grafting board, door opening board and door axle board to this reaches the purpose of repairing patient's vertebra, makes the patient can carry out normal daily life, and restores the vertebra.
However, in the prior art, in the expansion and shaping operation of the vertebral canal, the used surgical instruments are more complicated, and in the use process, whether the corresponding vertebral shapes are matched with the corresponding surgical instruments needs to be judged, and meanwhile, the physical state of each patient is inconsistent, and the surgical instruments are in a fixed state, so that the best adaptation effect cannot be achieved.
Disclosure of Invention
The invention aims to provide a microporous reticular fixed vertebral plate for reconstructing a spine and a using method thereof, and aims to solve the technical problems that in the prior art, in the vertebral canal expansion and shaping operation, a plurality of used surgical instruments are more complicated, in the using process, whether the shape of the corresponding vertebrae is matched with the corresponding surgical instruments or not needs to be judged, and meanwhile, the physical state of each patient is inconsistent, and the surgical instruments are in a fixed state, so that the best adapting effect cannot be achieved.
In order to achieve the above purpose, the microporous reticular fixed vertebral plate for reconstructing the spine comprises a plurality of bolt rings, a first connecting shaft and a second connecting shaft, wherein the number of the bolt rings is a plurality of first connecting shafts and the number of the second connecting shafts are a plurality of first connecting shafts, each first connecting shaft is fixedly connected with two corresponding adjacent bolt rings and is respectively positioned between the two corresponding bolt rings, and two ends of each second connecting shaft are respectively fixedly connected with the two corresponding adjacent bolt rings and are respectively positioned between the two corresponding bolt rings.
The bolt ring is in a flat ring shape, and the first connecting shaft and the second connecting shaft are respectively in a flat strip shape.
The inner side of one end of the bolt ring is provided with an inclined chamfer, the first connecting shaft and the second connecting shaft are cylindrical, the first connecting shaft and the second connecting shaft are in a V shape, and the first connecting shaft and the second connecting shaft are consistent in structure.
Wherein, the microporous reticular fixed vertebral plate for reconstructing the vertebral column adopts any one of titanium alloy and PLA degradation material.
The PLA degradable material is prepared from the following raw materials in parts by weight: 30-35% of starch, 20-30% of polylactic acid, 10-15% of polycaprolactone, 15-20% of chitin, 2-7% of antioxidant, 4-8% of plasticizer and 2-5% of crosslinking agent.
The invention also provides a using method of the microporous reticular fixed vertebral plate for reconstructing the spine, which is applied to the microporous reticular fixed vertebral plate for reconstructing the spine, and comprises the following steps of:
grinding one side of the vertebrae using a grinding drill to separate it as an open side;
grinding the other side of the vertebrae by using a grinding drill to form a groove as a portal shaft on the vertebrae;
cutting the microporous reticular fixed vertebral plate with proper size for reconstructing the spine, and polishing the peripheral angle of the microporous reticular fixed vertebral plate for reconstructing the spine by a polishing machine to ensure that the peripheral angle is smooth and free of barbs;
fixing broken bones or supporting objects on one side of the microporous reticular fixed vertebral plate for reconstructing the spine through bolts, and embedding the broken bones or supporting objects into the interior of the door opening side;
using bolts to penetrate through the bolt rings and be in threaded connection with vertebrae, so as to fix broken bones and the microporous reticular fixed vertebral plates for reconstructing the spine;
cutting the proper microporous reticular fixed vertebral plate for reconstructing the spine again, and polishing the corners of the microporous reticular fixed vertebral plate;
fixing the microporous reticular fixed vertebral plates for reconstructing the spine by using bolts, and connecting vertebrae at two sides of a portal shaft;
finally, the fixation of the microporous reticular fixed vertebral plate for reconstructing the spine is completed.
The microporous reticular fixed vertebral plate for reconstructing the vertebral column has the beneficial effects that: the vertebrae suitable for cervical vertebra, thoracic vertebra and lumbar vertebra are fixed, can tailor according to the position state of patient's treatment, are applicable to the connection at multiple position, and network structure can laminate vertebrae more simultaneously for patient's laminating degree of operation is better, is convenient for resume more, and the randomness is big, reduces the use of different apparatuses in the operation process, makes operation step succinct more.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of embodiment 1 of the present invention.
Fig. 2 is a schematic structural view of embodiment 2 of the present invention.
FIG. 3 is a flow chart of the steps of a method of using the microporous mesh fixation lamina of the present invention for reconstructing a spinal column.
1-bolt ring, 2-first connecting shaft, 3-second connecting shaft, 4-chamfer to one side.
Detailed Description
Example 1:
referring to fig. 1, the present invention provides a microporous mesh-shaped fixation vertebral plate for reconstructing a spine, which comprises a plurality of bolt rings 1, a first connecting shaft 2 and a second connecting shaft 3, wherein the number of the bolt rings 1 is a plurality of first connecting shafts 2 and the number of the second connecting shafts 3 are a plurality of, each first connecting shaft is fixedly connected with two corresponding adjacent bolt rings 1 respectively and is positioned between the two corresponding bolt rings 1 respectively, and two ends of each second connecting shaft 3 are fixedly connected with the two corresponding adjacent bolt rings 1 respectively and are positioned between the two corresponding bolt rings 1 respectively.
Further, the bolt ring 1 is in a flat ring shape, and the first connecting shaft 2 and the second connecting shaft 3 are respectively in a flat strip shape.
Further, the microporous reticular fixed vertebral plate for reconstructing the vertebral column adopts any one of titanium alloy and PLA degradation material.
Further, the PLA degradable material is prepared from the following raw materials in parts by weight: 30-35% of starch, 20-30% of polylactic acid, 10-15% of polycaprolactone, 15-20% of chitin, 2-7% of antioxidant, 4-8% of plasticizer and 2-5% of crosslinking agent.
In this embodiment, the bolt ring 1, the first connecting shaft 2 and the second connecting shaft 3 are arranged in a flat shape, so that the microporous reticular fixed vertebral plate for reconstructing the spine is more attached to vertebrae in the operation process, the connection of the vertebrae can be more stable through the first connecting shaft 2 and the second connecting shaft 3 which are in a flat rectangular shape, looseness can not occur, the microporous reticular fixed vertebral plate for reconstructing the spine is suitable for a vertebra part needing stable connection, the chitin in the microporous reticular fixed vertebral plate raw material for reconstructing the spine can achieve the purpose of degrading, and the chitin in the chitin can accelerate the healing of wounds of a human body, has the effects of good biocompatibility, no biotoxin, low price, easiness in modification and strong mechanical property, can be self-degraded in a patient, can accelerate the healing of the wounds of the human body, and the main materials of the microporous reticular fixed vertebral plate for reconstructing the spine adopt starch and polylactic acid which can be absorbed and metabolized by the human body, so that the patient can be prevented from suffering from secondary opening, and can be degraded more efficiently and rapidly through the reticular structure.
Example 2:
referring to fig. 2, the present invention provides a microporous mesh-shaped fixation vertebral plate for reconstructing a spine, which comprises a plurality of bolt rings 1, a first connecting shaft 2 and a second connecting shaft 3, wherein the number of the bolt rings 1 is a plurality of first connecting shafts 2 and the number of the second connecting shafts 3 are a plurality of, each first connecting shaft 2 is fixedly connected with two corresponding adjacent bolt rings 1 and is respectively positioned between the two corresponding bolt rings 1, and two ends of each second connecting shaft 3 are respectively fixedly connected with the two corresponding adjacent bolt rings 1 and are respectively positioned between the two corresponding bolt rings 1.
Further, the bolt ring 1 is cylindrical and annular, and an inclined chamfer 4 is formed on the inner side of one end of the bolt ring 1, the first connecting shaft 2 and the second connecting shaft 3 are cylindrical, the first connecting shaft 2 and the second connecting shaft 3 are V-shaped, and the first connecting shaft 2 and the second connecting shaft 3 are consistent in structure.
Further, the microporous reticular fixed vertebral plate for reconstructing the vertebral column adopts any one of titanium alloy and PLA degradation material.
Further, the PLA degradable material is prepared from the following raw materials in parts by weight: 30-35% of starch, 20-30% of polylactic acid, 10-15% of polycaprolactone, 15-20% of chitin, 2-7% of antioxidant, 4-8% of plasticizer and 2-5% of crosslinking agent.
In this embodiment, the bolt ring 1, the first connecting shaft 2 and the second connecting shaft 3 adopt a columnar structure, so that abrasion to vertebrae can be reduced during fixation, meanwhile, the first connecting shaft 2 and the second connecting shaft 3 are in a V-shaped structure, so that the whole microporous reticular fixed vertebral plate for reconstructing the spine has elasticity and extensibility, the activity of the microporous reticular fixed vertebral plate for reconstructing the spine is greatly improved, the inclined chamfer 4 of the bolt ring 1 can be more stable during the fixation of the microporous reticular fixed vertebral plate for reconstructing the spine by using bolts, the purpose of offset sliding is reduced, the chitin in the microporous reticular fixed vertebral plate raw material for reconstructing the spine can achieve the purpose of degradation, and the chitin in the chitin can accelerate healing of wounds of human bodies, has the effects of good biocompatibility, no biotoxin, low price, easy modification and strong mechanical property, can be self-degraded in vivo in patients, can accelerate healing of wounds of human bodies, the microporous reticular fixed vertebral plate for reconstructing the spine can be degraded by using a polylactic acid material, and the microporous reticular fixed vertebral plate can be degraded by using the polylactic acid of the microporous fixed vertebral plate for reconstructing the spine more rapidly, and the polylactic acid of the patient can be degraded by the microporous knife can be prevented.
Referring to fig. 3, the present invention also provides a method for using the microporous mesh-type fixed lamina for reconstructing a spinal column, which is applied to the microporous mesh-type fixed lamina for reconstructing a spinal column as described above, and includes the following steps:
s1: grinding one side of the vertebrae using a grinding drill to separate it as an open side;
s2: grinding the other side of the vertebrae by using a grinding drill to form a groove as a portal shaft on the vertebrae;
s3: cutting the microporous reticular fixed vertebral plate with proper size for reconstructing the spine, and polishing the peripheral angle of the microporous reticular fixed vertebral plate for reconstructing the spine by a polishing machine to ensure that the peripheral angle is smooth and free of barbs;
s4: fixing broken bones or supporting objects on one side of the microporous reticular fixed vertebral plate for reconstructing the spine through bolts, and embedding the broken bones or supporting objects into the interior of the door opening side;
s5: using bolts to penetrate the bolt ring 1 and be connected with vertebrae in a threaded manner, so as to fix broken bones and the microporous reticular fixed vertebral plates for reconstructing the spine;
s6: cutting the proper microporous reticular fixed vertebral plate for reconstructing the spine again, and polishing the corners of the microporous reticular fixed vertebral plate;
s7: fixing the microporous reticular fixed vertebral plates for reconstructing the spine by using bolts, and connecting vertebrae at two sides of a portal shaft;
s8: finally, the fixation of the microporous reticular fixed vertebral plate for reconstructing the spine is completed.
The application method of the microporous reticular fixed vertebral plate for reconstructing the spine can be used for rapidly supporting and fixing in the expansion forming operation of the vertebral canal, the operation time of the vertebral operation can be shortened by the method, the microporous reticular fixed vertebral plate for reconstructing the spine can be more attached to the vertebrae of a patient, pain of secondary operation of the patient can be avoided by degradable factors, and the microporous reticular fixed vertebral plate for reconstructing the spine is used for fixing the vertebrae, so that the shaping effect is better.
The above disclosure is only a preferred embodiment of the present invention, and it should be understood that the scope of the invention is not limited thereto, and those skilled in the art will appreciate that all or part of the procedures described above can be performed according to the equivalent changes of the claims, and still fall within the scope of the present invention.
Claims (6)
1. A microporous reticular fixed vertebral plate for reconstructing a vertebral column is characterized in that,
the novel connecting device comprises a plurality of bolt rings, first connecting shafts and second connecting shafts, wherein each first connecting shaft is fixedly connected with two corresponding adjacent bolt rings and is positioned between the corresponding two bolt rings, and two ends of each second connecting shaft are fixedly connected with two corresponding adjacent bolt rings and are positioned between the corresponding two bolt rings.
2. A microporous mesh fixation lamina for reconstructing a spinal column according to claim 1,
the bolt ring is in a flat ring shape, and the first connecting shaft and the second connecting shaft are respectively in a flat strip shape.
3. A microporous mesh fixation lamina for reconstructing a spinal column according to claim 1,
the bolt ring is cylindrical annular, the inner side of one end of the bolt ring is provided with an inclined chamfer, the first connecting shaft and the second connecting shaft are cylindrical, the first connecting shaft and the second connecting shaft are V-shaped, and the first connecting shaft and the second connecting shaft are consistent in structure.
4. A microporous mesh fixation lamina for reconstructing a spinal column according to claim 1,
the microporous reticular fixed vertebral plate for reconstructing the vertebral column adopts any one of titanium alloy and PLA degradation material.
5. A microporous mesh fixation lamina for reconstructing a spinal column as claimed in claim 4,
the PLA degradable material is prepared from the following raw materials in parts by weight: 30-35% of starch, 20-30% of polylactic acid, 10-15% of polycaprolactone, 15-20% of chitin, 2-7% of antioxidant, 4-8% of plasticizer and 2-5% of crosslinking agent.
6. A method of using a microporous mesh fixation lamina for reconstructing a spinal column as recited in claim 5, comprising the steps of:
grinding one side of the vertebrae using a grinding drill to separate it as an open side;
grinding the other side of the vertebrae by using a grinding drill to form a groove as a portal shaft on the vertebrae;
cutting the microporous reticular fixed vertebral plate with proper size for reconstructing the spine, and polishing the peripheral angle of the microporous reticular fixed vertebral plate for reconstructing the spine by a polishing machine to ensure that the peripheral angle is smooth and free of barbs;
fixing broken bones or supporting objects on one side of the microporous reticular fixed vertebral plate for reconstructing the spine through bolts, and embedding the broken bones or supporting objects into the interior of the door opening side;
using bolts to penetrate through the bolt rings and be in threaded connection with vertebrae, so as to fix broken bones and the microporous reticular fixed vertebral plates for reconstructing the spine;
cutting the proper microporous reticular fixed vertebral plate for reconstructing the spine again, and polishing the corners of the microporous reticular fixed vertebral plate;
fixing the microporous reticular fixed vertebral plates for reconstructing the spine by using bolts, and connecting vertebrae at two sides of a portal shaft;
finally, the fixation of the microporous reticular fixed vertebral plate for reconstructing the spine is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310368575.8A CN116602745A (en) | 2023-04-07 | 2023-04-07 | Microporous reticular fixed vertebral plate for reconstructing vertebral column and use method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310368575.8A CN116602745A (en) | 2023-04-07 | 2023-04-07 | Microporous reticular fixed vertebral plate for reconstructing vertebral column and use method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116602745A true CN116602745A (en) | 2023-08-18 |
Family
ID=87684318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310368575.8A Pending CN116602745A (en) | 2023-04-07 | 2023-04-07 | Microporous reticular fixed vertebral plate for reconstructing vertebral column and use method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116602745A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101909548A (en) * | 2008-01-17 | 2010-12-08 | 斯恩蒂斯有限公司 | An expandable intervertebral implant and associated method of manufacturing the same |
| CN208958293U (en) * | 2018-06-08 | 2019-06-11 | 北京大学深圳医院 | Titanium net is fixed in moulding between spinal lamina |
| CN110964298A (en) * | 2019-12-20 | 2020-04-07 | 深圳市祥鸿辉科技有限公司 | Biodegradable modified material and preparation method thereof |
| US20210015524A1 (en) * | 2019-07-19 | 2021-01-21 | Medos International Sarl | Surgical plating systems, devices, and related methods |
-
2023
- 2023-04-07 CN CN202310368575.8A patent/CN116602745A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101909548A (en) * | 2008-01-17 | 2010-12-08 | 斯恩蒂斯有限公司 | An expandable intervertebral implant and associated method of manufacturing the same |
| CN208958293U (en) * | 2018-06-08 | 2019-06-11 | 北京大学深圳医院 | Titanium net is fixed in moulding between spinal lamina |
| US20210015524A1 (en) * | 2019-07-19 | 2021-01-21 | Medos International Sarl | Surgical plating systems, devices, and related methods |
| CN110964298A (en) * | 2019-12-20 | 2020-04-07 | 深圳市祥鸿辉科技有限公司 | Biodegradable modified material and preparation method thereof |
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