CN204484276U - Be applicable to cervical vertebra second section and Section of three anatomical form fixing head of personal customization - Google Patents
Be applicable to cervical vertebra second section and Section of three anatomical form fixing head of personal customization Download PDFInfo
- Publication number
- CN204484276U CN204484276U CN201520120499.XU CN201520120499U CN204484276U CN 204484276 U CN204484276 U CN 204484276U CN 201520120499 U CN201520120499 U CN 201520120499U CN 204484276 U CN204484276 U CN 204484276U
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- China
- Prior art keywords
- cervical vertebra
- section
- nail
- cervical
- fixing head
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- Expired - Fee Related
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- 229920000747 poly(lactic acid) Polymers 0.000 claims description 9
- 239000004626 polylactic acid Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 7
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 3
- 238000010030 laminating Methods 0.000 abstract 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- AEMRFAOFKBGASW-UHFFFAOYSA-N Glycolic acid Chemical group OCC(O)=O AEMRFAOFKBGASW-UHFFFAOYSA-N 0.000 description 4
- 239000007943 implant Substances 0.000 description 4
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000002513 implantation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 206010061218 Inflammation Diseases 0.000 description 2
- 206010028980 Neoplasm Diseases 0.000 description 2
- 210000003484 anatomy Anatomy 0.000 description 2
- 238000005842 biochemical reaction Methods 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 229960004275 glycolic acid Drugs 0.000 description 2
- 230000004054 inflammatory process Effects 0.000 description 2
- 239000004310 lactic acid Substances 0.000 description 2
- 235000014655 lactic acid Nutrition 0.000 description 2
- 230000004060 metabolic process Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 2
- 230000003000 nontoxic effect Effects 0.000 description 2
- 230000001575 pathological effect Effects 0.000 description 2
- 210000001519 tissue Anatomy 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 208000010392 Bone Fractures Diseases 0.000 description 1
- 206010017076 Fracture Diseases 0.000 description 1
- 206010019909 Hernia Diseases 0.000 description 1
- 208000031481 Pathologic Constriction Diseases 0.000 description 1
- 206010041611 Spine malformation Diseases 0.000 description 1
- 208000007103 Spondylolisthesis Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 230000037326 chronic stress Effects 0.000 description 1
- 238000002591 computed tomography Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 231100000915 pathological change Toxicity 0.000 description 1
- 230000036285 pathological change Effects 0.000 description 1
- 230000035790 physiological processes and functions Effects 0.000 description 1
- 206010041569 spinal fracture Diseases 0.000 description 1
- 230000036262 stenosis Effects 0.000 description 1
- 208000037804 stenosis Diseases 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
Landscapes
- Surgical Instruments (AREA)
- Prostheses (AREA)
Abstract
The utility model discloses a kind of the cervical vertebra second section and Section of three anatomical form fixing head that are applicable to personal customization, described fixing head comprises plate body, described plate body is the arc structure of symmetrical intermediate projections, and described plate body comprises upper cervical spine plate portion for sticking mutually with cervical vertebra second section and the Cervical vertebra plate portion for sticking mutually with Section three, cervical vertebra; Described upper cervical spine plate portion is provided with three upper cervical spine tabulare nail nail in the equilateral triangle distribution of standing upside down, and is respectively equipped with upper cervical spine plate locking nail in the outside of two hypotenuses of described leg-of-mutton inclination; Described Cervical vertebra plate portion is provided with two symmetrically arranged Cervical vertebra tabulare nail nail on described plate body, and the upside of two described Cervical vertebra tabulare nail nail is respectively equipped with Cervical vertebra plate locking nail.This utility model have with cervical vertebra second section and Section of three laminating degree good, combine between cervical vertebra more firmly and benefit that reset response is good.
Description
Technical field
This utility model relates to Cervical Fusion technical field, specifically a kind of cervical vertebra second section and Section of three anatomical form fixing head being applicable to personal customization.
Background technology
Heredity, abnormal development, wound, chronic stress and tumor and Other diseases can cause the pathological condition of spinal column, it reduce the pliability of spinal column, limit the range of movement of spinal column.Adopting surgery internal fixation operation to treat above-mentioned pathological condition is Therapeutic Method medically conventional at present.Upper cervical spine anatomical form fixing head is mainly used in internal fixation operation treatment fracture of cervical vertebra (Hangman fracture), the failure of intervertebral disk hernia, cervical spondylolisthesis, spinal canal stenosis, Cervical vertebral tumor, cervical vertebra joint fusion, cervical vertebra pseudoarticulation formation, cervical spine malformation etc.Adopt upper cervical spine anatomical form fixing head internal fixtion to be the good method that anterior cervical operation stablizes cervical vertebra, it can fixedly secure plant bone mass, promotes to merge, and effectively maintains the natural physiological bending of pathological changes cervical vertebra, recovers the normal physiological function of cervical vertebra.Traditional a kind of cervical vertebra anatomical form fixing head, its structure comprises: steel plate body, both sides on steel plate body are respectively arranged with a pair cervical vertebra screw hole, steel plate body between often pair of cervical vertebra screw hole is provided with rotatable block, block is provided with flange, and the flange on each block all can be blocked in the outside that Post operation is arranged at the cervical vertebra screw head of a nail in two cervical vertebra screw holes of corresponding side.
Existing this cervical vertebra anatomical form fixing head does not consider cervical vertebra second section and Section of three special anatomical structure, there is vertebra anatomical form fixing head and cervical vertebra second section and Section three can not stick completely, cervical vertebra second section and Section three in conjunction with insecure, the problem of reset response difference.
Summary of the invention
Technical problem to be solved in the utility model is: provide a kind of the cervical vertebra second section and Section of three anatomical form fixing head that are applicable to personal customization, this fixing head can stick with cervical vertebra second section and Section three completely mutually, combine between cervical vertebra second section and Section three firmly, reset response is good.
For solving the problems of the technologies described above, the technical solution of the utility model is: the cervical vertebra second section and Section of three anatomical form fixing head that are applicable to personal customization, described fixing head comprises plate body, described plate body is the arc structure of symmetrical intermediate projections, and described plate body comprises upper cervical spine plate portion for sticking mutually with cervical vertebra second section and the Cervical vertebra plate portion for sticking mutually with Section three, cervical vertebra; Described upper cervical spine plate portion is provided with three upper cervical spine tabulare nail nail in the equilateral triangle distribution of standing upside down, and is respectively equipped with upper cervical spine plate locking nail in the outside of two hypotenuses of described leg-of-mutton inclination; Described Cervical vertebra plate portion is provided with two symmetrically arranged Cervical vertebra tabulare nail nail on described plate body, and the upside of two described Cervical vertebra tabulare nail nail is respectively equipped with Cervical vertebra plate locking nail.
Improve as one, the width in described upper cervical spine plate portion is greater than the width in described Cervical vertebra plate portion.
Improve as one, described upper cervical spine plate locking nail and described Cervical vertebra plate locking nail are counter sink.
Improve as one, the middle part of described plate body is provided with the via hole of T-shaped.
Improve as one, the material of described plate body is polylactic acid.
Improve as one, described plate body material is titanium alloy.
Owing to have employed technique scheme, the beneficial effects of the utility model are:
The cervical vertebra second section of personal customization is applicable to and Section of three anatomical form fixing head comprises plate body due to this utility model, the arc structure of the symmetrical intermediate projections of plate body, plate body comprises upper cervical spine plate portion for sticking mutually with cervical vertebra second section and the Cervical vertebra plate portion for sticking mutually with Section three, cervical vertebra; Upper cervical spine plate portion is provided with three upper cervical spine tabulare nail nail in the equilateral triangle distribution of standing upside down, and is respectively equipped with upper cervical spine plate locking nail in the outside of two hypotenuses of leg-of-mutton inclination; Cervical vertebra plate portion is provided with two symmetrically arranged Cervical vertebra tabulare nail nail on plate body, and the upside of two Cervical vertebra tabulare nail nail is respectively equipped with Cervical vertebra plate locking nail; Plate body is arc, the arcwall face of plate body is provided with upper cervical spine tabulare nail nail and Cervical vertebra tabulare nail nail, the nail through upper cervical spine tabulare nail nail and Cervical vertebra tabulare nail nail is made to regulate implant angle, find most suitable nail fixed-direction, in addition, this plate body is provided with five nail nail of passing for nail according to cervical vertebra second section and Section of three special anatomical structure, make between cervical vertebra second section and Section three combine more firm.
Because this utility model adopts polylactic acid absorbed by the body to make, polylactic acid has human non-toxic's property, and have good biocompatibility, do not cause inflammatory reaction and the foreign material repulsion reaction of surrounding tissue, its catabolite is hydroxyacetic acid and lactic acid, carbohydate metabolism circulation can be participated in body, through series of biochemical reactions, is finally degraded into carbon dioxide and water excretes.This utility model can adopt polylactic acid to make, and solves in prior art the problem adopting metal fixing plate to take out difficulty, reduces medical expense, alleviate burden and the misery of patient.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, this utility model is further illustrated.
Fig. 1 is that this utility model embodiment is applicable to the cervical vertebra second section of personal customization and the front view of Section of three anatomical form fixing head;
Fig. 2 is the rearview of Fig. 1;
Fig. 3 is that this utility model embodiment is applicable to the cervical vertebra second section of personal customization and the perspective view of Section of three anatomical form fixing head;
Fig. 4 is that this utility model embodiment is applicable to the cervical vertebra second section of personal customization and the using state figure of Section of three anatomical form fixing head;
In figure: 1-plate body; 11-upper cervical spine plate portion; 111-upper cervical spine tabulare nail nail; 112-upper cervical spine plate locking nail; 12-Cervical vertebra plate portion; 121-Cervical vertebra tabulare nail nail; 122-Cervical vertebra plate locking nail; 13-via hole; 2-nail; 3-lock-screw; 4-cervical vertebra second section; Section three, 5-cervical vertebra.
Detailed description of the invention
Below by embodiment and accompanying drawing, the utility model is described in further detail.
As shown in Figure 4, definition: the side in close upper cervical spine plate portion 11 is upside, is downside near the side in Cervical vertebra plate portion.
As shown in Figure 1, Figure 2 with Fig. 3 jointly shown in, be applicable to cervical vertebra second section and Section of three anatomical form fixing head of personal customization, comprise plate body 1, plate body 1 is symmetrical center protrusion is arcuation.
As shown in Figure 4, plate body 1 comprises the upper cervical spine plate portion 11 sticked mutually with cervical vertebra second section 4 and the Cervical vertebra plate portion 12 sticked mutually for Section 35 with cervical vertebra, and the width in Cervical vertebra plate portion 12 is less than the width in upper cervical spine plate portion 11.
Upper cervical spine plate portion 11 is provided with three upper cervical spine tabulare nail nail 111 in the equilateral triangle distribution of standing upside down, upper cervical spine tabulare nail nail 111 lays respectively on leg-of-mutton three intersection points, upper cervical spine plate locking nail 112 is respectively equipped with in the outside of leg-of-mutton two hypotenuses tilted, as shown in Figure 4, nail 2 is respectively equipped with in three upper cervical spine tabulare nail nail 111, be respectively equipped with lock-screw 3 in two upper cervical spine plate locking nail 112, lock-screw 3 is for locking two upper cervical spine tabulare nail nail 111 near lock-screw 3.
Cervical vertebra plate portion 12 is provided with two symmetrically arranged Cervical vertebra tabulare nail nail 121 on plate body 1, Cervical vertebra plate locking nail 122 is respectively equipped with in the upside of two Cervical vertebra tabulare nail nail 121, as shown in Figure 4, nail 2 is respectively equipped with in two Cervical vertebra tabulare nail nail 121, be respectively equipped with lock-screw 3 in Cervical vertebra plate locking nail 122, lock-screw 3 is for locking nail 2.
Upper cervical spine tabulare nail nail 111 and Cervical vertebra tabulare nail nail 121 are arranged on the arcwall face of plate body 1, make the nail 2 through upper cervical spine tabulare nail nail 111 and Cervical vertebra tabulare nail nail 121 to overregulate implant angle.
As shown in Figure 3, above-mentioned upper cervical spine plate locking nail 112 and Cervical vertebra plate locking nail 122 are counter sink, to dodge the nut of the lock-screw 3 in upper cervical spine plate locking nail 112 and Cervical vertebra plate locking nail 122.
As depicted in figs. 1 and 2, being also provided with the via hole of T-shaped at the middle part of plate body 1, matching with implantation instrument when via hole is for performing the operation, to facilitate implantation of the present utility model.
Cervical vertebra second section 4 and cervical vertebra Section of 35 geomeries of different patients are different, need to be applicable to the fixing head meeting patient oneself during operation.This utility model can utilize 3D printer to print the fixing head being suitable for patient oneself, according to different patient structure customize, concrete method for customizing is as follows:
Before operation, CT scan is carried out to the size of the cervical vertebra second section 4 of patient and Section 35, cervical vertebra, scan-data is input in 3D printer, prints the cervical vertebra second section 4 of this patient applicable and the fixing head of cervical vertebra Section of 35 shape and size by 3D printer.
The material of plate body 1 is polylactic acid or titanium alloy, this utility model preferentially selects polylactic acid, polylactic acid has human non-toxic's property, and have good biocompatibility, do not cause inflammatory reaction and the foreign material repulsion reaction of surrounding tissue, its catabolite is hydroxyacetic acid and lactic acid, can participate in carbohydate metabolism circulation in body, through series of biochemical reactions, be finally degraded into carbon dioxide and water excretes.This utility model adopts polylactic acid to make, and solves in prior art the problem adopting metal fixing plate to take out difficulty, reduces medical expense, alleviate burden and the misery of patient.
When practical application, as shown in Figure 4, fixing head is sticked on cervical vertebra second section 4 and Section 35, cervical vertebra, regulate the implant angle of nail 2, choose the implantation direction of nail 2 the best, nail 2 is hammered on cervical vertebra second section 4 and Section 35, cervical vertebra, after nail 2 determines position, rotate the non-notch side of the head of a nail of lock-screw 3 to contacting with the head of a nail withstanding nail 2, hold out against nail 2, cervical vertebra second section 4 and cervical vertebra just firmly combine for Section 35 by plate body 1.
In sum, plate body 1 is provided with five lamina of cervical vertebra nail of passing for nail 2, and structure is compacter, meanwhile, is easy to regulate the implant angle of nail 2, and what make to combine between cervical vertebra is more firm.
This utility model is not limited to above-mentioned concrete embodiment, and those of ordinary skill in the art is from above-mentioned design, and without performing creative labour, all conversion made, all drop within protection domain of the present utility model.
Claims (6)
1. be applicable to cervical vertebra second section and Section of three anatomical form fixing head of personal customization, it is characterized in that, described fixing head comprises plate body, described plate body is the arc structure of symmetrical intermediate projections, and described plate body comprises upper cervical spine plate portion for sticking mutually with cervical vertebra second section and the Cervical vertebra plate portion for sticking mutually with Section three, cervical vertebra; Described upper cervical spine plate portion is provided with three upper cervical spine tabulare nail nail in the equilateral triangle distribution of standing upside down, and is respectively equipped with upper cervical spine plate locking nail in the outside of two hypotenuses of described leg-of-mutton inclination; Described Cervical vertebra plate portion is provided with two symmetrically arranged Cervical vertebra tabulare nail nail on described plate body, and the upside of two described Cervical vertebra tabulare nail nail is respectively equipped with Cervical vertebra plate locking nail.
2. be applicable to cervical vertebra second section and Section of three anatomical form fixing head of personal customization as claimed in claim 1, it is characterized in that, the width in described upper cervical spine plate portion is greater than the width in described Cervical vertebra plate portion.
3. be applicable to cervical vertebra second section and Section of three anatomical form fixing head of personal customization as claimed in claim 1, it is characterized in that, described upper cervical spine plate locking nail and described Cervical vertebra plate locking nail are counter sink.
4. be applicable to cervical vertebra second section and Section of three anatomical form fixing head of personal customization as claimed in claim 1, it is characterized in that, the middle part of described plate body is provided with the via hole of T-shaped.
5. the cervical vertebra second section being applicable to personal customization as described in any one of claim 1-4 and Section of three anatomical form fixing head, is characterized in that, the material of described plate body is polylactic acid.
6. the cervical vertebra second section being applicable to personal customization as described in any one of claim 1-4 and Section of three anatomical form fixing head, it is characterized in that, described plate body material is titanium alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520120499.XU CN204484276U (en) | 2015-02-28 | 2015-02-28 | Be applicable to cervical vertebra second section and Section of three anatomical form fixing head of personal customization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520120499.XU CN204484276U (en) | 2015-02-28 | 2015-02-28 | Be applicable to cervical vertebra second section and Section of three anatomical form fixing head of personal customization |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204484276U true CN204484276U (en) | 2015-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520120499.XU Expired - Fee Related CN204484276U (en) | 2015-02-28 | 2015-02-28 | Be applicable to cervical vertebra second section and Section of three anatomical form fixing head of personal customization |
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| Country | Link |
|---|---|
| CN (1) | CN204484276U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105147376A (en) * | 2015-10-13 | 2015-12-16 | 广州聚生生物科技有限公司 | Cervical vertebra 2-3 anterior reduction steel plate system |
| WO2018119672A1 (en) * | 2016-12-27 | 2018-07-05 | 马向阳 | Vertebral plate interbody fusion cage |
| CN109662768A (en) * | 2019-02-27 | 2019-04-23 | 中国人民解放军北部战区总医院 | Nail-plate fixed systems eccentric are placed in a kind of anterior cervical vertebrae C2,3 |
| CN113520560A (en) * | 2020-04-15 | 2021-10-22 | 河北医科大学第三医院 | A new type of anterior locking bone plate specially used for internal fixation of the second and third cervical vertebrae |
-
2015
- 2015-02-28 CN CN201520120499.XU patent/CN204484276U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105147376A (en) * | 2015-10-13 | 2015-12-16 | 广州聚生生物科技有限公司 | Cervical vertebra 2-3 anterior reduction steel plate system |
| WO2018119672A1 (en) * | 2016-12-27 | 2018-07-05 | 马向阳 | Vertebral plate interbody fusion cage |
| CN109662768A (en) * | 2019-02-27 | 2019-04-23 | 中国人民解放军北部战区总医院 | Nail-plate fixed systems eccentric are placed in a kind of anterior cervical vertebrae C2,3 |
| CN109662768B (en) * | 2019-02-27 | 2023-08-22 | 中国人民解放军北部战区总医院 | A screw-plate fixation system with eccentrically placed C2 and 3 anterior cervical spine |
| CN113520560A (en) * | 2020-04-15 | 2021-10-22 | 河北医科大学第三医院 | A new type of anterior locking bone plate specially used for internal fixation of the second and third cervical vertebrae |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150722 Termination date: 20180228 |