CN201029926Y - Elastic connecting rod formed by wire rod bundles for the bone peg for fixing cervical vertebra column - Google Patents
Elastic connecting rod formed by wire rod bundles for the bone peg for fixing cervical vertebra column Download PDFInfo
- Publication number
- CN201029926Y CN201029926Y CNU2006201664373U CN200620166437U CN201029926Y CN 201029926 Y CN201029926 Y CN 201029926Y CN U2006201664373 U CNU2006201664373 U CN U2006201664373U CN 200620166437 U CN200620166437 U CN 200620166437U CN 201029926 Y CN201029926 Y CN 201029926Y
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- China
- Prior art keywords
- connecting rod
- elasticity
- rod
- elasticity connecting
- flexible connecting
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- Expired - Fee Related
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Abstract
A flexible connecting rod of beam bunching materials for fixing bone peg in the cervical vertebral, the tooth portion of the bone peg is locked in the body of the cervical vertebral, after connecting holes on the upper portion of the bone peg is crossed in the flexible connecting rod, stringency screw is pivoted and fixed the tightening ring portion of the end portion of the flexible connecting rod. Wherein, the flexible connecting rod is a flexible rod body formed by a plurality of metallic wires, enabling two tightening ring portions of the flexible connecting rod to be locked in the connecting holes by the stringency screw, but the elasticity can be changed with the elasticity of the cervical vertebral centrum with different angles. The middle of the flexible connecting rod with three more joints is positioned with at least one moveable fixing assembly and moveably moved on the flexible connecting rod. When using the flexible connecting rod with three more joints in the fixing operation, the fixing assembly can be moved at any time, and the best fixing position of the centre of the cervical vertebral centrum can be chosen conveniently.
Description
Technical field
The structure-improved of the relevant a kind of cervical vertebra spinal fixation nail of this utility model refers in particular to a kind of elasticity connecting rod that constitutes with the multi beam metal wire rod, can be with the cervical vertebra vertebra vertebral body flexible application of different angles with its elasticity.
Background technology
Human vertebra is recommended vertebra by seven joint cervical vertebras, 12 joint thoracic vertebras, five joint lumbar vertebras and a joint and is formed, nerve then passes through interpyramidal space via spinal cord, in case vertebra is shifted, or produce compressing or even muscle, ligament tissue anxiety on every side, the capital directly influences the nerve that passes through, cause the terminal organ of neural supply indirectly, muscle or secretion body of gland.
When invalid or symptom is shown effect repeatedly when expectant treatment, impose operative treatment more.Operation method comprises that then decompression, fusion of bone and aggregate fix.The vertebral body fixture that decompression can be entered by operation.
General fixing bone pin comprises implants the nail of two joint cervical vertebra vertebra vertebral bodys up and down respectively, and nail is linked all-in-one-piece rigidly fixes bar (rigid rod).Wherein, nail comprises that the nail tooth portion in order to lock cervical vertebra vertebra vertebral body reaches the cell body that rigidly fixes boom end in order to carrying, be provided with female thread in this cell body, when rigidly fixing after boom end is placed in this cell body, screw in the groove female thread by hex socket set screws and will rigidly fix boom end and combine closely.
Human vertebra is recommended vertebra and is formed by seven joint cervical vertebras, 12 joint thoracic vertebras, five joint lumbar vertebras and a joint in above-mentioned, but that each saves the angle of vertebra vertebral body is all inequality.Therefore, the bar that rigidly fixes so that adjacent two the nail body purposes of binding are made and had to the rigidity material for the vertebra vertebral body that is curvature, without any the elastic space of angle, can't properly settle the postoperative sense of discomfort of sufferer fully.In other words, commonly use and rigidly fix bar and only have single fixed function, the pliable and tough function of intervertebral disc can't be provided.This utility model uses the elasticity connecting rod can solve the symptom that can't overcome for a long time.
The utility model content
Main purpose of the present utility model is to provide a kind of structure-improved of cervical vertebra spinal fixation nail, with the conventional rigid fixed bar, innovation changes with the elasticity connecting rod alternative, use vertebra vertebral body in response to different angles, the postoperative sense of discomfort of sufferer is improved, easy speech, the elasticity connecting rod not only has fixed function, but also the pliable and tough function of intervertebral disc is provided.
An of the present utility model purpose is to provide a kind of elasticity connecting rod of cervical vertebra spinal fixation nail, in the body of rod, be provided with the movable fixed assembly, when the vertebra vertebral body fixing operation more than execution three joints, can move this movable fixed assembly at any time, with the convenient selected optimum fixation position that is positioned at intermediary vertebra vertebral body.
For reaching above-mentioned purpose, this utility model provides a kind of elasticity connecting rod that cervical vertebra spinal fixation nail constitutes with the bunchy wire rod that is used in, lock in the vertebra vertebral body with nail tooth portion, the combined hole of nail upper end is tightened hoop portion by packing screw screw-in fixing hole with elasticity connecting rod end and is combined closely after placing the elasticity connecting rod; Wherein: this elasticity connecting rod is a kind of elasticity body of rod, locked by the packing screw though make the elasticity connecting rod tighten hoop portion with both side ends, with its elasticity can with the vertebra vertebral body elasticity of different angles in response to.
It is of the present utility model that to be used in the elasticity connecting rod that cervical vertebra spinal fixation nail constitutes with the bunchy wire rod be the elasticity body of rod that constitutes with the multi beam metal wire rod; And tighten the alternative collocation of elasticity connecting rod that hoop portion forms with two ends and be located on the elasticity connecting rod at least more than one movable fixed assembly.
After this utility model makes and implements cervical vertebra vertebra vertebral body fixing operation,, the postoperative sense of discomfort of sufferer is improved by the elasticity of connecting rod cervical vertebra vertebra vertebral body in response to different angles.And, enable to adjust at any time the optimum fixation position that is positioned at intermediary vertebra or cervical vertebral body by the position of mobile fixation kit.
Description of drawings
Fig. 1 is the use sketch map of this utility model first embodiment.
Fig. 2 is the use sketch map of this utility model second embodiment.
The primary clustering symbol description
21 nail tooth portions
22 horizontal integration holes
23 vertical fixing holes
3 elasticity connecting rods
31 tighten hoop portion
32 movable fixed assemblies
4 packing screws
The specific embodiment
Characteristics of the present utility model can be consulted the detailed description of graphic and embodiment and obtained to be well understood to.
See also the use sketch map of Fig. 1 this utility model first embodiment and the use sketch map of Fig. 2 this utility model second embodiment.
Fig. 1 show implant two joints totally four nails lock up and down in two joint cervical vertebras or the vertebra vertebral body 1 with its nail tooth portion 21, the horizontal integration hole 22 of nail tooth portion 21 upper ends is then after placing elasticity connecting rod 3, screw in vertical fixing hole 23 (Fig. 2 is consulted in cooperation) by packing screw 4, hoop portion 31 is tightened at elasticity connecting rod 3 two ends combine closely.And principal character of the present utility model is, this elasticity connecting rod 3 is to constitute the neither too hard, nor too soft elasticity body of rod with the multi beam metal wire rod, though make elasticity connecting rod 3 with two ends tighten hoop portion 31 by packing screw 4 locking in combined hole 22, with its elasticity can with the vertebra of different angles or cervical vertebral body 1 elasticity in response to.
Fig. 2 show implant three joints totally six nails lock up and down in three joint vertebras or the cervical vertebral body 1 with its nail tooth portion 21, and the horizontal integration hole 22 of nail tooth portion 21 upper ends is after placing elasticity connecting rod 3, screw in vertical fixing hole 23 by packing screw screw 4, hoop portion 31 is tightened at three joint elasticity connecting rods, 3 two ends combine closely in horizontal integration hole 22.And another feature of the present utility model is, be provided with a movable fixed assembly 32 in this three joints elasticity connecting rod 3, but this movable fixed assembly 32 is in elasticity connecting rod 3 transverse moving left and rights, when implementing as Fig. 2 three joint vertebras or cervical vertebral body fixing operation, position by moving this fixation kit 32 enables to adjust at any time the optimum fixation position that is positioned at intermediary vertebra or cervical vertebral body.In like manner, for four 3 of joint elasticity connecting rods two movable fixed assemblies 32 can be set, surplus person analogizes.
Technology contents of the present utility model and technical characterstic disclose as above, yet the personage who is familiar with this technology still may do various replacement and the modifications that do not deviate from this utility model spirit based on announcement of the present utility model.Therefore, protection domain of the present utility model should be not limited to embodiment and disclose, and should comprise various do not deviate from replacement of the present utility model and modifications, and is contained by claim.
Claims (3)
1. one kind is used in the elasticity connecting rod that cervical vertebra spinal fixation nail constitutes with the bunchy wire rod, lock in the vertebra vertebral body with nail tooth portion, the combined hole of nail upper end is tightened hoop portion by packing screw screw-in fixing hole with elasticity connecting rod end and is combined closely after placing the elasticity connecting rod; It is characterized in that: this elasticity connecting rod is a kind of elasticity body of rod, locked by the packing screw though make the elasticity connecting rod tighten hoop portion with both side ends, with its elasticity can with the vertebra vertebral body elasticity of different angles in response to.
2. the cervical vertebra spinal fixation nail that is used in as claimed in claim 1 is characterized in that with the elasticity connecting rod that the bunchy wire rod constitutes: this elasticity connecting rod is to constitute the elasticity body of rod with the multi beam metal wire rod.
3. the elasticity connecting rod that is used in cervical vertebra spinal fixation nail with bunchy wire rod formation as claimed in claim 1, it is characterized in that: the elasticity connecting rod is provided with at least one movable fixed assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201664373U CN201029926Y (en) | 2006-12-21 | 2006-12-21 | Elastic connecting rod formed by wire rod bundles for the bone peg for fixing cervical vertebra column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201664373U CN201029926Y (en) | 2006-12-21 | 2006-12-21 | Elastic connecting rod formed by wire rod bundles for the bone peg for fixing cervical vertebra column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201029926Y true CN201029926Y (en) | 2008-03-05 |
Family
ID=39161823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006201664373U Expired - Fee Related CN201029926Y (en) | 2006-12-21 | 2006-12-21 | Elastic connecting rod formed by wire rod bundles for the bone peg for fixing cervical vertebra column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201029926Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102670293A (en) * | 2012-06-08 | 2012-09-19 | 张英泽 | Bionic elastic fixing device |
| WO2018027676A1 (en) * | 2016-08-10 | 2018-02-15 | 北京爱康宜诚医疗器材有限公司 | Artificial vertebral body fixing system |
-
2006
- 2006-12-21 CN CNU2006201664373U patent/CN201029926Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102670293A (en) * | 2012-06-08 | 2012-09-19 | 张英泽 | Bionic elastic fixing device |
| WO2018027676A1 (en) * | 2016-08-10 | 2018-02-15 | 北京爱康宜诚医疗器材有限公司 | Artificial vertebral body fixing system |
| US10856995B2 (en) | 2016-08-10 | 2020-12-08 | Beijing Ak Medical Co., Ltd | Artificial vertebral fixing system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080305 Termination date: 20101221 |