CN204233205U - A kind of spinal orthosis - Google Patents
A kind of spinal orthosis Download PDFInfo
- Publication number
- CN204233205U CN204233205U CN201420706709.9U CN201420706709U CN204233205U CN 204233205 U CN204233205 U CN 204233205U CN 201420706709 U CN201420706709 U CN 201420706709U CN 204233205 U CN204233205 U CN 204233205U
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- CN
- China
- Prior art keywords
- orthopedic
- orthopedic screw
- screw
- bar hole
- thread segment
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- 230000000399 orthopedic Effects 0.000 claims abstract description 146
- 239000007943 implant Substances 0.000 claims abstract description 14
- 230000000875 corresponding Effects 0.000 claims abstract description 9
- 239000003638 reducing agent Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 abstract description 6
- 206010058907 Spinal deformity Diseases 0.000 abstract description 3
- 238000011084 recovery Methods 0.000 abstract description 3
- 230000002980 postoperative Effects 0.000 abstract description 2
- 101710026373 MME Proteins 0.000 description 9
- 101710026336 S5 Proteins 0.000 description 9
- 210000001503 Joints Anatomy 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 206010010214 Compression fracture Diseases 0.000 description 1
- 206010013183 Dislocation of vertebra Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000002146 bilateral Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 230000004630 mental health Effects 0.000 description 1
- 231100000915 pathological change Toxicity 0.000 description 1
- 230000036285 pathological change Effects 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
Abstract
The utility model discloses a kind of spinal orthosis, comprise directed orthopedic screw and universal orthopedic screw, there are elastic two orthopedic rod, this directed orthopedic screw comprises thread segment and straight bar section, the middle part of straight bar section is provided with bar hole, this bar hole extends along the axial direction of straight bar section, the head end of bar hole and tail end are all closed, and the tail end of this straight bar section is provided with U-type groove; The thread segment of universal orthopedic screw is connected by active saving with between straight bar section, the angle that the thread segment of the orthopedic screw of every root implants corresponding vertebra is all identical, the bar hole of the orthopedic screw of every root constitutes the passage facilitating orthopedic rod to implant, two orthopedic rod are each passed through the bar hole of the orthopedic screw of every root and setting up and down, and this orthopedic rod can be slided along bar hole.This orthotic device is rational in infrastructure, can implant fast in operation process, and orthopedic effect obviously and adapt to various deformity of spine situation, shortens operating time and post-operative recovery time.
Description
Technical field
This utility model relates to a kind of spinal orthosis, belongs to technical field of medical instruments.
Background technology
The physical and mental health of the multiple deformity of spine serious harm patients such as hunchback, skoliosis, in backbone correcting process, conventional Therapeutic Method inserts pedicle screw at spinal column bilateral, in the pedicle screw U-lag of orthopedic side, inserting Orthopedic rod, intervertebrally to strut by often saving, pressurize or translation completes orthopedic.But because the kind of the deformity of spinal column is many, such as, convex, coplanar orthopedic, the compression fracture in spinal column distortion side and the dislocation of vertebra spiral etc., these abnormal phenomenon just unusual trouble when implanting pedicle screw, need to propose a plan according to different orthodontic condition, and some patient may exist certain two kinds of orthodontic condition above-mentioned, therefore the implantation of pedicle screw possibly cannot be taken into account, also very high to the requirement of doctor, orthopedic effect is also not obvious.
Utility model content
Technical problem to be solved in the utility model is: provide a kind of spinal orthosis, and this orthotic device is rational in infrastructure, can implant fast in operation process, and orthopedic effect obviously and adapt to various deformity of spine situation, shortens operating time and post-operative recovery time.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of spinal orthosis, comprise some orthopedic screws and there are elastic two orthopedic rod, described orthopedic screw comprises directed orthopedic screw and universal orthopedic screw, this directed orthopedic screw comprises the thread segment being positioned at head and the straight bar section being positioned at afterbody, the external diameter of described thread segment is less than the external diameter of straight bar section, the middle part of described straight bar section is provided with bar hole, this bar hole extends along the axial direction of straight bar section, the head end of described bar hole and tail end are all closed, the tail end of this straight bar section is provided with U-type groove, the thread segment of universal orthopedic screw is connected by active saving with between straight bar section, the Kong Kuanjun of the bar hole of the directed orthopedic screw of every root and universal orthopedic screw is equal, the orthopedic screw of described orientation and universal orthopedic screw one_to_one corresponding are installed on the same position that spinal column often saves vertebra, and the angle that the thread segment of every orthopedic screw of root implants corresponding vertebra is all identical, the bar hole of the orthopedic screw of every root constitutes the passage facilitating orthopedic rod to implant, described two orthopedic rod are each passed through the bar hole of the orthopedic screw of every root and setting up and down, and this orthopedic rod can be slided along bar hole.
As the preferred scheme of one, the through direction of described bar hole is vertical with the through direction of U-type groove.
As the preferred scheme of one, the angle that described orthopedic screw placement often saves vertebra is 85-95 °.
As the preferred scheme of one, the length of described orthopedic rod is greater than the length of described some orthopedic screw arrangements.
As the preferred scheme of one, the identical length etc. of the bar hole of the orthopedic screw of described every root, and bar hole is all identical in the position of each orthopedic screw.
As the preferred scheme of one, described orthopedic rod is Ultimum Ti bar.
As the preferred scheme of one, described straight bar section comprises four sides, and wherein, through two sides of bar hole are parallel plane, and another two planes are the arc surface that shape equidirectional is contrary.
As the preferred scheme of one, described straight bar section is used for being arranged to reducer with the connecting end portion of the connection of thread segment, and this reducer is reduced to thread segment external diameter gradually by straight bar section, this reducer is also provided with the threaded line be connected of coincideing with thread segment screw thread.
After have employed technique scheme, effect of the present utility model is: comprise some orthopedic screws due to this orthotic device and have elastic two orthopedic rod, described orthopedic screw comprises directed orthopedic screw and universal orthopedic screw, this directed orthopedic screw comprises the thread segment being positioned at head and the straight bar section being positioned at afterbody, the external diameter of described thread segment is less than the external diameter of straight bar section, the middle part of described straight bar section is provided with bar hole, this bar hole extends along the axial direction of straight bar section, the head end of described bar hole and tail end are all closed, the tail end of this straight bar section is provided with U-type groove, the thread segment of universal orthopedic screw is connected by active saving with between straight bar section, the Kong Kuanjun of the bar hole of the directed orthopedic screw of every root and universal orthopedic screw is equal, the orthopedic screw of described orientation and universal orthopedic screw one_to_one corresponding are installed on the same position that spinal column often saves vertebra, and the angle that the thread segment of every orthopedic screw of root implants corresponding vertebra is all identical, the bar hole of the orthopedic screw of every root constitutes the passage facilitating orthopedic rod to implant, described two orthopedic rod are each passed through the bar hole of the orthopedic screw of every root and setting up and down, this orthopedic rod can be slided along bar hole, in operation process, first by orthopedic screw placement to the same area often saving vertebra and implant angle is identical, universal orthopedic screw is then implanted for the vertebra that there occurs dislocation distortion pathological changes, and ensure that the through direction of the bar hole of final every orthopedic screw of root is consistent, then two orthopedic rod are extended through in bar hole, before orthopedic, the vertebra of spinal column is not in line, the tail end of so orthopedic screw will deviation little, and the head deviation of orthopedic screw is large, the elastic force of the orthopedic rod being in below is so utilized in bar hole to force each vertebra orthopedic towards the direction of linear array, how many positions that such orthopedic rod moves down can control orthopedic force, when above and below orthopedic rod be in tail end and the head end of bar hole respectively, orthopedic force is now very little, orthopedic work completes substantially.This orthotic device orthopedic force can control flexibly, adapts to the rectification of different deformities of spine, and especially the convex rectification in side synchronously completes with removing rotation process, and orthopedic effect is good, and meanwhile, the installation of orthotic device is simple, shortens operating time, improves success rate.
Again due to the through direction of described bar hole and the through direction of U-type groove vertical, whether the through direction of the bar hole of the orthopedic screw of every root identical so to utilize the position of U-type groove just can accurately judge, thus the installation accuracy of orthotic device is improved.
The angle often saving vertebra due to described orthopedic screw placement is again 85-95 °, and this angular range is implanted convenient, and not easily causes large damage to vertebra.
Again because described orthopedic rod is Ultimum Ti bar, the orthopedic rod orthopedic force utilizing Ultimum Ti to make is stablized, and orthopedic stable action, orthopedic recovery well.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, this utility model is further illustrated.
Fig. 1 is the orthopedic front three-dimensional structure diagram of this utility model embodiment;
Three-dimensional structure diagram after orthopedic a period of time that Fig. 2 is this utility model embodiment;
Fig. 3 is the three-dimensional structure diagram after this utility model embodiment orthopedic completes;
Fig. 4 is the structure chart of directed orthopedic screw;
In accompanying drawing: 1. directed orthopedic screw; 2. orthopedic rod; 3. universal orthopedic screw; 4. vertebra; 5. bar hole; 6.U type groove; 7. thread segment; 8. straight bar section; 9. reducer.
Detailed description of the invention
Below by specific embodiment, this utility model is described in further detail.
As shown in Figures 1 to 4, a kind of spinal orthosis, comprise some orthopedic screws and there are elastic two orthopedic rod 2, described orthopedic screw comprises directed orthopedic screw 1 and universal orthopedic screw 3, this directed orthopedic screw 1 comprises the thread segment 7 being positioned at head and the straight bar section 8 being positioned at afterbody, the external diameter of described thread segment 7 is less than the external diameter of straight bar section 8, the middle part of described straight bar section 8 is provided with bar hole 5, this bar hole 5 extends along the axial direction of straight bar section 8, head end and the tail end of described bar hole 5 are all closed, the identical length etc. of the bar hole 5 of the orthopedic screw of described every root, and bar hole 5 is all identical in the position of each orthopedic screw.The tail end of this straight bar section 8 is provided with U-type groove 6, the thread segment 7 of universal orthopedic screw 3 is connected by active saving with between straight bar section 8, the Kong Kuanjun of the bar hole 5 of the directed orthopedic screw 1 of every root and universal orthopedic screw 3 is equal, the orthopedic screw of described orientation 1 and universal orthopedic screw 3 one_to_one corresponding are installed on the same position that spinal column often saves vertebra 4, and the angle that the thread segment 7 of every orthopedic screw of root implants corresponding vertebra 4 is all identical, the bar hole 5 of the orthopedic screw of every root constitutes the passage facilitating orthopedic rod 2 to implant, described two orthopedic rod 2 are each passed through the bar hole 5 of the orthopedic screw of every root and setting up and down, this orthopedic rod 2 can be slided along bar hole 5.The through direction of described bar hole 5 is vertical with the through direction of U-type groove 6, and this U-type groove 6 can facilitate apparatus to be screwed into orthopedic screw, and meanwhile, also whether the convenient position observing the bar hole 5 of each orthopedic screw is led to.
The angle that described orthopedic screw placement often saves vertebra 4 is 85-95 °, general preferably 90 °.The length of described orthopedic rod 2 is greater than the length of described some orthopedic screw arrangements.The two ends of orthopedic rod 2 are stretched out from the bar hole 5 of both sides respectively, and extension elongation is selected according to practical situation.Described orthopedic rod 2 is Ultimum Ti bar.
As shown in Figure 4, described straight bar section 8 comprises four sides, and wherein, through two sides of bar hole 5 are parallel plane, and another two planes are the arc surface that shape equidirectional is contrary.Described straight bar section 8 is arranged to reducer 9 for the connecting end portion of the connection with thread segment 7, and this reducer 9 is reduced to thread segment 7 external diameter gradually by straight bar section 8, this reducer 9 is also provided with the threaded line be connected of coincideing with thread segment 7 screw thread.
And universal orthopedic screw 3 is substantially identical with the structure of the orthopedic screw of orientation 1, just thread segment 7 is utilize active joint to be connected with straight bar section 8, thus straight bar section 8 and thread segment 7 can form certain angle.
As shown in Figure 1 to Figure 3, in figure, spinal column occurs that vertebra 4 joint number of deformity is six joints, and wherein the three joint vertebras 4 at middle part are out of shape the most serious, and therefore, this three joints vertebra 4 adopts universal orthopedic screw 3 to connect, and other three joints then adopt directed orthopedic screw 1 to connect.Each vertebra 4 receives the elastic deformation force of orthopedic rod 2 and offseting towards linear array position is gradually drawn close, the convex rectification in side of spinal column is grasped orthopedic action and is synchronously completed with going to rotate, orthopedic effect is good, orthopedic force easy to control, structure is simpler simultaneously, do not cost a lot of money the time during Operation, improve success rate of operation.
Claims (8)
1. a spinal orthosis, it is characterized in that: comprise some orthopedic screws and there are elastic two orthopedic rod, described orthopedic screw comprises directed orthopedic screw and universal orthopedic screw, this directed orthopedic screw comprises the thread segment being positioned at head and the straight bar section being positioned at afterbody, the external diameter of described thread segment is less than the external diameter of straight bar section, the middle part of described straight bar section is provided with bar hole, this bar hole extends along the axial direction of straight bar section, the head end of described bar hole and tail end are all closed, and the tail end of this straight bar section is provided with U-type groove; The thread segment of universal orthopedic screw is connected by active saving with between straight bar section, the Kong Kuanjun of the bar hole of the directed orthopedic screw of every root and universal orthopedic screw is equal, the orthopedic screw of described orientation and universal orthopedic screw one_to_one corresponding are installed on the same position that spinal column often saves vertebra, and the angle that the thread segment of every orthopedic screw of root implants corresponding vertebra is all identical, the bar hole of the orthopedic screw of every root constitutes the passage facilitating orthopedic rod to implant, described two orthopedic rod are each passed through the bar hole of the orthopedic screw of every root and setting up and down, and this orthopedic rod can be slided along bar hole.
2. a kind of spinal orthosis as claimed in claim 1, is characterized in that: the through direction of described bar hole is vertical with the through direction of U-type groove.
3. a kind of spinal orthosis as claimed in claim 2, is characterized in that: it is 85-95 ° that the thread segment of the orthopedic screw of described orientation and universal orthopedic screw implants the angle often saving vertebra.
4. a kind of spinal orthosis as claimed in claim 3, is characterized in that: the length of described orthopedic rod is greater than the length of described some orthopedic screw arrangements.
5. a kind of spinal orthosis as claimed in claim 4, is characterized in that: the identical length etc. of the bar hole of the orthopedic screw of described every root, and bar hole is all identical in the position of each orthopedic screw.
6. a kind of spinal orthosis as claimed in claim 5, is characterized in that: described orthopedic rod is Ultimum Ti bar.
7. a kind of spinal orthosis as claimed in claim 6, is characterized in that: described straight bar section comprises four sides, and wherein, through two sides of bar hole are parallel plane, and another two planes are the arc surface that shape equidirectional is contrary.
8. a kind of spinal orthosis as claimed in claim 7, it is characterized in that: described straight bar section is used for being arranged to reducer with the connecting end portion of the connection of thread segment, this reducer is reduced to thread segment external diameter gradually by straight bar section, this reducer is also provided with the threaded line be connected of coincideing with thread segment screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420706709.9U CN204233205U (en) | 2014-11-21 | 2014-11-21 | A kind of spinal orthosis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420706709.9U CN204233205U (en) | 2014-11-21 | 2014-11-21 | A kind of spinal orthosis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204233205U true CN204233205U (en) | 2015-04-01 |
Family
ID=52762769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420706709.9U Active CN204233205U (en) | 2014-11-21 | 2014-11-21 | A kind of spinal orthosis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204233205U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111050675A (en) * | 2017-07-31 | 2020-04-21 | 美多斯国际有限公司 | Connector for use in systems and methods for reducing near-interface kyphosis |
-
2014
- 2014-11-21 CN CN201420706709.9U patent/CN204233205U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111050675A (en) * | 2017-07-31 | 2020-04-21 | 美多斯国际有限公司 | Connector for use in systems and methods for reducing near-interface kyphosis |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |