CN205286619U - Inferior fusion system that cuts entirely of cervical vertebra centrum - Google Patents
Inferior fusion system that cuts entirely of cervical vertebra centrum Download PDFInfo
- Publication number
- CN205286619U CN205286619U CN201620017625.3U CN201620017625U CN205286619U CN 205286619 U CN205286619 U CN 205286619U CN 201620017625 U CN201620017625 U CN 201620017625U CN 205286619 U CN205286619 U CN 205286619U
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- main body
- end body
- fixing screw
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- cuts
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- 230000004927 fusion Effects 0.000 title abstract description 13
- 210000000988 bone and bone Anatomy 0.000 claims abstract description 23
- 239000011148 porous material Substances 0.000 claims abstract description 12
- 229910052588 hydroxylapatite Inorganic materials 0.000 claims description 11
- XYJRXVWERLGGKC-UHFFFAOYSA-D pentacalcium;hydroxide;triphosphate Chemical compound [OH-].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O XYJRXVWERLGGKC-UHFFFAOYSA-D 0.000 claims description 11
- 208000012287 Prolapse Diseases 0.000 claims description 7
- 239000011247 coating layer Substances 0.000 claims description 6
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 13
- 239000010936 titanium Substances 0.000 description 13
- 229910052719 titanium Inorganic materials 0.000 description 13
- 230000006837 decompression Effects 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000002980 postoperative effect Effects 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000035876 healing Effects 0.000 description 2
- 208000010392 Bone Fractures Diseases 0.000 description 1
- 206010034703 Perseveration Diseases 0.000 description 1
- 239000004696 Poly ether ether ketone Substances 0.000 description 1
- 206010041591 Spinal osteoarthritis Diseases 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 241000251539 Vertebrata <Metazoa> Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- JUPQTSLXMOCDHR-UHFFFAOYSA-N benzene-1,4-diol;bis(4-fluorophenyl)methanone Chemical compound OC1=CC=C(O)C=C1.C1=CC(F)=CC=C1C(=O)C1=CC=C(F)C=C1 JUPQTSLXMOCDHR-UHFFFAOYSA-N 0.000 description 1
- 230000004071 biological effect Effects 0.000 description 1
- 208000036319 cervical spondylosis Diseases 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 210000003298 dental enamel Anatomy 0.000 description 1
- 238000004070 electrodeposition Methods 0.000 description 1
- 210000003692 ilium Anatomy 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001537 neural effect Effects 0.000 description 1
- 238000007750 plasma spraying Methods 0.000 description 1
- 229920002530 polyetherether ketone Polymers 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 208000005801 spondylosis Diseases 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Prostheses (AREA)
Abstract
The utility model relates to the field of medical equipment, particularly, relate to an inferior fusion system that cuts entirely of cervical vertebra centrum. It includes main part, the upper end body and the lower extreme body, the upper end body and the lower extreme body be fixed the setting at the right both ends of bulk phase respectively, be provided with the intercommunicating pore in the main part, all be provided with on the upper end body and the lower extreme body and distinguish with the bone grafting, the bone grafting district is linked together with the intercommunicating pore, be provided with a set screw on the body of upper end, a set screw inserts the one end to keeping away from the main part from one side of the upper end body, the one end that the main part was kept away from to the upper end body is provided with first cambered surface, the center of first cambered surface sets up in the one side that is close to the main part. The utility model discloses set up first cambered surface and second cambered surface respectively on the upper end body and the lower extreme body, through the setting of cambered surface, not only increased with the area of contact of last the next centrum soleplate, can also be better be suitable for that upward the next centrum soleplate is surperficial, increased stability.
Description
Technical field
This utility model relates to medical instruments field, entirely cuts emerging system in particular to a kind of cervical vertebral body.
Background technology
Vertebra corpectomy decompression bone-graft fusion fixation is to be widely used in the operation plan of cervical spondylosis clinically, has the many merits such as big, easy to operate, thorough, the determined curative effect of decompression of surgical field of view. Cervical operation it is critical only that decompression, bone grafting, fusion, fixing, rebuild cervical intervertebral height, maintain cervical stability, it is ensured that the Result of operation. The mode being used for cervical operation bone-graft fusion at present clinically mainly has four kinds: 1. take autologous ilium; 2. homogeneous allogenic bone; The bone graftings such as autologous bone, homogeneous allogenic bone filled by 3.PEEK material; 4. the bone graftings such as autologous, homogeneous allogenic bone are filled with titanium net. Vertebra corpectomy adopt the titanium net autologous bone of filling, homogeneous allogenic bone bone-graft fusion particularly multiplex. In art, the broken bone piece of Subtotal vertebrectomy being filled titanium net Hui Zhi, the autologous bone making full use of excision is beneficial to fusion, has efficient recovery intervertebral height to maintain cervical stability.
But, after vertebra corpectomy decompression, after titanium net bone-graft fusion+titanium plate internal fixation, cervical stability is still unsatisfied with, and easily occurs the inclination of titanium net, displacement, depression, titanium plate bolt to extract displacement etc., and severe patient needs secondary anterior approach or adds the fixing operation of posterior decompression.
By upper it is recognised that the clinical designed titanium net bone grafting+titanium plate used is fixing at present is not met by clinical status.
Utility model content
The purpose of this utility model is in that to provide a kind of cervical vertebral body entirely to cut emerging system, to solve above-mentioned problem.
Embodiment of the present utility model provides a kind of cervical vertebral body and entirely cuts emerging system, including main body, upper end body and lower end body;
Described upper end body is respectively fixedly disposed at, with described lower end body, the two ends that described main body is relative;
Described main body is provided with intercommunicating pore;
Described upper end body and described lower end body are provided with and bone graft area;
Described bone graft area is connected with described intercommunicating pore;
Described upper end body is provided with the first fixing screw;
Described first fixing screw is inserted to the one end away from described main body from the side of described upper end body;
Described upper end body is provided with the first cambered surface away from one end of described main body;
The side being centrally disposed in close described main body of described first cambered surface;
Described lower end body is provided with the second fixing screw;
Described second fixing screw is inserted to the one end away from described main body from the side of described lower end body;
Described lower end body is provided with the second cambered surface away from one end of described main body;
The side being centrally disposed in close described main body of described second cambered surface.
Further, the surface of described upper end body and described lower end body is provided with hydroxyapatite coating layer.
Further, described upper end body is provided with locking device, is used for preventing the described first fixing screw from giving up the throne;
And/or, described lower end body is provided with locking device, is used for preventing the described second fixing screw from giving up the throne.
Further, described locking device is location screw.
Further, body one end being provided with on the side of the described first fixing screw away from described main body in described upper end is provided with the first projection;
And/or, body one end being provided with on the side of the described second fixing screw away from described main body in described lower end is provided with the second projection.
Further, the side of described main body is netted.
Further, described main body is provided with prolapse radian;
Described prolapse radian is arranged on the described main body side near the described first fixing screw.
Further, angle �� on sagittal plane of described upper end body and described main body and described lower end body are different with the angle of described main body angle �� on sagittal plane.
Further, described angle �� range for 88 ��-100 ��;
Described angle �� ranges for 72 ��-85 ��.
Further, described upper end body welds with described main body;
Described lower end body welds with described main body.
The cervical vertebral body that this utility model provides cuts emerging system entirely, and main body adds anteroposterior diameter compared with using titanium net with tradition, reduces left and right width, is beneficial to postoperative vertebral body rear, hemorrhachis drain without under the obvious premise reducing bone-graft fusion area; Upper end body and lower end body are respectively provided with the first cambered surface and the second cambered surface, by the setting of cambered surface, not only increase and the contact area of upper the next terminal plate of vertebral body, additionally it is possible to be better suitable for upper the next terminal plate of vertebral body surface, add stability.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model detailed description of the invention or technical scheme of the prior art, the accompanying drawing used required in detailed description of the invention or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the perspective view that this utility model cervical vertebral body cuts emerging system entirely;
Fig. 2 is the front view that this utility model cervical vertebral body cuts emerging system entirely;
Fig. 3 is the side view that this utility model cervical vertebral body cuts emerging system entirely;
Fig. 4 is the top view that this utility model cervical vertebral body cuts emerging system entirely;
Fig. 5 is the structural representation that this utility model cervical vertebral body cuts the cross section of the main body of emerging system entirely.
Accompanying drawing labelling:
1: the first fixing screw 2: upper end body 3: main body
4: the fixing screw 6: the second of lower end body 5: the second is protruding
7: location screw 8: the first projection 9: bone graft area
10: the second cambered surface 11: the first cambered surfaces 12: intercommunicating pore
13: prolapse radian
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly, the technical solution of the utility model will be carried out clear, complete description below.Obviously, described embodiment is only a part of embodiment of this utility model, rather than whole embodiments. Based on the embodiment in this utility model, all other embodiments that those of ordinary skill in the art are obtained under the premise not making creative work, broadly fall into the scope that this utility model is protected.
In description of the present utility model, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " be based on orientation shown in the drawings or position relationship; be for only for ease of description this utility model and simplifying and describe; rather than instruction or imply indication device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model. Additionally, term " first ", " second ", " the 3rd " are only for descriptive purposes, and it is not intended that indicate or hint relative importance.
In description of the present utility model, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, for instance, it is possible to it is fixing connection, it is also possible to be removably connect, or connect integratedly; Can be mechanically connected, it is also possible to be electrical connection; Can be joined directly together, it is also possible to be indirectly connected to by intermediary, it is possible to be the connection of two element internals. For the ordinary skill in the art, it is possible to concrete condition understands above-mentioned term concrete meaning in this utility model.
As shown in accompanying drawing 1-5, this utility model provides a kind of cervical vertebral body and entirely cuts emerging system, including main body 3, upper end body 2 and lower end body 4;
Described upper end body 2 is respectively fixedly disposed at, with described lower end body 4, the two ends that described main body 3 is relative;
Described main body 3 is provided with intercommunicating pore 12;
Described upper end body 2 and described lower end body 4 are provided with and bone graft area 9;
Described bone graft area 9 is connected with described intercommunicating pore 12;
Described upper end body 2 is provided with the first fixing screw 1;
Described first fixing screw 1 is inserted to the one end away from described main body 3 from the side of described upper end body 2;
Described upper end body 2 is provided with the first cambered surface 11 away from one end of described main body 3;
The side being centrally disposed in close described main body 3 of described first cambered surface 11;
Described lower end body 4 is provided with the second fixing screw 5;
Described second fixing screw 5 is inserted to the one end away from described main body 3 from the side of described lower end body 4;
Described lower end body 4 is provided with the second cambered surface 10 away from one end of described main body 3;
The side being centrally disposed in close described main body 3 of described second cambered surface 10.
Main body 3 being set to rectangular column structure, is the through hole of hollow, say, that main body 3 is the tubular body of the hollow of rectangular column shape body in it, after tube wall, degree is 1.2mm-2mm.
The rear degree of upper end body 2 and lower end body 4 is 2mm-5mm, and centre is rectangular bone graft area 9.
Can there be the back of a bow the first cambered surface 11 upwards at the sagittal plane rear portion of upper end body 2, it is possible to endplate surface under upper vertebral body after adaptation decompression.
The coronalplane of lower end body 4 has the second cambered surface 10 that the back of a bow is downward, it is possible to adapt to the upper endplate surface of the next vertebral body.
Upper end body 2 and lower end body 4 are respectively provided with the first cambered surface 11 and the second cambered surface 10, and then add the contact area of upper end body 2 and lower end body 4 and vertebral body, sinking can be effectively prevented, and then can better adapt to be terminal plate of vertebral body surface up and down, further increase fixing stability.
It is preferred embodiment that the surface of described upper end body 2 and described lower end body 4 is provided with hydroxyapatite coating layer.
Hydroxyapatite is the host inorganic constituent of vertebrate skeletal and tooth, and in the enamel of people, the content of hydroxyapatite is about 96Wt.% (92Vol.%), also accounts for 69Wt.% in bone. Hydroxyapatite has excellent biocompatibility and biological activity, and can as the inducible factor of a kind of skeleton.
Hydroxyapatite coating layer is the technology such as using plasma spraying, electrochemical deposition or bionical deposition by the hydroxyapatite deposition coating at matrix surface.
It is provided with hydroxyapatite coating layer on the surface of upper end body 2 and lower end body 4, it is possible to increase the healing effect of metal and bone interface, it is thus achieved that better syncretizing effect, increases stability.
It is preferred embodiment that described upper end body 2 is provided with locking device, is used for preventing the described first fixing screw 1 from giving up the throne;
And/or, described lower end body 4 is provided with locking device, is used for preventing the described second fixing screw 5 from giving up the throne.
By arranging locking device outside the first fixing screw 1 and the second fixing screw 5, locking device is utilized to ensure the stability of the first fixing screw 1 and the second fixing screw 5, avoid it after implanting human body, the dislocation of the first fixing screw 1 or the second fixing screw 5 is caused due to long perseveration, and then ensure that and the stability of operation decrease the probability that need to do second operation.
It is preferred embodiment that described locking device is location screw 7.
In the present embodiment, locking device is set to location screw 7, namely corresponding with the first fixing screw 1 and the second fixing screw 5 on upper end body 2 and lower end body 4 position is respectively arranged with location screw 7, by positioning screw 7, first fixing screw 1 and the second fixing screw 5 are positioned, owing to location screw 7 and upper end body 2 or lower end body 4 are orthogonal fixing, it is not tilt, therefore height wanted by the fixing screw of its stability relative first 1 and the second fixing screw 5, it is possible to the effective stability ensureing the first fixing screw 1 and the second fixing screw 5.
It is preferred embodiment that described upper end body 2 one end being provided with on the side of the described first fixing screw 1 away from described main body 3 is provided with the first projection 8;
And/or, described lower end body 4 one end being provided with on the side of the described second fixing screw 5 away from described main body 3 is provided with the second projection 6.
Leading edge at upper end body 2 and lower end body 4 is respectively arranged with the first protruding 8 and second projection 6, it is possible to prevent the mistake that whole device is driven into deeply to be pressed onto neural line.
In the present embodiment, the height of the first protruding 8 and second projection 6 is 2mm-3mm.
The thickness of the first projection 8 and the thickness of the second projection 6 can be configured according to actual demand, and in the present embodiment, its thickness is 1mm-2mm.
It is preferred embodiment that the side of described main body 3 is netted.
By the two of main body 3 sides, or even four sides are disposed as netted, and then its interior skeleton can be made to connect with vertebral body, by being integrally forming after growing, and then do not interfere with the orthobiosis of people.
It is preferred embodiment that described main body 3 is provided with prolapse radian 13;
Described prolapse radian 13 is arranged on the described main body 3 side near the described first fixing screw 1.
It is preferred embodiment that angle �� on sagittal plane of described upper end body 2 and described main body 3 and described lower end body 4 are different with the angle of the described main body 3 angle �� on sagittal plane.
Upper end body 2 and lower end body 4 all have differing tilt angles with the main body 3 of column at sagittal plane, to adapt to the gradient of upper and lower terminal plate of vertebral body, contribute to recovering and maintaining cervical curvature, too increase stability simultaneously;Fusion device is from steady design, it is therefore prevented that the problems that displacement brings.
Be preferred embodiment, described angle �� range for 88 ��-100 ��;
Described angle �� ranges for 72 ��-85 ��.
The longitudinal axis of the main body 3 of upper end body 2 and column is 88 ��-100 �� at sagittal plane angle, and the longitudinal axis of the main body 3 of lower end body 4 and column is 72 ��-85 �� at sagittal plane angle.
Such angle, is consistent the most with the physiological structure of human body, it is possible to the guarantee of maximum restriction and the cone of human body match, and then ensures stability.
It is preferred embodiment that described upper end body 2 welds with described main body 3;
Described lower end body 4 welds with described main body 3.
In the present embodiment, upper end body 2 with main body 3 for welding, lower end body 4 and main body 3 are also for being welded to connect, but it is not limited solely to this kind of connected mode, it can also is that other connected mode, as being one-body molded setting, say, that as long as three can be fixed together by it.
From the above, it is seen that this utility model is made up of main body 3 and upper end body 2, the lower end body 4 of nearly cuboid; Upper end body 2 increases and upper terminal plate of vertebral body contact surface, centre is rectangular hollow intercommunicating pore 12, intercommunicating pore 12 both sides stretch out, and rear portion sagittal plane can have the design of the back of a bow upwards cambered surface to adapt to endplate surface under upper vertebral body, hydroxyapatite coating on surface, improve metal-bone interface healing, increasing stability, upper end body 2 is anterior to be thickeied, and has two screw holes of surface thereof backward, having locking device in the middle of two first fixing screws 1, leading edge upwardly prevents from squeezing into deep; Lower end body 4 and upper end are not all, intercommunicating pore 12 both sides outwardly extending portion coronalplane has the back of a bow to design to lower camber side, adapts to the upper endplate surface of the next vertebral body, and surface is all hydroxyapatite coating layer, anterior two, thickened area screw hole backward lower tilt, leading edge prevents from squeezing into deep to lower process; The middle nearly rectangular column shape body that main body 3 is hollow, hollow area is corresponding with the hollow area of upper end body 2 and lower end body 4, vertical placement, it is welded as a whole with upper end body 2, lower end body 4, cuboid left and right sides are network structure, being beneficial to bone-graft fusion, upper end body 2, lower end body 4 have differing tilt angles with columnar body 3 at sagittal plane, adapt to upper and lower soleplate inclined plane; Insert this titanium alloy bone-graft fusion holder after vertebra corpectomy, screw in upper and lower each two screws, be fixed on upper and the next vertebral body.
This utility model to some extent solves the problems such as the postoperative titanium net inclination of vertebra corpectomy, displacement, depression, improves cervical stability, and fixes without titanium plate bolt separately.
The cervical vertebral body that this utility model provides cuts emerging system entirely, and main body 3 adds anteroposterior diameter compared with using titanium net with tradition, reduces left and right width, is beneficial to postoperative vertebral body rear, hemorrhachis drain without under the obvious premise reducing bone-graft fusion area; Upper end body 2 and lower end body 4 are respectively provided with the first cambered surface 11 and the second cambered surface 10, by the setting of cambered surface, not only increase and the contact area of upper the next terminal plate of vertebral body, additionally it is possible to be better suitable for upper the next terminal plate of vertebral body surface, add stability.
Last it is noted that various embodiments above is only in order to illustrate the technical solution of the utility model, it is not intended to limit; Although this utility model being described in detail with reference to foregoing embodiments, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or wherein some or all of technical characteristic is carried out equivalent replacement;And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of this utility model.
Claims (10)
1. a cervical vertebral body cuts emerging system entirely, it is characterised in that include main body, upper end body and lower end body;
Described upper end body is respectively fixedly disposed at, with described lower end body, the two ends that described main body is relative;
Described main body is provided with intercommunicating pore;
Described upper end body and described lower end body are provided with and bone graft area;
Described bone graft area is connected with described intercommunicating pore;
Described upper end body is provided with the first fixing screw;
Described first fixing screw is inserted to the one end away from described main body from the side of described upper end body;
Described upper end body is provided with the first cambered surface away from one end of described main body;
The side being centrally disposed in close described main body of described first cambered surface;
Described lower end body is provided with the second fixing screw;
Described second fixing screw is inserted to the one end away from described main body from the side of described lower end body;
Described lower end body is provided with the second cambered surface away from one end of described main body;
The side being centrally disposed in close described main body of described second cambered surface.
2. cervical vertebral body according to claim 1 cuts emerging system entirely, it is characterised in that the surface of described upper end body and described lower end body is provided with hydroxyapatite coating layer.
3. cervical vertebral body according to claim 1 cuts emerging system entirely, it is characterised in that be provided with locking device on the body of described upper end, is used for preventing the described first fixing screw from giving up the throne;
And/or, described lower end body is provided with locking device, is used for preventing the described second fixing screw from giving up the throne.
4. cervical vertebral body according to claim 3 cuts emerging system entirely, it is characterised in that described locking device is location screw.
5. cervical vertebral body according to claim 1 cuts emerging system entirely, it is characterised in that body one end being provided with on the side of the described first fixing screw away from described main body in described upper end is provided with the first projection;
And/or, body one end being provided with on the side of the described second fixing screw away from described main body in described lower end is provided with the second projection.
6. cervical vertebral body according to claim 1 cuts emerging system entirely, it is characterised in that the side of described main body is netted.
7. cervical vertebral body according to claim 1 cuts emerging system entirely, it is characterised in that be provided with prolapse radian in described main body;
Described prolapse radian is arranged on the described main body side near the described first fixing screw.
8. cervical vertebral body according to claim 1 time cuts emerging system entirely, it is characterised in that the angle of angle �� on sagittal plane of described upper end body and described main body and described lower end body and described main body angle �� on sagittal plane is different.
9. cervical vertebral body according to claim 8 time cuts emerging system entirely, it is characterised in that described angle �� range for 88 ��-100 ��;
Described angle �� ranges for 72 ��-85 ��.
10. the cervical vertebral body according to any one of claim 1-9 cuts emerging system entirely, it is characterised in that described upper end body welds with described main body;
Described lower end body welds with described main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620017625.3U CN205286619U (en) | 2016-01-08 | 2016-01-08 | Inferior fusion system that cuts entirely of cervical vertebra centrum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620017625.3U CN205286619U (en) | 2016-01-08 | 2016-01-08 | Inferior fusion system that cuts entirely of cervical vertebra centrum |
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| Publication Number | Publication Date |
|---|---|
| CN205286619U true CN205286619U (en) | 2016-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620017625.3U Expired - Fee Related CN205286619U (en) | 2016-01-08 | 2016-01-08 | Inferior fusion system that cuts entirely of cervical vertebra centrum |
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| CN (1) | CN205286619U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106510905A (en) * | 2016-11-23 | 2017-03-22 | 大博医疗科技股份有限公司 | Stable and adjustable artificial vertebral body |
| CN108158699A (en) * | 2018-02-08 | 2018-06-15 | 中国人民解放军第二军医大学第二附属医院 | Upper cervical spine bearing-type rebuilds prosthese |
| CN109481101A (en) * | 2018-12-28 | 2019-03-19 | 西安交通大学医学院第二附属医院 | A kind of anterior approach self-retaining artificial vertebral body |
| CN115300191A (en) * | 2022-08-06 | 2022-11-08 | 北京市富乐科技开发有限公司 | Integrated anterior cervical implant |
-
2016
- 2016-01-08 CN CN201620017625.3U patent/CN205286619U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106510905A (en) * | 2016-11-23 | 2017-03-22 | 大博医疗科技股份有限公司 | Stable and adjustable artificial vertebral body |
| CN108158699A (en) * | 2018-02-08 | 2018-06-15 | 中国人民解放军第二军医大学第二附属医院 | Upper cervical spine bearing-type rebuilds prosthese |
| CN109481101A (en) * | 2018-12-28 | 2019-03-19 | 西安交通大学医学院第二附属医院 | A kind of anterior approach self-retaining artificial vertebral body |
| CN115300191A (en) * | 2022-08-06 | 2022-11-08 | 北京市富乐科技开发有限公司 | Integrated anterior cervical implant |
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