CN108113742A - Anterior cervical plates - Google Patents
Anterior cervical plates Download PDFInfo
- Publication number
- CN108113742A CN108113742A CN201810135883.5A CN201810135883A CN108113742A CN 108113742 A CN108113742 A CN 108113742A CN 201810135883 A CN201810135883 A CN 201810135883A CN 108113742 A CN108113742 A CN 108113742A
- Authority
- CN
- China
- Prior art keywords
- elastic component
- fixing piece
- anterior cervical
- plate body
- cervical plates
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000956 alloy Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims 1
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 2
- 235000011613 Pinus brutia Nutrition 0.000 description 2
- 241000018646 Pinus brutia Species 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 206010028980 Neoplasm Diseases 0.000 description 1
- 235000005308 Pandanus Nutrition 0.000 description 1
- 241001175147 Pandanus cookii Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 206010070995 Vascular compression Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
- A61B17/8033—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates having indirect contact with screw heads, or having contact with screw heads maintained with the aid of additional components, e.g. nuts, wedges or head covers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/70—Spinal positioners or stabilisers ; Bone stabilisers comprising fluid filler in an implant
- A61B17/7059—Cortical plates
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
- A61B17/8085—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates with pliable or malleable elements or having a mesh-like structure, e.g. small strips
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00831—Material properties
- A61B2017/00867—Material properties shape memory effect
Landscapes
- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Neurology (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The present invention relates to the field of medical instrument technology, more particularly, to a kind of anterior cervical plates.Including：Plate body is provided with counterbore and first through hole on the plate body, elastic component is equipped on the counterbore；The first through hole is passed through for fixing piece, and after the fixing piece is fixed, the elastic component stops the fixing piece, and the fixing piece is avoided to exit.The present invention solves the problems, such as that preceding road plate is susceptible to loosening and exits in the prior art.
Description
Technical field
The present invention relates to the field of medical instrument technology, more particularly, to a kind of anterior cervical plates.
Background technology
At present, it is both needed to adopt in approach surgery for cervical slippage, intervertebral disc of cervical vertebra degenerated lesion, tumour, wound etc. both at home and abroad
With a kind of anterior cervical plates carry out in it is fixed recover, and anterior cervical plates need to meet that undercut mark, anti-back locking, width be narrow, pressure
Compel that blood vessel is few etc. to meet internal fixation treatment principle.
Since the movement on head in patient's daily life after the completion of operation is inevitable and frequent, and in the prior art,
Lamina of cervical vertebra is directly mounted at by screw on cervical vertebra, with cervical vertebra the movable screw unavoidably there are fine motion, loosen and move back
Situation about going out can bring serious influence to patient.For such case, people use rivets a locking plate on the steel plate,
The movable design of the locking plate, under different rotation angles can part gland screw nut or be completely exposed nut, stop
It is also possible that there is pine nail after piece multiple rotary, nut is completely exposed, causes the risk of screw pine nail backed off after random,
There are security risks；Therefore, it is necessary to be improved to the prior art, to solve problem above.
The information for being disclosed in the background section is merely intended to deepen understanding of the general background technology to the present invention, and
It is not construed as recognizing or implies the information structure prior art known to those skilled in the art in any form.
The content of the invention
The first object of the present invention is to provide a kind of anterior cervical plates solve preceding road plate in the prior art and be susceptible to
The problem of loosening and exiting.
Anterior cervical plates provided by the invention, including：Plate body is provided with counterbore and first through hole on the plate body, described
Elastic component is installed on counterbore；
The first through hole is passed through for fixing piece, and after the fixing piece is fixed, the elastic component stops the fixing piece, keeps away
Exempt from the fixing piece to exit.
In any of the above-described technical solution, further, the elastic component is arranged to play laminated structure.
In any of the above-described technical solution, further, circular ring structure, the circular ring structure are provided on the elastic component
The concentric outer circle including inner circle and with the inner circle.
In any of the above-described technical solution, further, open slot is additionally provided on the elastic component；
After the elastic component is installed on the plate body, the opening direction of the open slot is towards the outer of anterior cervical plates
Side.
In any of the above-described technical solution, further, the material of the elastic component is memorial alloy material.
In any of the above-described technical solution, further, be provided with the second through hole on the counterbore, second through hole with
The circular ring structure is adapted.
In any of the above-described technical solution, further, the fixing piece is arranged to screw.
In any of the above-described technical solution, further, the third through-hole captured is provided on the plate body.
In any of the above-described technical solution, further, the third through-hole is arranged on the centre position of the plate body.
In any of the above-described technical solution, further, the plate body is arranged to the arc consistent with the physiologic radian of cervical vertebra
Shape plate.
Compared with the prior art, anterior cervical plates provided by the invention have following advantage：
Anterior cervical plates provided by the invention including plate body, are provided with counterbore and first through hole, are installed on counterbore on plate body
Flexible part；First through hole is passed through for fixing piece, and after fixing piece is fixed, elastic component stops fixing piece, and fixing piece is avoided to exit.
During fixed anterior cervical plates, fixing piece is screwed in by first through hole, due to the setting of elastic component, so fixing piece is worn
After crossing first through hole, fixing piece is abutted against with elastic component, and after fixing piece is fixed, elastic component stops fixing piece, avoids fixing
Part exits；Therefore solve the problems, such as that preceding road plate is susceptible to loosening and exits in the prior art.
In addition, the material of elastic component is memorial alloy material, even across can also be from after multiple compression use during use
Dynamic to recover reset condition, using the elastic component made of memorial alloy, elastic component can automatically spring open after fixing piece screws in, gear
Firmly fixing piece forms self-locking, can prevent the loosening of fixing piece after performing the operation and exit, therefore solve preceding road plate in the prior art
The problem of being susceptible to loosening and exiting.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution of the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in describing below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the front view of anterior cervical plates provided in an embodiment of the present invention；
Fig. 2 is the front view of the plate body of anterior cervical plates provided in an embodiment of the present invention；
Fig. 3 is the A-A views of the plate body of anterior cervical plates provided in an embodiment of the present invention；
Fig. 4 is the B-B views of the plate body of anterior cervical plates provided in an embodiment of the present invention；
Fig. 5 is the front view of the elastic component of the plate body of anterior cervical plates provided in an embodiment of the present invention；
Fig. 6 is the A views of the elastic component of the plate body of anterior cervical plates provided in an embodiment of the present invention.
Icon：
1- plate bodys；2- elastic components；3- first through hole；4- circular ring structures；5- counterbores；6- open slots；7- outer circles；8- inner circles；
9- third through-holes；The second through holes of 10-.
Specific embodiment
Technical scheme is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's all other embodiments obtained without making creative work, belong to the scope of protection of the invention.
In the description of the present invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instructions such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Convenient for the description present invention and simplify description rather than instruction or imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second " are only
For descriptive purposes, and it is not intended that instruction or hint relative importance.
In the description of the present invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or be integrally connected；It can
To be mechanical connection or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
The present invention is described in further detail below through specific implementation examples and in conjunction with the accompanying drawings.
Embodiment
Fig. 1 is the front view of anterior cervical plates provided in an embodiment of the present invention；
Fig. 2 is the front view of the plate body of anterior cervical plates provided in an embodiment of the present invention；
Fig. 3 is the A-A views of the plate body of anterior cervical plates provided in an embodiment of the present invention；
Fig. 4 is the B-B views of the plate body of anterior cervical plates provided in an embodiment of the present invention；
Fig. 5 is the front view of the elastic component of the plate body of anterior cervical plates provided in an embodiment of the present invention；
Fig. 6 is the A views of the elastic component of the plate body of anterior cervical plates provided in an embodiment of the present invention.
As shown in figures 1 to 6, including plate body 1, counterbore 5 is provided on the plate body 1 for anterior cervical plates provided in this embodiment
With first through hole 3, elastic component 2 is installed on the counterbore 5；The first through hole 3 is passed through for fixing piece, and the fixing piece is fixed
Afterwards, the elastic component 2 stops the fixing piece, and the fixing piece is avoided to exit.After fixing piece is screwed in by first through hole 3,
Due to the setting of elastic component 2, so after fixing piece passes through first through hole 3, fixing piece is abutted against with elastic component 2, when fixing piece is consolidated
After fixed, elastic component 2 stops fixing piece, and fixing piece is avoided to exit；Therefore solving preceding road plate in the prior art is susceptible to pine
The problem of moving and exiting.
In existing design, original lamina of cervical vertebra is directly mounted at by screw on cervical vertebra, with movable screw of cervical vertebra
Unavoidably there is a situation where fine motion, loosen and exit, serious influence can be brought on patient.And cervical vertebra provided in this embodiment
Preceding road plate is by the setting of elastic component 2, and after fixing piece passes through first through hole 3, fixing piece is abutted against with elastic component 2, works as fixation
After part is fixed, elastic component 2 stops fixing piece, and fixing piece is avoided to exit；Therefore solve preceding road plate in the prior art easily to go out
The problem of now loosening and exit.
Specifically, the elastic component 2 is arranged to play laminated structure；It can facilitate and be used cooperatively with the counterbore 5.
It should be noted that the elastic component 2 could be provided as playing laminated structure, other shapes are may be set to be, only
It can be used cooperatively with the counterbore 5, therefore the illustration that differs here.
Further, the elastic component 2 is configured like cricoid structure, can facilitate the compression of elastic component 2 with answering
Position.
It should be noted that the elastic component 2 could be provided as being similar to cricoid structure, other shapes are may be set to be
Shape, if the compression and reset of elastic component 2 can be facilitated, therefore the illustration that differs here.
Further, the material of the elastic component 2 is memorial alloy material；It is used during use even across multiple compression
After can also recover reset condition automatically, using elastic component 2 made of memorial alloy, 2 energy of elastic component after fixing piece screws in
It enough automatically springs open, blocks fixing piece and form self-locking, can prevent the loosening of fixing piece after performing the operation and exit, therefore solve existing
The problem of technology Zhong Qian roads plate is susceptible to loosening and exits.
It should be noted that the plate body 1 is arranged to the arc panel consistent with the physiologic radian of cervical vertebra；Therefore can improve
The compactness of anterior cervical plates and cervical vertebra.
It should also be noted that, the fixing piece is arranged to screw.
In the present embodiment alternative, circular ring structure 4 is provided on the elastic component 2, the circular ring structure 4 includes inner circle
8 and the outer circle 7 concentric with the inner circle 8；The concentric inner circle 8 and the outer circle 7 have elastic reaction, and stress will not be concentrated
On one point.
It should be noted that 2 anti-riveting of elastic component is on the plate body 1, and there is a disc in inside, positioned at the elasticity
It is concordant with 2 height of elastic component on 2 inner wall of part.
It should also be noted that, since 2 anti-riveting of elastic component is on the plate body 1, can realize the elastic component 2 with
Plate body 1 is integrated.
It should also be noted that, 4 inside of circular ring structure has the hollow structure as mounting hole, in order to 2 jail of elastic component
Solid anti-riveting on plate body 1.
Specifically, it is additionally provided with open slot 6 on the elastic component 2；After the elastic component 2 is installed on the plate body 1, institute
The opening direction of open slot 6 is stated towards the outside of anterior cervical plates.
Therefore, because the setting of open slot 6, so as to facilitating the compression and reset of elastic component 2.
Further, the second through hole 10, second through hole 10 and 4 phase of circular ring structure are provided on the counterbore 5
Adaptation.
In the present embodiment alternative, the third through-hole captured 9 is provided on the plate body 1；For fixing bone
And it conveniently captures.
Specifically, the third through-hole 9 is arranged on the centre position of the plate body 1.
Anterior cervical plates provided in this embodiment are can be seen that with reference to more than detailed description of the present invention, including plate body
1, counterbore 5 and first through hole 3 are provided on plate body 1, and elastic component 2 is installed on counterbore 5；First through hole 3 is passed through for fixing piece, Gu
After determining part fixation, elastic component 2 is abutted with fixing piece, for the part that is locked.During fixed anterior cervical plates, by fixation
Part is screwed in by first through hole 3, due to the setting of elastic component 2, so after fixing piece passes through first through hole 3, fixing piece and elasticity
Part 2 abuts against, and after fixing piece is fixed, elastic component 2 stops fixing piece, and fixing piece is avoided to exit；Therefore solves existing skill
The problem of Shu Zhongqian roads plate is susceptible to loosening and exits.
The present embodiment not only conforms to undercut mark, and anti-back locking, width is narrow, and the minorities such as vascular compression meet internal fixation treatment original
Then, moreover it is possible to it is effective prevent the fine motion of screw after the completion of operation, the exiting of screw, snap ring such as drops at the generation of hidden danger in plate body 1,
And a kind of anterior cervical plates are simple in structure, self-locking is reliable, and elastic component 2 is unlikely to deform failure, and clinical manipulation is very easy, can reduce
Surgical procedure and time.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe is described in detail the present invention with reference to foregoing embodiments, it will be understood by those of ordinary skill in the art that：Its according to
Can so modify to the technical solution recorded in foregoing embodiments either to which part or all technical characteristic into
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is not made to depart from various embodiments of the present invention technology
The scope of scheme.
In addition, it will be appreciated by those of skill in the art that although some embodiments described herein include other embodiments
In included some features rather than other feature, but the combination of the feature of different embodiments means in of the invention
Within the scope of and form different embodiments.For example, in claims above, embodiment claimed is appointed
One of meaning mode can use in any combination.The information for being disclosed in the background section is merely intended to deepen to this
The understanding of the general background technology of invention, and be not construed as recognizing or imply that the information structure has been ability in any form
The prior art well known to field technique personnel.
Claims (10)
1. a kind of anterior cervical plates, which is characterized in that including：Plate body is provided with counterbore and first through hole on the plate body, described
Elastic component is installed on counterbore；
The first through hole is passed through for fixing piece, and after the fixing piece is fixed, the elastic component stops the fixing piece, avoids institute
Fixing piece is stated to exit.
2. anterior cervical plates according to claim 1, which is characterized in that the elastic component is arranged to play laminated structure.
3. anterior cervical plates according to claim 1, which is characterized in that circular ring structure, institute are provided on the elastic component
Stating circular ring structure includes inner circle and the outer circle concentric with the inner circle.
4. anterior cervical plates according to claim 1, which is characterized in that be additionally provided with open slot on the elastic component；
After the elastic component is installed on the plate body, the opening direction of the open slot is towards the outside of anterior cervical plates.
5. according to claim 1-4 any one of them anterior cervical plates, which is characterized in that the material of the elastic component is memory
Alloy material.
6. anterior cervical plates according to claim 3, which is characterized in that the second through hole is provided on the counterbore, it is described
Second through hole is adapted with the circular ring structure.
7. anterior cervical plates according to claim 1, which is characterized in that the fixing piece is arranged to screw.
8. anterior cervical plates according to claim 1, which is characterized in that the capture the 3rd is provided on the plate body
Through hole.
9. anterior cervical plates according to claim 8, which is characterized in that the third through-hole is arranged in the plate body
Between position.
10. anterior cervical plates according to claim 1, which is characterized in that the plate body is arranged to the physiologic curve with cervical vertebra
Spend consistent arc panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810135883.5A CN108113742A (en) | 2018-02-09 | 2018-02-09 | Anterior cervical plates |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810135883.5A CN108113742A (en) | 2018-02-09 | 2018-02-09 | Anterior cervical plates |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108113742A true CN108113742A (en) | 2018-06-05 |
Family
ID=62234261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810135883.5A Pending CN108113742A (en) | 2018-02-09 | 2018-02-09 | Anterior cervical plates |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108113742A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110811805A (en) * | 2019-11-28 | 2020-02-21 | 赤峰学院附属医院 | Mandible resetting device |
| CN113576635A (en) * | 2021-06-16 | 2021-11-02 | 四川维思达医疗器械有限公司 | Anterior cervical fixing structure |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040158250A1 (en) * | 2002-09-13 | 2004-08-12 | Chappuis James L. | Anterior cervical corpectomy plate |
| CN1757383A (en) * | 2005-11-02 | 2006-04-12 | 蒋谊康 | Means for preventing fixed bone screw loosening for cervical vertebrae front steel plate system |
| US20090275990A1 (en) * | 2008-05-05 | 2009-11-05 | Rhausler, Inc. | Anterior cervical plate with locking mechanism |
| CN201492491U (en) * | 2009-08-05 | 2010-06-02 | 北京市富乐科技开发有限公司 | Self-locking return-prevention cervical vertebra screw-plate system |
| CN201586058U (en) * | 2010-01-06 | 2010-09-22 | 深圳市斯玛仪器有限公司 | Anterior cervical vertebra fixation system |
| CN103040511A (en) * | 2012-12-27 | 2013-04-17 | 苏州欣荣博尔特医疗器械有限公司 | Self-locking type anterior cervical vertebra plate |
| CN204121148U (en) * | 2014-10-16 | 2015-01-28 | 浙江科惠医疗器械有限公司 | A kind of anterior plate fixation ball screw hole screw locking device |
| CN205031354U (en) * | 2015-09-28 | 2016-02-17 | 浙江科惠医疗器械股份有限公司 | Way steel sheet elasticity locking device before cervical vertebra |
| CN208905684U (en) * | 2018-02-09 | 2019-05-28 | 北京市富乐科技开发有限公司 | Anterior cervical plates |
-
2018
- 2018-02-09 CN CN201810135883.5A patent/CN108113742A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040158250A1 (en) * | 2002-09-13 | 2004-08-12 | Chappuis James L. | Anterior cervical corpectomy plate |
| CN1757383A (en) * | 2005-11-02 | 2006-04-12 | 蒋谊康 | Means for preventing fixed bone screw loosening for cervical vertebrae front steel plate system |
| US20090275990A1 (en) * | 2008-05-05 | 2009-11-05 | Rhausler, Inc. | Anterior cervical plate with locking mechanism |
| CN201492491U (en) * | 2009-08-05 | 2010-06-02 | 北京市富乐科技开发有限公司 | Self-locking return-prevention cervical vertebra screw-plate system |
| CN201586058U (en) * | 2010-01-06 | 2010-09-22 | 深圳市斯玛仪器有限公司 | Anterior cervical vertebra fixation system |
| CN103040511A (en) * | 2012-12-27 | 2013-04-17 | 苏州欣荣博尔特医疗器械有限公司 | Self-locking type anterior cervical vertebra plate |
| CN204121148U (en) * | 2014-10-16 | 2015-01-28 | 浙江科惠医疗器械有限公司 | A kind of anterior plate fixation ball screw hole screw locking device |
| CN205031354U (en) * | 2015-09-28 | 2016-02-17 | 浙江科惠医疗器械股份有限公司 | Way steel sheet elasticity locking device before cervical vertebra |
| CN208905684U (en) * | 2018-02-09 | 2019-05-28 | 北京市富乐科技开发有限公司 | Anterior cervical plates |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110811805A (en) * | 2019-11-28 | 2020-02-21 | 赤峰学院附属医院 | Mandible resetting device |
| CN113576635A (en) * | 2021-06-16 | 2021-11-02 | 四川维思达医疗器械有限公司 | Anterior cervical fixing structure |
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