CN105232133A - Anterior cervical pedicle screw plate fixing system - Google Patents
Anterior cervical pedicle screw plate fixing system Download PDFInfo
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- CN105232133A CN105232133A CN201510561843.3A CN201510561843A CN105232133A CN 105232133 A CN105232133 A CN 105232133A CN 201510561843 A CN201510561843 A CN 201510561843A CN 105232133 A CN105232133 A CN 105232133A
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- 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
- A61B17/70—Spinal positioners or stabilisers ; Bone stabilisers comprising fluid filler in an implant
-
- 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
- A61B17/7001—Screws or hooks combined with longitudinal elements which do not contact vertebrae
- A61B17/7044—Screws or hooks combined with longitudinal elements which do not contact vertebrae also having plates, staples or washers bearing on the vertebrae
-
- 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
-
- 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
- A61B17/8052—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates immobilised relative to screws by interlocking form of the heads and plate holes, e.g. conical or threaded
-
- 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
- A61B17/84—Fasteners therefor or fasteners being internal fixation devices
- A61B17/86—Pins or screws or threaded wires; nuts therefor
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- 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)
- Prostheses (AREA)
Abstract
The invention discloses an anterior cervical pedicle screw plate fixing system which comprises an arc fixing plate and bone screws. The fixing plate is provided with four screw through holes, and the surface of an inner wall section, close to the inner surface of the fixing plate, of each screw through hole is a spherical surface. Each bone screw comprises a screw head and a self-tapping connection section, each screw head is provided with a round spherical surface, each upper screw through hole and the corresponding lower screw through hole are in inclined arrangement and positioned on the same side of a longitudinal center line of the fixing plate, and the two upper screw through holes and the two lower screw through holes are in vertically staggered arrangement. The anterior cervical pedicle screw plate fixing system has the advantages that the bone screws are enabled to enter by an optimal angle, the fixing plate can be firmly connected onto vertebrae to function in supporting and fixing, and effectiveness in avoidance of postoperative axial pain, high rotation resistance and benefits for rapid recovery of patients are realized.
Description
Technical field
The present invention relates to a kind of anterior cervical vertebrae pedicle nail plate fixation system.
Background technology
Anterior cervical vertebrae or fracture or dislocation technology are the art formulas that the diseases such as cervical spinal trauma, regression, inflammation, tumor are commonly used, but two kinds of methods all have pros and cons: Anterior fixation wound is little, does not destroy paravertebral muscles, and post-operative recovery is fast; But its stability comparatively fracture or dislocation is poor, especially for the patient that three post cervical spine injuries, multi-segmental cervical discectomy or multi-segmental vertebra corpectomy are postoperative.
In order to overcome the defect of above-mentioned two kinds of internal fixations, both at home and abroad existing minority expert reports the research of Anterior fixation system at clinical middle application and biomechanics thereof, but its shortcoming mainly contains: 1, just carry out front pillar and fix, namely bone screw just stretches in vertebral body, its poor stability; 2, anti-rotation performance is poor, is that simple eye, single nail is fixing, is difficult to the spinning force resisting cervical vertebra, is easy to occur that internal fixtion loosens so that road pedicle of vertebral arch determines internal fixation system forward.
Summary of the invention
The technical problem to be solved in the present invention is for above-mentioned defect, provides a kind of and is connected firmly thus avoids occurring the anterior cervical vertebrae pedicle nail plate fixation system of postoperative axial pain.
In order to solve the problems of the technologies described above, the anterior cervical vertebrae pedicle nail plate fixation system provided comprises can be connected to two adjacent epicentral fixing heads and through being connected to epicentral bone screw after fixing head, its construction features is: the transverse cross sectional face of described fixing head is that middle part arc is outwardly arranged, fixing head is provided with and penetrates and two rows totally four screw mounting holes for bone screw, screw mounting hole is sphere near the inner wall section surface of fixing head inner surface, described bone screw has screw head and thread tapping linkage section linkage section, described screw head has the round end sphere matched with the inner wall section surface of described spherically shape, a screw mounting hole of its middle and upper part and a screw mounting hole of bottom extend internally from one end of its fixing head and other end direction to fixing head is obliquely installed, the described screw mounting hole be obliquely installed is positioned at the homonymy of fixing head longitudinal midline, another screw mounting hole on top and another screw mounting hole of bottom are all perpendicular to fixing head, the angle of the described axis of the screw mounting hole be obliquely installed and the vertical middle vertical plane of fixing head is 40-60 degree, pedicle of vertebral arch is stretched in the thread tapping linkage section tiltable of two bone screws in the screw mounting hole be obliquely installed described in being installed on, the thread tapping linkage section being installed on two bone screws in other screw mounting hole can vertically stretch in vertebral body, two screw mounting holes of described top and two screw mounting holes of below shift to install respectively up and down.
After adopting said structure, visual area is exposed from patient front road otch, fixing head is placed on front side of vertebral body, bone screw also stretches into pedicle of vertebral arch place through vertebral body through after the screw mounting hole be obliquely installed, total institute is known, pedicle of vertebral arch has very strong firm intensity, thus fixing head can very firmly be fastened on vertebral body by this bone screw, avoid occurring moving back and follow closely even fixing head and to dehisce phenomenon, thus effectively avoid fixing head and esophagus to produce rubbing and cause the phenomenon of esophagus mechanical damage, bone screw is fastening further by fixing head through two other screw mounting hole, make the connection of fixing head more firm, what the mating spherical surfaces of above-mentioned screw and screw mounting hole can adjust screw flexibly penetrates angle, thus make bone screw enter according to best angle and effectively fix.
Two screw mounting holes on top and two screw mounting holes of bottom are arranged symmetrically with the transversal centerline of fixing head.
Fixing head is provided with vacancy section, middle part.
Described fixing head be provided with lay respectively at screw mounting hole sidepiece be pressed against screwed hole, be pressed against in screwed hole be bolted with the screw head front-end surface that can be pressed against described bone screw be pressed against screw.
Be pressed against screw and comprise the thread segment being screwed onto and being pressed against in screwed hole, what the front end of thread segment outwardly formed the screw head front-end surface that can compress described bone screw is pressed against convex edge, is pressed against convex edge and is provided with at least one can penetrate screw mounting hole breach for bone screw.
Border, the outside side of described fixing head is equipped with the cambered surface of rounding off.
In sum, the present invention bone screw can be made to enter by best angle and can by fastening for connecting plate be connected to vertebral body play support fixing effect, have and effectively can avoid occurring that postoperative axial pain, anti-rotation performance are strong and be conducive to the advantage of patient's quick recovery.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail:
Fig. 1 carries out the fixing perspective view of vertebral body by internal fixation plate in prior art;
Fig. 2 is the structural representation of an embodiment of the present invention;
Fig. 3 is the structural representation analysed and observe along A-A line in Fig. 2;
The enlarged drawing in Tu4Shi Tu3Zhong C district;
Fig. 5 is the structural representation analysed and observe along B-B line in Fig. 2;
The enlarged drawing in Tu6Shi Tu4Zhong D district;
Structural representation when Fig. 7 is using state of the present invention.
Detailed description of the invention
As shown in Figure 1, in prior art, when doing anterior cervical vertebrae internal fixation operation, by blade plate 30, upper and lower two joint vertebras are connected, blade plate 30 be connected with through blade plate and penetrate into the attachment screw 40 in vertebral body, containing cortical bone and spongy bone in vertebral body, that is attachment screw 40 can only penetrate into the cortical bone near front side (in figure Zone R), the termination that penetrates of attachment screw 40 can not infinitely near canalis spinalis 50, namely can not near the upper cortical bone near canalis spinalis 50 of vertebral body, when patient's osteoporosis, now coming off easily appears in above-mentioned four attachment screws 40, occur moving back and follow closely even blade plate 30 and to dehisce phenomenon, owing to having esophagus on front side of vertebral body, thus dysphagia after operation in patients can be made, and substantially prolongs the rehabilitation time limit of patient.When clinical operation, front portion due to vertebral body is curved surfaces, and the different state of an illness of individual variation and patient, the radian on the vertebral body front arc surface of each patient is neither identical, in order to farthest reduce the foreign body sensation of patient, and ensure the versatility of blade plate, the width of blade plate is generally between 1-2cm, its width is the smaller the better, the structure anti-rotation performance that the single nail of existing many rows is fixed is poor, easily occur that nail-plate loosens or moves back nail phenomenon, also the structure adopting and two attachment screws are set between vertebral body and blade plate is had, the width of blade plate also can not be infinitely small, as shown in fig. 1, thus two attachment screws can have much the same drift bolt angle, have a strong impact on the bonding strength of blade plate and vertebral body, affect the rehabilitation of patient and painful after adding operation in patients.
As shown in Figures 2 to 6, The present invention gives a kind of embodiment of anterior cervical vertebrae pedicle nail plate fixation system, for convenience of describing, state when using for its operation, namely the state in Fig. 2, the above-below direction of Fig. 2 paper is that it is longitudinal, direction perpendicular to paper is that it is horizontal, be inside it perpendicular to the direction that paper is inside, this anterior cervical vertebrae pedicle nail plate fixation system comprises can be connected to two adjacent epicentral fixing heads 1 and through being connected to epicentral bone screw 2 after fixing head, border, the outside side of fixing head 1 is equipped with the cambered surface of rounding off, the setting of cambered surface farthest can reduce the friction between this fixing head and esophagus, alleviate the foreign body sensation of patient, the transverse cross sectional face of fixing head 1 is that middle part arc is outwardly arranged, that is, the inner surface of fixing head 1 can be fitted in the front side of vertebral body completely, fixing head 1 is provided with and penetrates and two rows totally four screw mounting holes 10 for bone screw 2, screw mounting hole 10 is sphere near the inner wall section surface of fixing head 1 inner surface, bone screw 2 has screw head 21 and thread tapping linkage section 22, screw head 21 has the round end sphere 211 matched with the inner wall section surface of described spherically shape, this round end sphere 211 is arranged between screw head 21 and thread tapping linkage section 22, a screw mounting hole 10 of its middle and upper part and a screw mounting hole 10 of bottom extend internally from one end of its fixing head 1 and other end direction to fixing head is obliquely installed, specifically, above-mentioned fixing head 1 slopes inwardly from its outer face and extends to form above-mentioned two screw mounting holes 10 tilted, above-mentioned two extended length of screw mounting holes 10 tilted and direction are obliquely installed, namely counterbore design is formed, state as shown in Figure 3 and Figure 5, the described screw mounting hole 10 be obliquely installed is positioned at the homonymy of fixing head 1 longitudinal midline, another screw mounting hole 10 on top and another screw mounting hole 10 of bottom are all perpendicular to fixing head 1, the angle of the described axis of the screw mounting hole 10 be obliquely installed and the vertical middle vertical plane of fixing head 1 is 40-60 degree, angle Y namely in Fig. 3 is 40 degree of-60 degree, best angle is 45 degree, pedicle of vertebral arch is stretched in thread tapping linkage section 22 tiltable of two bone screws in the screw mounting hole 10 be obliquely installed described in being installed on, that is, the length of above-mentioned two thread tapping linkage sections 22 is between 1.5-2.5mm, optimum length is 2mm, can make into the universal adjustment in nail direction by above-mentioned two mating spherical surfaces, ensure that thread tapping linkage section 22 tilts to stretch into pedicle of vertebral arch, the thread tapping linkage section 22 being installed on two bone screws in other screw mounting hole 10 can vertically stretch in vertebral body, two screw mounting holes of top and two screw mounting holes of below shift to install respectively up and down.Two screw mounting holes 10 on top and two screw mounting holes 10 of bottom are arranged symmetrically with the transversal centerline of fixing head respectively, fixing head 1 is provided with vacancy section 9, middle part, the weight that vacancy section can alleviate fixing head 1 is to greatest extent set, reduces costs and alleviate the burden of patient.
As shown in Figure 3 and Figure 5, fixing head 1 be provided with lay respectively at screw mounting hole 10 sidepiece be pressed against screwed hole 3, that is, be provided with four altogether and be pressed against screwed hole 3, be pressed against in screwed hole 3 be bolted with screw head 21 front-end surface that can be pressed against described bone screw 2 be pressed against screw 4, be pressed against screw 4 and comprise the thread segment 41 being screwed onto and being pressed against in screwed hole 3, what the front end of thread segment 41 outwardly formed screw head 21 front-end surface that can compress described bone screw 2 is pressed against convex edge 42, be pressed against convex edge 42 and be provided with at least one can penetrate screw mounting hole 10 breach 421 for bone screw 2, be provided with a breach 421 in the present embodiment.The above-mentioned screwed hole 3 that is pressed against is for stepped hole, hole near outside in stepped hole can be sunk to for the convex edge 42 of being pressed against of being pressed against screw 4, near inner side in stepped hole is screwed hole, can connect for thread segment 41, when needs install bone screw 2 by screw place installing hole 10, above-mentioned breach 421 correspond to screw mounting hole 10, after bone screw 2 hammers into vertebral body and pedicle of vertebral arch, namely after the built-in length of bone screw and angular definitions, screw and be pressed against screw 4 and make to be pressed against the screw head that convex edge 42 is pressed against bone screw 2, thus the degree that is connected firmly of anti-retaining nail phenomenon and reinforcement fixing head.Operate for convenience and avoid the inserting end being pressed against screw 4 to continue to stretch into and lean vertebral body, the above-mentioned screw 4 that is pressed against can adopt the structure be rotatably connected on fixing head 1, specifically, fixing head arranges stepped hole, the two ends of stepped hole are the bigger hole of diameter, centre is the smaller hole of diameter, be pressed against screw 4 and there is the outer convex edge being arranged in outside macropore, be arranged in the internal ring edge of inner side macropore and be rotatably assorted at the cylinder of medial small hole, outer convex edge has at least one place breach, effect is pressed against by what rotate that this is pressed against that screw realizes that outer convex edge docks bone screw, this structure does not illustrate in an embodiment.
Shown in composition graphs 3 to Fig. 7, state when Fig. 7 illustrates that the present invention uses, because the pedicle widths between canalis spinalis and vertebroarterial foramen is between 4mm-6mm, the size of bone screw is generally M3.5, thus the penetrating angle and accurately must could arrive pedicle of vertebral arch of bone screw 2, the width of fixing head of the present invention is between 1.5cm-2cm, can be adjusted flexibly by above-mentioned mating spherical surfaces makes the inserting end of bone screw enter pedicle of vertebral arch into nail direction, thus effectively avoid screw to touch canalis spinalis 50 or vertebral artery 60, avoid occurring malpractice, that is on cutting plane as shown in Figure 7, it is best that to enter to follow closely angle be with the angle of the perpendicular bisector of canalis spinalis and the vertebrarterial line of centres, namely the M line in Fig. 7 and N line, if fixing head width is too large, then easily there is the phenomenon dehisced in fixing head both sides, the width of fixing head defines the angle stretching into pedicle of vertebral arch, a bone screw tilted can only be set and the angle of bone screw tilted and position such as the structure of above-described embodiment could accurately realize penetrating pedicle of vertebral arch.
We have developed novel front road nail pedicle fix system.Main advantage is: 1, three posts are fixed, and namely bone screw can extend into vertebral body rear portion through pedicle of vertebral arch, and before at least realizing, center pillar fixes, and can certainly add long spiro nail and realize three posts and fix, the stability of more conventional anterior approach is stronger; 2, wound is less, and compared with fracture or dislocation, operative incision obviously reduces, and enters along spatium intermusculare, does not need to destroy muscular tissue, decreases postoperative axial pain; 3, anti-rotation performance strengthens, and be that simple eye, single nail is fixing so that road pedicle of vertebral arch determines internal fixation system forward, be difficult to the spinning force resisting cervical vertebra, be easy to occur that internal fixtion loosens, the design is diplopore, two nail system, retains the anti-rotation performance of traditional Anterior fixation.
The present invention is not restricted to the described embodiments, and the art personnel, replaces all in protection scope of the present invention based on the equivalent variations of the above-mentioned concrete structure of the present invention and parts.
Claims (6)
1. an anterior cervical vertebrae pedicle nail plate fixation system, comprise and can be connected to two adjacent epicentral fixing heads (1) and be connected to epicentral bone screw (2) through after fixing head, it is characterized in that: the transverse cross sectional face of described fixing head (1) is that middle part arc is outwardly arranged, fixing head (1) is provided with and penetrates and two rows totally four screw mounting holes (10) for bone screw (2), screw mounting hole (10) is sphere near the inner wall section surface of fixing head (1) inner surface, described bone screw (2) has screw head (21) and thread tapping linkage section (22), described screw head (21) has the round end sphere (211) matched with the inner wall section surface of described spherically shape, a screw mounting hole (10) of its middle and upper part and a screw mounting hole (10) of bottom extend internally from one end of its fixing head (1) and other end direction to fixing head is obliquely installed, the described screw mounting hole (10) be obliquely installed is positioned at the homonymy of fixing head (1) longitudinal midline, another screw mounting hole (10) on top and another screw mounting hole (10) of bottom are all perpendicular to fixing head (1), the angle of the described axis of the screw mounting hole (10) be obliquely installed and the vertical middle vertical plane of fixing head (1) is 40-60 degree, pedicle of vertebral arch is stretched in thread tapping linkage section (22) tiltable of two bone screws in the screw mounting hole (10) be obliquely installed described in being installed on, the thread tapping linkage section (22) being installed on two bone screws in other screw mounting hole (10) can vertically stretch in vertebral body, two screw mounting holes of described top and two screw mounting holes of below shift to install respectively up and down.
2. anterior cervical vertebrae pedicle nail plate fixation system according to claim 1, is characterized in that: two screw mounting holes (10) on described top and two screw mounting holes (10) of bottom are arranged symmetrically with the transversal centerline of fixing head.
3. anterior cervical vertebrae pedicle nail plate fixation system according to claim 1, is characterized in that: described fixing head (1) is provided with vacancy section, middle part (9).
4. the anterior cervical vertebrae pedicle nail plate fixation system according to any one of claim 1-3, it is characterized in that: described fixing head (1) be provided with lay respectively at screw mounting hole (10) sidepiece be pressed against screwed hole (3), be pressed against in screwed hole (3) be bolted with screw head (21) front-end surface that can be pressed against described bone screw (2) be pressed against screw (4).
5. anterior cervical vertebrae pedicle nail plate fixation system according to claim 4, it is characterized in that: described in be pressed against screw (4) and comprise the thread segment (41) being screwed onto and being pressed against in screwed hole (3), what the front end of thread segment (41) outwardly formed screw head (21) front-end surface that can compress described bone screw (2) is pressed against convex edge (42), is pressed against convex edge (42) and is provided with at least one bone screw (2) can be supplied to penetrate the breach (421) of screw mounting hole (10).
6. the anterior cervical vertebrae pedicle nail plate fixation system according to any one of claim 1-3, is characterized in that: border, the outside side of described fixing head (1) is equipped with the cambered surface of rounding off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510561843.3A CN105232133A (en) | 2015-09-07 | 2015-09-07 | Anterior cervical pedicle screw plate fixing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510561843.3A CN105232133A (en) | 2015-09-07 | 2015-09-07 | Anterior cervical pedicle screw plate fixing system |
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| Publication Number | Publication Date |
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| CN105232133A true CN105232133A (en) | 2016-01-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510561843.3A Pending CN105232133A (en) | 2015-09-07 | 2015-09-07 | Anterior cervical pedicle screw plate fixing system |
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| CN (1) | CN105232133A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105596073A (en) * | 2016-02-01 | 2016-05-25 | 郑明辉 | Intervertebral securing device and intervertebral securing system |
| CN113850763A (en) * | 2021-09-06 | 2021-12-28 | 中山大学附属第一医院 | Method, device, equipment and medium for measuring vertebral column Cobb angle |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1076850A (en) * | 1992-01-28 | 1993-10-06 | 萨卢脱有限公司 | Sacral implant system |
| CN2165815Y (en) * | 1993-08-07 | 1994-05-25 | 郝定均 | Slot-type steel plate for cervical vertebrae |
| CN2737317Y (en) * | 2004-07-10 | 2005-11-02 | 胡立人 | Cervical vetebrae anterior path titanium plate locking internal fixing device |
| WO2009055747A1 (en) * | 2007-10-24 | 2009-04-30 | Nuvasive, Inc. | Surgical fixation system and related methods |
| CN201719362U (en) * | 2010-07-14 | 2011-01-26 | 袁峰 | Anterior cervical spine reverse pedicle screw plate fixing device |
| CN202027695U (en) * | 2011-03-10 | 2011-11-09 | 中国人民解放军第二军医大学 | Cervical vertebra fusion inner fixing device convenient for implanting by screw |
| CN202168854U (en) * | 2011-06-14 | 2012-03-21 | 刘志礼 | Fixed nail plate passing by vertebral pedicle in front of cervical vertebra |
| CN202505469U (en) * | 2012-03-27 | 2012-10-31 | 重庆医科大学 | Lower cervical spine anterior pedicle screw steel plate |
| CN203001092U (en) * | 2013-01-24 | 2013-06-19 | 赵刘军 | Lower cervical vertebra anterior approach pedicle screw matched fixing and anti-falling device |
| CN204158478U (en) * | 2014-10-29 | 2015-02-18 | 江苏国立医疗器械有限公司 | A kind of vertebra front road locking device |
-
2015
- 2015-09-07 CN CN201510561843.3A patent/CN105232133A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1076850A (en) * | 1992-01-28 | 1993-10-06 | 萨卢脱有限公司 | Sacral implant system |
| CN2165815Y (en) * | 1993-08-07 | 1994-05-25 | 郝定均 | Slot-type steel plate for cervical vertebrae |
| CN2737317Y (en) * | 2004-07-10 | 2005-11-02 | 胡立人 | Cervical vetebrae anterior path titanium plate locking internal fixing device |
| WO2009055747A1 (en) * | 2007-10-24 | 2009-04-30 | Nuvasive, Inc. | Surgical fixation system and related methods |
| CN201719362U (en) * | 2010-07-14 | 2011-01-26 | 袁峰 | Anterior cervical spine reverse pedicle screw plate fixing device |
| CN202027695U (en) * | 2011-03-10 | 2011-11-09 | 中国人民解放军第二军医大学 | Cervical vertebra fusion inner fixing device convenient for implanting by screw |
| CN202168854U (en) * | 2011-06-14 | 2012-03-21 | 刘志礼 | Fixed nail plate passing by vertebral pedicle in front of cervical vertebra |
| CN202505469U (en) * | 2012-03-27 | 2012-10-31 | 重庆医科大学 | Lower cervical spine anterior pedicle screw steel plate |
| CN203001092U (en) * | 2013-01-24 | 2013-06-19 | 赵刘军 | Lower cervical vertebra anterior approach pedicle screw matched fixing and anti-falling device |
| CN204158478U (en) * | 2014-10-29 | 2015-02-18 | 江苏国立医疗器械有限公司 | A kind of vertebra front road locking device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105596073A (en) * | 2016-02-01 | 2016-05-25 | 郑明辉 | Intervertebral securing device and intervertebral securing system |
| CN105596073B (en) * | 2016-02-01 | 2019-08-06 | 郑明辉 | Intervertebral fixation device and intervertebral fixed system |
| CN113850763A (en) * | 2021-09-06 | 2021-12-28 | 中山大学附属第一医院 | Method, device, equipment and medium for measuring vertebral column Cobb angle |
| CN113850763B (en) * | 2021-09-06 | 2024-01-23 | 脊客医疗科技(广州)有限公司 | Image processing method, device, equipment and medium based on spine medical image |
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Application publication date: 20160113 |
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| WD01 | Invention patent application deemed withdrawn after publication |