CN106175897A - A kind of atlantoaxial dislocation reduction fixation device - Google Patents
A kind of atlantoaxial dislocation reduction fixation device Download PDFInfo
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- CN106175897A CN106175897A CN201610719572.4A CN201610719572A CN106175897A CN 106175897 A CN106175897 A CN 106175897A CN 201610719572 A CN201610719572 A CN 201610719572A CN 106175897 A CN106175897 A CN 106175897A
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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
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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
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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
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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
- A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
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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
- A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
- A61B17/8061—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates specially adapted for particular bones
-
- 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
- A61B2017/681—Alignment, compression, or distraction mechanisms
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
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- Neurology (AREA)
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Abstract
nullThe invention discloses a kind of atlantoaxial dislocation reduction fixation device，Including the first securing plate、Second securing plate and the 3rd securing plate，Described second securing plate and the 3rd securing plate lay respectively at above and below the first securing plate，The side of described second securing plate is fixing with one end of the first connecting cylinder to be connected，And first the other end of connecting cylinder be connected with fixed block by rotating shaft，And fixed block is arc fixed block，The opposite side of described second securing plate is provided with first and fixes bar，Meet the demand of different users，And atlas is not required to implant lateral mass screw or Transarticular screw，Avoid the serious Iatrogenic Complications such as spinal cord or blood vessel injury，Safety simple to operate，By the way of different，Can select more accurately to reinforce position，Thus select the most rational dentata to put nail point，Be conducive to obtaining optimal fixing，The rehabilitation of patient can be accelerated，Reduce the misery of patient，Improve therapeutic efficiency and therapeutic quality that atlantoaxial dislocation resets.
Description
Technical field
The present invention relates to technical field of medical treatment mechanical, be specially a kind of atlantoaxial dislocation reduction fixation device.
Background technology
Atlantoaxial dislocation is a kind of serious disease, and due to atlas and irreducible atlantoaxial dislocation, therefore atlas is dislocated forward or backward
Neck marrow can be oppressed, patient slightly can hinder because of incidence or whiplash and hard paralysis occurs suddenly, even respiratory muscle paralysis
And it is dead.At present, conventional operation device is typically directly make Atlantoaxial extensive region tooth close by screwing axis arch root screw
Joint dislocation resets.But so operating, the requirement for patient is higher, operation easier is relatively big, and is difficult to make embolia accurate,
And existing atlantoaxial dislocation reduction fixation device can not carry out interior reinforcing according to the concrete condition of patient, it is impossible to very
The good demand meeting different users.
Summary of the invention
It is an object of the invention to provide a kind of atlantoaxial dislocation reduction fixation device, to solve in above-mentioned background technology
The problem proposed.
For achieving the above object, the present invention provides following technical scheme: a kind of atlantoaxial dislocation reduction fixation device, bag
Including the first securing plate, the second securing plate and the 3rd securing plate, described second securing plate and the 3rd securing plate lay respectively at first and add
Gu above and below plate；
The side of described second securing plate is fixing with one end of the first connecting cylinder to be connected, and the other end of the first connecting cylinder leads to
Crossing rotating shaft and be connected with fixed block, fixed block is arc fixed block, and the opposite side of described second securing plate is provided with first and fixes
Bar, and first one end fixing bar sequentially passes through the second securing plate and the first connecting cylinder and is positioned at the inside of the first connecting cylinder, institute
The inside middle-end stating the first connecting cylinder is provided with locating piece, and the middle part of locating piece is provided with locating slot, and described first fixes the one of bar
End is connected with locating piece by interspersed locating slot, and first one end fixing bar is connected with push-and-pull briquetting by rotating shaft, and pushes away
Tension and compression block is arc push-and-pull briquetting, and described push-and-pull briquetting is positioned at the inner top side of fixed block, and described first fixes bar by inside and outside
Threaded engagement connects the first connecting cylinder and the second securing plate；
The side of described first securing plate is connected with fixing groove, and one end of the side of fixing groove and the second connecting cylinder is even
Connecing, the opposite side of the first securing plate is provided with second and fixes bar, and second one end fixing bar sequentially passes through the first securing plate and
Two connecting cylinders are also positioned at the inside of the second connecting cylinder, and described second one end fixing bar is fixed with actively switch block, and actively turns
One end of block is connected with one end of driven switch block, and the other end of described driven switch block is fixedly connected with movable fixed block, described work
One end of dynamic fixed block is run through the second connecting cylinder and is positioned at the outside of the second connecting cylinder, and one end of movable fixed block connects to have and adds
Gu block, described second fixes bar is connected the second connecting cylinder and the first securing plate by internal and external threads；
Described 3rd securing plate is provided through arch of posterior atlas bracing means, and arch of posterior atlas bracing means includes the first hinge
Extension bar and the second hinge bar, in the middle part of described first hinge bar, the middle part with the second hinge bar is connected by jointed shaft, and first is hinged
One end of bar and one end of the second hinge bar are all horizontally installed with gripper shoe, and gripper shoe one_to_one corresponding is arranged, one of them
Reinforcing sleeve is installed on fagging, another gripper shoe is provided with connection seat, and connection seat is had even by bearing activity switching
Extension bar, the inner side of described reinforcing sleeve and connect the inner side of seat and be all fixed with additional reinforcement plate, described first hinge bar another
The other end of one end and the second hinge bar is respectively equipped with fixing chute and sliding panel, and the two ends, outside of described fixing chute are equipped with
Limiting plate, one end of sliding panel is slidably arranged in the inside of fixing chute, and the outside of sliding panel is provided with movable block, described movement
The middle part of block is run through and is provided with threaded rod, and the two ends of threaded rod are all run through limiting plate and are positioned at the outside of limiting plate, described screw thread
The two ends of bar are all socketed with thread cap.
Preferably, the cross section of described first securing plate and the second securing plate is arc shape, and the 3rd securing plate is in half
Round shape.
Preferably, described first connecting cylinder and the equal at least two of fixed block, and the first connecting cylinder and fixed block the most symmetrical
It is arranged on the side of the second securing plate.
Preferably, described first connecting cylinder and first fixes the most rectangular shape of vertical section of bar, and locating slot is that rectangle is fixed
Position groove, first to fix bar with locating slot be that interference fit is connected.
Preferably, described fixing groove is at least between five groups, and fixing groove and is equally spaced, the quantity of described second connecting cylinder
Twice for fixing groove quantity.
Preferably, described active switch block, driven switch block, movable fixed block and reinforcement block are three, and actively switch block, from
Centered by dynamic switch block, movable fixed block and reinforcement block homogeneous second fix bar, and it is distributed in heart shaped.
Preferably, the inwall of described reinforcing sleeve offers direction recess, and direction recess is in the shape of a spiral, described connection
Bar is provided with spiral salient, and spiral salient is connected with direction recess.
Preferably, between described first hinge bar and the second hinge bar, it is provided with spring, and spring is positioned at the inner side of jointed shaft.
Preferably, described arch of posterior atlas bracing means is at least two groups, and arch of posterior atlas bracing means is symmetricly set on
The two ends up and down of three securing plates.
Preferably, described first securing plate, the second securing plate and the 3rd securing plate are titanium alloy material and make, and extensive region pivot
Each structure of vertebra dislocation reduction fixation device is also titanium alloy material and makes.
Compared with prior art, the invention has the beneficial effects as follows: this atlantoaxial dislocation reduction fixation device, by being provided with
The first securing plate, the second securing plate and the effect of cooperating of the 3rd securing plate, can by use respectively can not in the way of come right
Bone in diverse location carries out reinforcing reset, but also can meet different use with the reinforcing scope of adjustable rooting device
The demand of person, and atlas is not required to implant lateral mass screw or Transarticular screw, it is to avoid and spinal cord or blood vessel injury etc. seriously cure source
Property complication, safety simple to operate, by the way of different, can select to reinforce position more accurately, thus select to close most
The dentata of reason puts nail point, is conducive to obtaining optimal fixing, can accelerate the rehabilitation of patient, reduce the misery of patient, improve extensive region pivot
The therapeutic efficiency of vertebra dislocation reset and therapeutic quality.
Accompanying drawing explanation
Fig. 1 is present configuration schematic diagram；
Fig. 2 is the side view of the present invention；
Fig. 3 is the connection diagram that first connecting cylinder and first of the present invention fixes bar；
Fig. 4 is that the first of the present invention fixes bar and locating piece connection diagram；
Fig. 5 is the connection diagram that the second of the present invention fixes bar and the second connecting cylinder；
Fig. 6 is the first connecting cylinder and the connection diagram of fixed block of the present invention；
Fig. 7 is active switch block and the connection diagram of driven switch block of the present invention；
Fig. 8 is the structural representation of the arch of posterior atlas bracing means of the present invention；
Fig. 9 is the threaded rod schematic diagram of the present invention；
Figure 10 is fixing chute and the connection diagram of sliding panel of the present invention.
In figure: 1 first securing plate, 2 second securing plates, 3 the 3rd securing plates, 4 second fix bar, 5 first connecting cylinders, 6 solid
Determine block, 7 fix groove, 8 second connecting cylinders, 9 arch of posterior atlas bracing means, 10 first fix bar, 11 locating pieces, 12 push-and-pull briquettings,
13 sliding panels, 14 reinforcement blocks, 15 movable blocks, 16 movable fixed blocks, 17 threaded rods, 18 actively switch block, 19 driven switch blocks, 20 reinforcings
Sleeve, 21 connect seats, 22 fix chute.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
Referring to Fig. 1-10, the present invention provides a kind of technical scheme: a kind of atlantoaxial dislocation reduction fixation device, including
First securing plate the 1, second securing plate 2 and the 3rd securing plate 3, the second securing plate 2 and the 3rd securing plate 3 lay respectively at the first reinforcing
Above and below plate 1.
The side of the second securing plate 2 is fixing with one end of the first connecting cylinder 5 to be connected, and the other end of the first connecting cylinder 5 leads to
Crossing rotating shaft and be connected with fixed block 6, fixed block 6 is arc fixed block, and the opposite side of the second securing plate 2 is provided with first and fixes bar
10, and first one end fixing bar 10 sequentially passes through the second securing plate 2 and the first connecting cylinder 5 and is positioned at the first connecting cylinder 5
Portion, the inside middle-end of the first connecting cylinder 5 is provided with locating piece 11, and the middle part of locating piece 11 is provided with locating slot, and first fixes bar 10
One end be connected with locating piece 11 by interspersed locating slot, first one end fixing bar 10 is connected with push-and-pull pressure by rotating shaft
Block 12, and push-and-pull briquetting 12 is arc push-and-pull briquetting, push-and-pull briquetting 12 is positioned at the inner top side of fixed block 6, and first fixes bar 10
It is connected the first connecting cylinder 5 and the second securing plate 2 by internal and external threads.First securing plate 1 and the cross section of the second securing plate 2
It is arc shape, and the 3rd securing plate 3 is in semicircle shape, the first connecting cylinder 5 and the equal at least two of fixed block 6, and the first connection
Cylinder 5 and fixed block 6 are all symmetricly set on the side of the second securing plate 2, and the vertical section that the first connecting cylinder 5 and first fixes bar 10 is equal
Rectangular shape, and locating slot is rectangle locating slot, first to fix bar 10 with locating slot be that interference fit is connected.
The side of the first securing plate 1 is connected with fixing groove 7, and one end of the side of fixing groove 7 and the second connecting cylinder 8 is even
Connecing, the opposite side of the first securing plate 1 is provided with second and fixes bar 4, and second one end fixing bar 4 sequentially passes through the first securing plate 1
With the second connecting cylinder 8 inside that is positioned at the second connecting cylinder 8, second one end fixing bar 4 is fixed with actively switch block 18, and main
One end of dynamic switch block 18 is connected with one end of driven switch block 19, and the other end of driven switch block 19 is fixedly connected with movable fixed block
16, one end of movable fixed block 16 is run through the second connecting cylinder 8 and is positioned at the outside of the second connecting cylinder 8, and movable fixed block 16
One end connects reinforcement block 14, and second fixes bar 4 is connected the second connecting cylinder 8 and the first securing plate 1 by internal and external threads, Gu
Determining groove 7 to be at least equally spaced between five groups, and fixing groove 7, the quantity of the second connecting cylinder 8 is the twice of fixing groove 7 quantity, main
Dynamic switch block 18, driven switch block 19, movable fixed block 16 and reinforcement block 14 are three, and actively switch block 18, driven switch block 19, work
Centered by dynamic fixed block 16 and reinforcement block 14 homogeneous second fix bar 4, and it is distributed in heart shaped.
3rd securing plate 3 is provided through arch of posterior atlas bracing means 9, and arch of posterior atlas bracing means 9 includes the first hinge
Extension bar and the second hinge bar, in the middle part of the first hinge bar, the middle part with the second hinge bar is connected by jointed shaft, the first hinge bar
One end of one end and the second hinge bar is all horizontally installed with gripper shoe, and gripper shoe one is correspondingly arranged, in one of them gripper shoe
Reinforcing sleeve 20 is installed, another gripper shoe is provided with connection seat 21, and connection seat 21 is had even by bearing activity switching
Extension bar, the inner side reinforcing sleeve 20 and the inner side connecting seat 21 are all fixed with additional reinforcement plate, the other end of the first hinge bar
Being respectively equipped with fixing chute 22 and sliding panel 13 with the other end of the second hinge bar, the two ends, outside of fixing chute 22 are all provided with limited
Position plate, one end of sliding panel 13 is slidably arranged in the inside of fixing chute 22, and the outside of sliding panel 13 is provided with movable block 15, moves
The middle part of motion block 15 is run through and is provided with threaded rod 17, and the two ends of threaded rod 17 are all run through limiting plate and are positioned at the outside of limiting plate,
The two ends of threaded rod 17 are all socketed with thread cap, reinforce and offer direction recess on the inwall of sleeve 20, and direction recess is spiral shell
Rotation shape, connecting rod is provided with spiral salient, and spiral salient is connected with direction recess, sets between the first hinge bar and the second hinge bar
There is spring, and spring is positioned at the inner side of jointed shaft, arch of posterior atlas bracing means 9 at least two groups, and arch of posterior atlas bracing means 9
Being symmetricly set on the two ends up and down of the 3rd securing plate 3, first securing plate the 1, second securing plate 2 and the 3rd securing plate 3 are titanium and close
Gold copper-base alloy is made, and each structure of atlantoaxial dislocation reduction fixation device is also titanium alloy material and makes.
First pass through adjustment first and fix bar 10 and the position relationship of the first connecting cylinder 5, so can adjust fixed block 6
Angle of inclination, but also so that fixed block 6 forms a stable reinforcing and the space of reset, such atlas and axis lateral mass is just
Can well be reinforced and reset response.
Then fix bar 4 and the second direct position relationship of connecting cylinder 8 by regulation second, fix bar by rotating second
4 so that active switch block 18 promotes driven switch block 19, such that it is able to promotion activity fixed block 16, movable fixed block 16 drives and adds
Gu block 14, thus so that the distance between adjacent two the second connecting cylinders 8 changes, two the second connecting cylinders
8 both sides being arranged on bone, by spacing and extruding, then can preferably reset for atlas and axis admittedly.
By the mobile movable block 15 position on fixing chute 22, it is possible to adjust arch of posterior atlas bracing means 9 another
The openings of sizes of end, by reinforcing cooperating of sleeve 20 and connecting rod, thus so that arch of posterior atlas bracing means 9
The other end forms a firm space, can be used to reset arch of posterior atlas and reinforce, but also can meet difference
The demand of user, by the first securing plate the 1, second securing plate 2 and the effect of cooperating of the 3rd securing plate 3 being provided with, can
By use respectively can not in the way of the bone of diverse location carried out reinforcing reset, but also can be with adjustable rooting device
Reinforcing scope, meets the demand of different users, and atlas is not required to implant lateral mass screw or Transarticular screw, it is to avoid ridge
The serious Iatrogenic Complications such as marrow or blood vessel injury, safety simple to operate, by the way of different, can select more accurately
Reinforce position, thus select the most rational dentata to put nail point, be conducive to acquisition optimal fixing, the rehabilitation of patient can be accelerated, subtract
The misery of few patient, improves therapeutic efficiency and therapeutic quality that atlantoaxial dislocation resets.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, permissible
Understand and these embodiments can be carried out multiple change without departing from the principles and spirit of the present invention, revise, replace
And modification, the scope of the present invention be defined by the appended.
Claims (10)
1. an atlantoaxial dislocation reduction fixation device, reinforces including the first securing plate (1), the second securing plate (2) and the 3rd
Plate (3), it is characterised in that: described second securing plate (2) and the 3rd securing plate (3) lay respectively at the top of the first securing plate (1)
And lower section；
The side of described second securing plate (2) and one end of the first connecting cylinder (5) are fixing to be connected, and the first connecting cylinder (5) is another
One end is connected with fixed block (6) by rotating shaft, and fixed block (6) is arc fixed block, another of described second securing plate (2)
Side is provided with first and fixes bar (10), and first one end fixing bar (10) sequentially passes through the second securing plate (2) and the first connecting cylinder
(5) and be positioned at the inside of the first connecting cylinder (5), the inside middle-end of described first connecting cylinder (5) is provided with locating piece (11), and location
The middle part of block (11) is provided with locating slot, and described first fixes one end of bar (10) by interspersed locating slot with locating piece (11) even
Connecing, first one end fixing bar (10) is connected with push-and-pull briquetting (12) by rotating shaft, and push-and-pull briquetting (12) is that arc pushes away
Tension and compression block, described push-and-pull briquetting (12) is positioned at the inner top side of fixed block (6), and described first fixes bar (10) passes through internal and external threads
Be connected the first connecting cylinder (5) and the second securing plate (2)；
The side of described first securing plate (1) is connected with fixing groove (7), and the side of fixing groove (7) and the second connecting cylinder (8)
One end connects, and the opposite side of the first securing plate (1) is provided with second and fixes bar (4), and second one end fixing bar (4) sequentially passes through
First securing plate (1) and the second connecting cylinder (8) are also positioned at the inside of the second connecting cylinder (8), and described second fixes one end of bar (4)
It is fixed with actively switch block (18), and one end of active switch block (18) is connected with one end of driven switch block (19), described driven turn
The other end of block (19) is fixedly connected with movable fixed block (16), and the second connecting cylinder is run through in one end of described movable fixed block (16)
And be positioned at the outside of the second connecting cylinder (8) (8), and one end of movable fixed block (16) connects and has reinforcement block (14), described second
Fixing bar (4) is connected the second connecting cylinder (8) and the first securing plate (1) by internal and external threads；
Described 3rd securing plate (3) is provided through arch of posterior atlas bracing means (9), and arch of posterior atlas bracing means (9) includes
First hinge bar and the second hinge bar, in the middle part of described first hinge bar, the middle part with the second hinge bar is connected by jointed shaft, the
One end of one hinge bar and one end of the second hinge bar are all horizontally installed with gripper shoe, and gripper shoe one_to_one corresponding is arranged, wherein
Reinforcing sleeve (20) is installed in one gripper shoe, another gripper shoe is provided with connection seat (21), and it is logical to connect seat (21)
Crossing bearing activity switching has connecting rod, the inner side of the inner side of described reinforcing sleeve (20) and connection seat (21) to be all fixed with auxiliary
Securing plate, the other end of described first hinge bar and the other end of the second hinge bar are respectively equipped with fixing chute (22) and sliding panel
(13), the two ends, outside of described fixing chute (22) are equipped with limiting plate, and one end of sliding panel (13) is slidably arranged in fixing sliding
The inside of groove (22), and the outside of sliding panel (13) is provided with movable block (15), the middle part of described movable block (15) is run through and is provided with spiral shell
Rasp bar (17), and the two ends of threaded rod (17) all run through limiting plate and are positioned at the outside of limiting plate, the two of described threaded rod (17)
End is all socketed with thread cap.
A kind of atlantoaxial dislocation reduction fixation device the most according to claim 1, it is characterised in that described first reinforces
The cross section of plate (1) and the second securing plate (2) is arc shape, and the 3rd securing plate (3) is in semicircle shape.
A kind of atlantoaxial dislocation reduction fixation device the most according to claim 1, it is characterised in that: described first connects
Cylinder (5) and the equal at least two of fixed block (6), and the first connecting cylinder (5) and fixed block (6) be all symmetricly set on the second securing plate
(2) side.
A kind of atlantoaxial dislocation reduction fixation device the most according to claim 1, it is characterised in that: described first connects
The most rectangular shape of vertical section of bar (10) fixed by cylinder (5) and first, and locating slot is rectangle locating slot, first fix bar (10) and
Locating slot is that interference fit connects.
A kind of atlantoaxial dislocation reduction fixation device the most according to claim 1, its feature is in described fixing groove (7)
At least being equally spaced between five groups, and fixing groove (7), the quantity of described second connecting cylinder (8) is the two of fixing groove (7) quantity
Times.
A kind of atlantoaxial dislocation reduction fixation device the most according to claim 1, its feature is in described active switch block
(18), driven switch block (19), movable fixed block (16) and reinforcement block (14) be three, and active switch block (18), driven switch block
(19), centered by movable fixed block (16) and reinforcement block (14) homogeneous second fix bar (4), and in heart shaped distribution.
A kind of atlantoaxial dislocation reduction fixation device the most according to claim 1, its feature is in described reinforcing sleeve
(20) offering direction recess on inwall, and direction recess is in the shape of a spiral, described connecting rod is provided with spiral salient, and spiral prominence
Rise and be connected with direction recess.
A kind of atlantoaxial dislocation reduction fixation device the most according to claim 1, its feature is in described first hinge bar
With second be provided with spring between hinge bar, and spring is positioned at the inner side of jointed shaft.
A kind of atlantoaxial dislocation reduction fixation device the most according to claim 1, its feature in: described arch of posterior atlas adds
It is fixedly mounted with and puts (9) at least two groups, and arch of posterior atlas bracing means (9) is symmetricly set on the two ends up and down of the 3rd securing plate (3).
A kind of atlantoaxial dislocation reduction fixation device the most according to claim 1, its feature in: described first reinforces
Plate (1), the second securing plate (2) and the 3rd securing plate (3) are titanium alloy material and make, and atlantoaxial dislocation reduction fixation dress
Each structure put also is titanium alloy material and makes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610719572.4A CN106175897B (en) | 2016-08-25 | 2016-08-25 | A kind of atlantoaxial dislocation reduction fixation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610719572.4A CN106175897B (en) | 2016-08-25 | 2016-08-25 | A kind of atlantoaxial dislocation reduction fixation device |
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| CN106175897A true CN106175897A (en) | 2016-12-07 |
| CN106175897B CN106175897B (en) | 2019-07-05 |
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| CN201610719572.4A Expired - Fee Related CN106175897B (en) | 2016-08-25 | 2016-08-25 | A kind of atlantoaxial dislocation reduction fixation device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109567921A (en) * | 2018-12-03 | 2019-04-05 | 西永明 | A kind of atlantoaxial dislocation reduction fixation device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101027006A (en) * | 2004-08-18 | 2007-08-29 | 阿克斯整形外科公司 | Adjacent level facet arthroplasty devices, spine stabilization systems, and methods |
| CN201282997Y (en) * | 2008-11-05 | 2009-08-05 | 刘社庭 | Internal fixation device for atlanto-axial instability |
| US20120101528A1 (en) * | 2010-07-26 | 2012-04-26 | Souza John J | Spinous process implant and method of fixation |
| CN102784001A (en) * | 2012-09-10 | 2012-11-21 | 董大明 | Posterior atlantoaxial resetting device |
| CN202554048U (en) * | 2012-05-14 | 2012-11-28 | 中国人民解放军第二军医大学 | Resetting forceps for atlas lateral mass fracture |
| CN203291002U (en) * | 2012-09-07 | 2013-11-20 | 首都医科大学宣武医院 | Internal fixation device for atlantoaxial dislocation reduction |
| CN204147109U (en) * | 2014-10-19 | 2015-02-11 | 台中惠 | A kind of novel orthopaedics fixation clamp |
| CN104490459A (en) * | 2015-01-09 | 2015-04-08 | 四川大学华西医院 | Atlantoaxial dislocation reduction and internal fixation device |
-
2016
- 2016-08-25 CN CN201610719572.4A patent/CN106175897B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101027006A (en) * | 2004-08-18 | 2007-08-29 | 阿克斯整形外科公司 | Adjacent level facet arthroplasty devices, spine stabilization systems, and methods |
| CN201282997Y (en) * | 2008-11-05 | 2009-08-05 | 刘社庭 | Internal fixation device for atlanto-axial instability |
| US20120101528A1 (en) * | 2010-07-26 | 2012-04-26 | Souza John J | Spinous process implant and method of fixation |
| CN202554048U (en) * | 2012-05-14 | 2012-11-28 | 中国人民解放军第二军医大学 | Resetting forceps for atlas lateral mass fracture |
| CN203291002U (en) * | 2012-09-07 | 2013-11-20 | 首都医科大学宣武医院 | Internal fixation device for atlantoaxial dislocation reduction |
| CN102784001A (en) * | 2012-09-10 | 2012-11-21 | 董大明 | Posterior atlantoaxial resetting device |
| CN204147109U (en) * | 2014-10-19 | 2015-02-11 | 台中惠 | A kind of novel orthopaedics fixation clamp |
| CN104490459A (en) * | 2015-01-09 | 2015-04-08 | 四川大学华西医院 | Atlantoaxial dislocation reduction and internal fixation device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109567921A (en) * | 2018-12-03 | 2019-04-05 | 西永明 | A kind of atlantoaxial dislocation reduction fixation device |
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|---|---|
| CN106175897B (en) | 2019-07-05 |
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