CN106974713A - A kind of way of escape Study of Atlas Fracture by Finite reduction fixture device - Google Patents
A kind of way of escape Study of Atlas Fracture by Finite reduction fixture device Download PDFInfo
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- CN106974713A CN106974713A CN201710205584.XA CN201710205584A CN106974713A CN 106974713 A CN106974713 A CN 106974713A CN 201710205584 A CN201710205584 A CN 201710205584A CN 106974713 A CN106974713 A CN 106974713A
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- 230000009467 reduction Effects 0.000 title claims abstract description 23
- 238000003780 insertion Methods 0.000 claims abstract description 4
- 230000037431 insertion Effects 0.000 claims abstract description 4
- 239000007787 solid Substances 0.000 claims description 5
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 210000000988 bone and bone Anatomy 0.000 claims 1
- 230000001225 therapeutic effect Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 11
- 230000035479 physiological effects, processes and functions Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 210000003205 muscle Anatomy 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 230000000451 tissue damage Effects 0.000 description 2
- 231100000827 tissue damage Toxicity 0.000 description 2
- 230000009172 bursting Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003300 oropharynx Anatomy 0.000 description 1
- 230000035790 physiological processes and functions Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
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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
-
- 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
- A61B17/7055—Spinal positioners or stabilisers ; Bone stabilisers comprising fluid filler in an implant connected to sacrum, pelvis or skull
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
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- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Neurosurgery (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a kind of way of escape Study of Atlas Fracture by Finite reduction fixture device, including screw, left and right arrangement and the left fixed plate and right fixed plate that are flexibly connected, the left end of the left fixed plate and the right-hand member of right fixed plate are equipped with the conical through-hole for mounting screw, the upper end bore of the conical through-hole is more than lower end bore, the conical through-hole of left fixed plate left end is tilted to the right, the conical through-hole of right fixed plate right-hand member inclined downward to the left, the screw is additionally provided with pyramidal structure in its screw body upper end.In the stationary state, the lower end of screw body is connected Study of Atlas Fracture by Finite reduction fixture device through the conical through-hole with lateral mass of atlas, and pyramidal structure insertion is installed in conical through-hole, and the diameter of screw body is less than the lower end bore of conical through-hole.Present embodiment is conducive to improving the therapeutic effect of Study of Atlas Fracture by Finite.
Description
Technical field
The present invention relates to technical field of medical instruments, and in particular to a kind of way of escape Study of Atlas Fracture by Finite reduction fixation device.
Background technology
Atlas is made up of anterior arch, cantle and two lateral mass.Unstable atlas bursting fracture often causes lateral mass to be shifted to both sides,
It is now to advocate to treat using atlas list vertebra section reduction fixation method more, recover the physiological function of upper cervical spine.Because through oropharynx
Anterior approach easily causes the severe complications such as infection, plate exposure, at present to use posterior approach more.But it is existing it is various after
Road reduction fixation device is easier to reset to arch of posterior atlas fracture, but anterior arch of atlas fracture is difficult to reach preferable reset,
So as to influence therapeutic effect.
Chinese invention patent《Way of escape atlas reduction fixture device》(publication number:204744370U;Publication date:In November, 2015
11 days) in provide a kind of way of escape atlas reduction fixture device, the way of escape atlas reduction fixture device include left fixture, right fixation
Part, screw.The left fixture, right fixture include cross bar setting up and down and parallel and setting up and down for connecting
Cross bar brace.Keyway is provided with the cross bar on the top of the left fixture, the cross bar on the top of the right fixture is
One carries the projection of lock screw, and the raised and keyway is connected;Set on the left fixture, the brace of right fixture
Have and fixed loaded reset hole is clamped for level.The application method of the way of escape atlas reduction fixture device:After surgical exposure atlas
Bow, prepares screw way, screw placement screw way is simultaneously fixed on lateral mass on two lateral mass of atlas;Left fixture, right fixture are just
Drawn close to arch of posterior atlas and by the cooperation of keyway and key to centre, lateral middle draw close of atlas two is realized that physiology resets.It is logical
Cross analysis and actual use result is understood, because screw only has fixed effect, in reseting procedure is carried out, cantle fracture can be with
Realize and preferably reset, but because the strength of pressurization comes from behind, anterior arch fracture is still difficult to preferably reset.Chinese invention
Patent《Arch of posterior atlas fixator》(publication number:202497224U;Publication date:On October 24th, 2012) in provide a kind of atlas
Cantle fixator, the arch of posterior atlas fixator suits the fixed plate structure with face from two same curvatures and by stepped ramp type
Into.Two pieces of fixed plates are fixed by the fixing screws being arranged on regulating tank, and the both sides of fixator are symmetrically arranged with screw, screw
It is located in the ball whirlpool fixed structure in screw.When treating Study of Atlas Fracture by Finite using the arch of posterior atlas fixator, screw is fixed on extensive region
On the lateral mass of vertebra, lateral middle draw close of atlas two is promoted to realize that physiology resets by the retraction between two fixed plates.By dividing
Analysis understands that the screw also only effect of fixation can not also realize the preferable reset of anterior arch of atlas.
Generally speaking, by prior art, screw only has fixed effect, it is impossible to realize the reason of anterior arch of atlas fracture
Want to reset.
The content of the invention
The technical problem that the present invention exists for existing reseting fixture makes improvements, i.e., skill to be solved by this invention
Art problem is to provide a kind of way of escape Study of Atlas Fracture by Finite reduction fixture device, and the screw described in the fixator can lead to during locking
Cross the anterior interior receipts of screw to swing, drive and receive and rotate into the lateral mass of atlas front portion of lateral displacement because of fracturing, so as to realize
The physiology of anterior arch of atlas fracture resets.To solve the above problems, the technical scheme that the present invention is provided is:
A kind of way of escape Study of Atlas Fracture by Finite replacement and fixation fixator, including screw, left and right arrangement and the left fixed plate being flexibly connected
With right fixed plate, the left end of the left fixed plate and the right-hand member of right fixed plate are equipped with the conical through-hole for mounting screw, institute
The upper end bore for stating conical through-hole is more than lower end bore, and the conical through-hole of left fixed plate left end is tilted to the right, right fixed plate
The conical through-hole of right-hand member inclined downward to the left, the screw is additionally provided with pyramidal structure in its screw body end, and fixator is solid
Determine under state, the front end of screw body is connected through the conical through-hole with lateral mass of atlas, pyramidal structure insertion is installed on taper
In through hole, the diameter of screw body is less than the lower end bore of conical through-hole.
Further, the conical through-hole is consistent with the taper of pyramidal structure.
Further, the axis angle of two conical through-holes is 15 ° to 30 °.
Further, the left end of the left fixed plate and the right-hand member of right fixed plate are equipped with upward projection, and the taper is led to
Hole is located in projection.
Further, the left fixed plate and right fixed plate are arc, and both curvature is identical, and the right-hand member of left fixed plate is set
There is the chute arcuately extended, the left end of right fixed plate, which is provided with screwed hole, the screwed hole, is provided with lock-screw, lock-screw
It is connected with chute.
Further, the side of the chute is provided with the rack arcuately extended, and the lock-screw includes screw rod and and spiral shell
The head of screw of bar upper end connection, the outer cover of screw rod is equipped with and rack meshed gears.
Further, the upper end of the gear is additionally provided with hexagonal boss, and the hexagonal boss and gear are coaxially connected, hexagonal boss
Provided with through hole, the diameter of the through hole is more than the diameter of the head of screw, and head of screw is located in through hole.
Further, the hexagonal boss is outer-hexagonal boss.
Further, the material of the left fixed plate and right fixed plate is medical titanium alloy.
In the above-mentioned technical solutions, because the diameter of screw body is less than the lower end bore of conical through-hole, screw body can
Conical through-hole is passed through along different angles, in order to which screw body passes through conical through-hole implantation atlas side in practical operation
Block.For the ease of understanding the present invention, the application method to the present invention is specifically described:Surgical exposure arch of posterior atlas, in atlas
On two lateral mass screw way is prepared along 5 ° to 10 ° directions of introversion;The position of left fixed plate and right fixed plate is adjusted, makes conical through-hole pair
Quasi- screw way;Screw body is through conical through-hole and stretches into screw way;By rotate gear, left fixed plate, right fixed plate are adjusted
Relative position makes to move inward to the lateral mass of atlas of lateral displacement and makes the direct-view of arch of posterior atlas fracture is lower to reset completely;Tighten fixation
Lock-screw on plate in hexagonal boss, fixes left and right fixed plate relative position;Lateral mass screw body moves forward,
So that pyramidal structure is constantly extend into conical through-hole, in the process, with pyramidal structure and the relative position of conical through-hole
Put and gradually match, screw body drives lateral mass of atlas anterior inwardly in rotary moving, realize that the physiology of anterior arch of atlas fracture resets, by
Knowable to this, the relative position of the invention by adjusting left fixed plate and right fixed plate, and by screw lock process middle front part
Receive to swing and the physiological reset that Study of Atlas Fracture by Finite, especially anterior arch of atlas fracture are realized in rotation received in drive lateral mass of atlas front portion,
Be conducive to improving the therapeutic effect of Study of Atlas Fracture by Finite.Because the present invention needs to apply interior receipts stress, cone by screw atlantad lateral mass
Shape via depth is deeper, and the interior receipts stress of generation is bigger, therefore, and the present invention increases the depth of conical through-hole by raised, from
And ensure to produce enough interior receipts power during screw lock.Adjusting left fixed plate, the relative position of right fixed plate can be by lock
Tightly the mating connection between screw and chute is realized.Lock-screw moves the right fixed plate of drive along chute and moved relative to left fixed plate
It is dynamic, lock-screw is tightened when left fixed plate, the relative position of right fixed plate reach precalculated position.On this basis,
Left fixed plate, the relative position of right fixed plate are accurately controlled by the engagement of gear and rack.Described outer-hexagonal is convex
Platform is easy to rotate gear.Outer-hexagonal boss is rotated by interior hexagonal socket wrench, outer-hexagonal boss can drive pinion rotation.Separately
Outside, the head of screw of lock-screw is exposed come screwdriver easy to use tightens lock-screw by the through hole in hexagonal boss.
The device have the advantages that:
1. the present invention is conducive to improving the therapeutic effect of Study of Atlas Fracture by Finite.By adjusting the relative of left fixed plate and right fixed plate
Position, the interior receipts stress produced during being locked with reference to lateral mass screw realizes the life of Study of Atlas Fracture by Finite, particularly anterior arch of atlas fracture
Reason is resetted, and the therapeutic effect of Study of Atlas Fracture by Finite is improved with this.
2. the present invention is easy to accurately control the relative position between the left fixed plate and right fixed plate.
3. the present invention is easy in narrow space using operation.Outer-hexagonal can be rotated by interior hexagonal socket wrench convex
Platform, this process is easy to operate in narrow space;By the through hole of hexagonal boss by the head of screw of lock-screw expose come,
Screwdriver easy to use tightens lock-screw.Whole operation process need not excessively pull muscle to both sides, so as to reduce muscle
Tissue damage.
Brief description of the drawings
Fig. 1 is stereogram of the invention.
Fig. 2 is front view of the invention.
Fig. 3 is top view of the invention.
Fig. 4 is the profile at A-A in Fig. 3.
Fig. 5 is the enlarged drawing at J in Fig. 4.
Fig. 6 is the first use state of the invention with reference to figure.
Fig. 7 is second of use state of the invention with reference to figure
Embodiment
With reference to embodiment and accompanying drawing, the present invention will be further described.
The embodiment of the present invention, as shown in Fig. 1 to 5.
A kind of way of escape Study of Atlas Fracture by Finite reduction fixture device, including screw 1, left and right arrangement and the and of left fixed plate 2 being flexibly connected
Right fixed plate 3.
The material of the left fixed plate 2 and right fixed plate 3 is medical titanium alloy.The left end of left fixed plate 2 and right fixation
The right-hand member of plate 3 is equipped with upward projection, and conical through-hole is located in projection, and conical through-hole is used for mounting screw 1.The taper is led to
The upper end bore in hole is more than lower end bore.The conical through-hole of the left left end of fixed plate 2 is tilted to the right, the right right-hand member of fixed plate 3
Conical through-hole inclined downward to the left, the axis angle of two conical through-holes is in the range of 15 ° to 30 °.Left fixed plate 2 and right fixation
Plate 3 is arc, and both curvature is identical.The arc contact surface of left fixed plate 2 and right fixed plate 3 is provided with arcuately length side
To the sliding groove structure of extension, the sliding groove structure can ensure that left and right fixed plate can carry out left and right adjusting along the track of arc, will not
Produce the front and rear, skew of above-below direction.
The right-hand member of left fixed plate 2 is provided with the chute arcuately extended, and the side of chute is provided with the rack 21 arcuately extended.
The left end of right fixed plate 3, which is provided with screwed hole, the screwed hole, is provided with lock-screw 31, and lock-screw 31 coordinates with chute and connected
Connect.Lock-screw 31 includes screw rod 311 and the head of screw 312 being connected with the upper end of screw rod 311.The outer cover of screw rod 311 be equipped with
The meshed gears 32 of rack 21.The upper end of gear 32 is additionally provided with hexagonal boss 33, and the hexagonal boss and gear 32 are coaxially connected, and six
Angle boss 33 is provided with through hole, and the diameter of the through hole is more than the diameter of head of screw 312, and head of screw 312 is located in the through hole.Here,
Hexagonal boss 33 is outer-hexagonal boss.
The screw 1 is additionally provided with pyramidal structure 12 in its end of screw body 11, present embodiment in the stationary state, spiral shell
The front end of nail body 11 is connected through the conical through-hole with lateral mass of atlas, and the insertion of pyramidal structure 12 is installed in conical through-hole,
Conical through-hole is consistent with the taper of pyramidal structure 12.The diameter of screw body 11 is less than the lower end bore of conical through-hole, screw sheet
Body 11 can pass through conical through-hole along different angles.
The application method of present embodiment, as shown in Figure 6 to 7:
Step one:Surgical exposure arch of posterior atlas 4, screw way is prepared on two lateral mass 5 of atlas along 5-10 ° of direction of introversion.
Step 2:Hexagonal boss 33 is rotated by interior hexagonal socket wrench, adjusted between right fixed plate 3 and left fixed plate 2
Relative position, until conical through-hole be aligned screw way.
Step 3:The screw body 11 of screw 1 advances through conical through-hole and stretched into screw way, as shown in Figure 6;Screw sheet
Body 11 is moved forward so that pyramidal structure 12 is just extend into conical through-hole.
Step 4:Hexagonal boss 33 is rotated by interior hexagonal socket wrench, adjusted between left fixed plate 2 and right fixed plate 3
Relative position, make to move inward to the lateral mass of atlas of lateral displacement and make arch of posterior atlas fracture direct-view is lower to reset completely, pass through
Screwdriver lock-screw 31.
Step 5:Screw body 11 is moved forward so that pyramidal structure is constantly extend into conical through-hole, herein
During, as pyramidal structure is gradually matched with the relative position of conical through-hole, screw body drives lateral mass of atlas anterior inwardly
It is in rotary moving, realize that the physiology of anterior arch of atlas fracture resets.As shown in Figure 7.
The characteristics of present embodiment:
1. present embodiment is conducive to improving the therapeutic effect of Study of Atlas Fracture by Finite.By the relative position for adjusting left and right fixed plate
Realize that physiology resets under the direct-view of arch of posterior atlas fracture;During being locked by screw 1, pyramidal structure and the taper of its end are led to
The relative position in hole is gradually matched, and screw body drives lateral mass of atlas anterior inwardly in rotary moving, realizes anterior arch of atlas fracture
Physiology is resetted, and the therapeutic effect of Study of Atlas Fracture by Finite is improved with this.
2. present embodiment is easy to accurately control the relative position between the left fixed plate 2 and right fixed plate 3.
Hexagonal boss 33 is rotated by interior hexagonal socket wrench, meanwhile, hexagonal boss 33 can be rotated with moving gear 32;Gear 32 and rack
21 engage so that right fixed plate 3 is moved relative to left fixed plate 2.
3. present embodiment in narrow space using operation.Hexagonal boss is rotated by interior hexagonal socket wrench
33, this process is easy to operate in narrow space;It is by the through hole of hexagonal boss 33 that the head of screw 312 of lock-screw 31 is naked
Expose, screwdriver easy to use tightens lock-screw 31.Whole operation process need not excessively pull muscle to both sides, so that
Reduce muscle tissue damage.
General principle, principal character and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and that described in above-described embodiment and specification is the present invention
Principle, various changes and modifications of the present invention are possible without departing from the spirit and scope of the present invention, these change and
Improvement is both fallen within the range of claimed invention.The protection domain of application claims by appended claims and its
Equivalent is defined.
Claims (9)
1. a kind of way of escape Study of Atlas Fracture by Finite reduction fixture device, including screw, left and right arrangement and the left fixed plate being flexibly connected and the right side are consolidated
Fixed board, it is characterised in that the left end of the left fixed plate and the right-hand member of right fixed plate are equipped with to be led to for the taper of mounting screw
Hole, the upper end bore of the conical through-hole is more than lower end bore, and the conical through-hole of left fixed plate left end is tilted to the right, and the right side is solid
The conical through-hole of fixed board right-hand member inclined downward to the left, the screw is additionally provided with pyramidal structure, atlas bone in its screw body upper end
Roll over reduction fixture device in the stationary state, the lower end of screw body is connected through the conical through-hole with lateral mass of atlas, taper knot
Structure insertion is installed in conical through-hole, and the diameter of screw body is less than the lower end bore of conical through-hole.
2. way of escape Study of Atlas Fracture by Finite reduction fixture device as claimed in claim 1, it is characterised in that on the conical through-hole and screw
The taper of end toper structure is consistent.
3. way of escape Study of Atlas Fracture by Finite reduction fixture device as claimed in claim 1, it is characterised in that the axis folder of two conical through-holes
Angle is 15 ° to 30 °.
4. way of escape Study of Atlas Fracture by Finite reduction fixture device as claimed in claim 1, it is characterised in that the left end of the left fixed plate and
The right-hand member of right fixed plate is equipped with upward projection, and the conical through-hole is located in projection.
5. the way of escape Study of Atlas Fracture by Finite reduction fixture device as any one of Claims 1-4, it is characterised in that described left solid
Fixed board and right fixed plate are arc, and both curvature is identical, and the right-hand member of left fixed plate is provided with the chute arcuately extended, and the right side is solid
The left end of fixed board, which is provided with screwed hole, the screwed hole, is provided with lock-screw, and lock-screw is connected with chute.
6. way of escape Study of Atlas Fracture by Finite reduction fixture device as claimed in claim 5, it is characterised in that the side of the chute is provided with edge
The rack of arc extension, the lock-screw includes screw rod and the head of screw being connected with screw rod upper end, and the outer cover of screw rod is equipped with
With rack meshed gears.
7. way of escape Study of Atlas Fracture by Finite reduction fixture device as claimed in claim 6, it is characterised in that the upper end of the gear is additionally provided with
Hexagonal boss, the hexagonal boss and gear are coaxially connected, and hexagonal boss is provided with through hole, and the diameter of the through hole is more than the head of screw
Diameter, head of screw be located at through hole in.
8. way of escape Study of Atlas Fracture by Finite reduction fixture device as claimed in claim 7, it is characterised in that the hexagonal boss is outer-hexagonal
Boss.
9. the way of escape Study of Atlas Fracture by Finite reduction fixture device as any one of Claims 1-4, it is characterised in that described left solid
The material of fixed board and right fixed plate is medical titanium alloy.
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CN201710205584.XA CN106974713A (en) | 2017-03-31 | 2017-03-31 | A kind of way of escape Study of Atlas Fracture by Finite reduction fixture device |
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CN201710205584.XA CN106974713A (en) | 2017-03-31 | 2017-03-31 | A kind of way of escape Study of Atlas Fracture by Finite reduction fixture device |
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CN201710205584.XA Pending CN106974713A (en) | 2017-03-31 | 2017-03-31 | A kind of way of escape Study of Atlas Fracture by Finite reduction fixture device |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109965968A (en) * | 2019-05-14 | 2019-07-05 | 姜伟 | A kind of modified thoracoscope uses rib bone connection device |
CN110384551A (en) * | 2019-06-26 | 2019-10-29 | 中国人民解放军联勤保障部队第960医院 | A kind of outer fixed angle concertina type correction system |
CN111904574A (en) * | 2020-09-07 | 2020-11-10 | 郝定均 | Posterior atlantoaxial reposition fixing system |
CN113397682A (en) * | 2021-07-28 | 2021-09-17 | 中国人民解放军空军军医大学 | Oblique lateral lumbar interbody fusion side way fixing system that resets |
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JPH1189854A (en) * | 1997-09-16 | 1999-04-06 | Kobe Steel Ltd | Cervical vertebra correcting holder |
CN201361102Y (en) * | 2009-01-23 | 2009-12-16 | 中国人民解放军第二军医大学 | Atlas posterior fixation device |
CN202497224U (en) * | 2012-03-07 | 2012-10-24 | 郝定均 | Atlas posterior arch fixing device |
CN205322468U (en) * | 2015-12-11 | 2016-06-22 | 赵群 | Fixing system in vertebra cantle of extensive region |
CN106236233A (en) * | 2016-09-21 | 2016-12-21 | 璧电兢 | Micro-wound percutaneous atlas posterior internal fixation system |
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Publication number | Priority date | Publication date | Assignee | Title |
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JPH1189854A (en) * | 1997-09-16 | 1999-04-06 | Kobe Steel Ltd | Cervical vertebra correcting holder |
CN201361102Y (en) * | 2009-01-23 | 2009-12-16 | 中国人民解放军第二军医大学 | Atlas posterior fixation device |
CN202497224U (en) * | 2012-03-07 | 2012-10-24 | 郝定均 | Atlas posterior arch fixing device |
CN205322468U (en) * | 2015-12-11 | 2016-06-22 | 赵群 | Fixing system in vertebra cantle of extensive region |
CN106236233A (en) * | 2016-09-21 | 2016-12-21 | 璧电兢 | Micro-wound percutaneous atlas posterior internal fixation system |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109965968A (en) * | 2019-05-14 | 2019-07-05 | 姜伟 | A kind of modified thoracoscope uses rib bone connection device |
CN110384551A (en) * | 2019-06-26 | 2019-10-29 | 中国人民解放军联勤保障部队第960医院 | A kind of outer fixed angle concertina type correction system |
CN111904574A (en) * | 2020-09-07 | 2020-11-10 | 郝定均 | Posterior atlantoaxial reposition fixing system |
NL2027527B1 (en) * | 2020-09-07 | 2021-11-16 | Hao Dingjun | Posterior atlas reduction and fixation system |
CN113397682A (en) * | 2021-07-28 | 2021-09-17 | 中国人民解放军空军军医大学 | Oblique lateral lumbar interbody fusion side way fixing system that resets |
CN113397682B (en) * | 2021-07-28 | 2022-06-24 | 中国人民解放军空军军医大学 | Oblique lateral lumbar interbody fusion lateral reduction fixing system |
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