CN103948425B - Memory alloy neural plate zygopophysis pressurizing and fixing hook and using method thereof - Google Patents
Memory alloy neural plate zygopophysis pressurizing and fixing hook and using method thereof Download PDFInfo
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- CN103948425B CN103948425B CN201410221549.3A CN201410221549A CN103948425B CN 103948425 B CN103948425 B CN 103948425B CN 201410221549 A CN201410221549 A CN 201410221549A CN 103948425 B CN103948425 B CN 103948425B
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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
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/02—Inorganic materials
- A61L27/04—Metals or alloys
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Abstract
The invention discloses a neural plate zygapophysis pressurizing and fixing hook for lumbar vertebra fixing. The neural plate zygapophysis pressurizing and fixing hook comprises an arcuate main body, and a neural plate hook and a zygapophysis hook which are respectively arranged at the two ends of the arcuate main body, wherein the neural plate hook and the zygapophysis hook adopt C-shaped structures with inward openings, an anti-skid ratchet is arranged on the zygapophysis hook, and a keyhole is formed in the arcuate main body and in a position close to the zygapophysis hook. The processus transversus tension hook of the neural plate zygapophysis is made of medical shape memory alloy. Under a temperature lowering than 4 DEG C, the neural plate hook and the zygapophysis hook are propped open and expanded, the neural plate hook can be conveniently placed into the inferior margin of the neural plate of the inferior vertebral body of a target intervertebral space, and the zygapophysis hook is placed into the superior border of the zygapophysis of the superior vertebral body of the target intervertebral space or the superior border of the root of the processus transverses of the target intervertebral space. Under a water temperature higher than body temperature, the neural plate hook and the zygapophysis hook are tightened by using the memory effect of shape memory alloy, the neural plate hook and the zygapophysis hook are effectively fixed on the margo inferior of the neural plate of the inferior vertebral body of the target intervertebral space or the processus transversus of the zygapophysis of the superior vertebral body of the target intervertebral space, moreover, the arcuate main body shrinks, the restoring force of the arcuate main body exerts inward pressure onto a vertebral body adjacent to the target intervertebral space. Therefore, the purpose of fixing the adjacent segment of the target intervertebral space of the lumbar vertebra can be achieved.
Description
Technical field：The present invention relates to the technical field of medicine equipment, more particularly, to stablize vertebral members
Device and using method
Background technology：
Thoracolumbar disk disk and lumbar vertebra other structures impaired be to cause human body pain, nervous function and motor function impaired very
To the major reason lost.Interbody fusion is a kind of basic hand for the treatment of lumber ertebral disc or lumbar vertebrae bone structure disease at present
Art mode.Its principle is centered on lesion, from the upper normal vertebral body in disease damage area to the next normal vertebral body between do bone grafting and
Internal fixation envoy is intersegmental to occur bone to connect, and being allowed to merge on mechanics becomes an entirety, thus reaching treatment rachiopathy
Damage, eliminate pain, prevent deformity, reconstruction of stability and the spinoneural purpose of protection.And wherein pedicle internal fixators are combined
Invasive lumbar fusion device modus operandi is most common interbody fusion mode at present, by the interior fixation to cone for the pedicle screw,
Limit and merge interpyramidal relative motion, the success rate of spinal fusion can be improved.But pedicle internal fixators prop up enough in offer
Also result in stress shielding while support force, be easily caused the adverse consequences such as bone dissolving, osteoporosis.It is additionally, since and increased vertebra
The fixation of nut nail, not only considerably increases the wound of surgical procedure, increased the possibility of POI, neurotrosis；?
Considerably increase operating difficulty, extend operating time and intraoperative blood loss, and bring heavier financial burden to patient.This
Outward, due to limiting the activity of lumbar vertebrae, it is also easy to lead to stiff back of the body syndrome, or the regression of quickening neighbouring section, greatly drop
Low patient, the particularly quality of life of young patient.
For the deficiency of existing pedicle internal fixators mode, it is an object of the invention to entering to advance to existing fixed form
The improvement of one step, provides that a kind of risk is less, the more convenient operation device for spinal fixation vertebral member, and provides it to make
Use method.
Content of the invention
It is an object of the invention to provide for target intervertenral space, upper and lower vertebrae is fixed in interbody fusion
Memorial alloy vertebral plate articular process pressurization stay hook and its using method.
For the vertebral plate articular process pressurization stay hook that lumbar vertebrae is fixing：
A, described vertebral plate articular process pressurization stay hook 1 contain arciform main body 11, vertebral lamina hook 12 and articular process hook 13；
B, described vertebral lamina hook 12 and articular process hook 13 are located at the two ends of arciform main body 11；
C, described vertebral plate articular process pressurization stay hook 1 adopt Medical memory alloy manufacture；
D, described vertebral lamina hook 12 are located at the lower edge 41-1 of the vertebral plate 41 of the next centrum 4 of target intervertenral space 3, described articular process hook
13 are located at the upper limb 51-1 of the root of articular process 51 of the upper centrum 5 of the target intervertenral space 3 or root upper limb 52-1 of transverse process 52.
Further, described articular process hook 13 has the radian matching with described articular process 51 or transverse process 52 outer surface.By
In described articular process transverse process hook 13, be there is the radian being matched with described articular process 51 or transverse process 52 outer surface, therefore, when described
When articular process 51 or the transverse process 52 of the upper centrum of target intervertenral space 5 inserted by articular process hook 13, can be with articular process 51 or transverse process 52
Surface be well matched with, be difficult to come off from articular process 51 or transverse process 52, adjacent vertebral that can preferably to target intervertenral space
It is fixed.
The opening of described vertebral lamina hook 12 and articular process hook 13 inward against.Due to described vertebral lamina hook 12 and articular process hook 13
Opening take inward against design, therefore, when described vertebral lamina hook 12 is located at the vertebral plate 41 of target intervertenral space bottom centrum 4
Lower edge 41-1, described articular process hook 13 is located at the upper limb 51-1 of the root of articular process 51 or the horizontal stroke of the upper centrum of target intervertenral space 5
During the prominent 52 upper limb 52-1 of root, inwardly the described vertebral lamina hook 12 of design and articular process hook 13 just can be to target cones for opening
Apply inward pressure, realize the pressurization of the adjacent vertebral of target gap is fixed.
Described vertebral lamina hook 12 is C-shaped hook structure, has smooth surface.Because described vertebral lamina hook 12 is C-shaped hook structure, because
This, during the lower edge 41-1 of the vertebral plate 41 described vertebral lamina hook 12 being inserted the next centrum 4 of target intervertenral space 3, can easily hook
Stay the vertebral plate 41 of a centrum 4.Be additionally, since described vertebral lamina hook 12 has smooth surface, therefore, is inserting vertebral plate 41
During lower edge, efficiently avoid unexpected injury tissue being caused due to surface spikes.
Described articular process hook 13 is C-shaped hook.
Further, the inner surface of described articular process hook 13 can be provided with anti-skidding ratchet 13-1 or smooth surface 13-
2.Because described articular process hook 13 is located at upper limb 51-1 or the transverse process 52 of the root of the articular process 51 of the upper centrum of target intervertenral space 5
Root upper limb 52-1, and the size of described articular process 51 or transverse process 52 is less, and therefore, described articular process hook 13 is hooked in described
During the root 52-1 of the root 51-1 of articular process 51 or transverse process 52, may come off.Therefore, in the present invention, to described articular process
The surface of hook 13 is also devised with anti-skidding ratchet 13-1, preferably described articular process hook 13 is hooked in described articular process 51 or transverse process 52
Upper surface, be effectively prevented described articular process transverse process hook 13 and come off from described articular process 51 or transverse process 52.
It is additionally provided with lockhole 11-1, to facilitate locking in described main body 11.In order to prevent described vertebral plate articular process tension hook 1 from existing
Unexpected during use come off from target cone, described main body 11 is additionally provided with lockhole 11-1, by lockhole 11-1 by institute
State vertebral plate articular process transverse process tension hook 1 to lock, prevent described vertebral plate articular process transverse process tension hook 1 from coming off from target cone.
During use, described vertebral plate articular process pressurization stay hook 1 is inserted less than in 4 degree of frozen water, by vertebral lamina hook 12 and joint
Prominent hook 13 opens, and described vertebral lamina hook 12 is inserted the vertebral plate lower edge 41 of the next centrum 4 of target intervertenral space 3, by described articular process hook
The 13 upper limb 51-1-1 of the root 51-1 of articular process 51 inserting the upper centrum 5 of the target intervertenral space 3 or root 52-1 of transverse process 52
Upper limb 52-1-1, after intensification utilize memorial alloy restoring force, tighten up described vertebral lamina hook 12 and articular process hook 13, complete lumbar vertebrae
The fixation of target intervertenral space adjacent segment.
Because described vertebral plate articular process pressurizes stay hook 1 using medical marmem manufacture, therefore, using shape note
Recall the memory effect of alloy, at low temperature, described vertebral lamina hook 12 and articular process transverse process hook 13 can expand, open, can be easily
Described vertebral lamina hook 12 is inserted the vertebral plate lower edge 41 of the next centrum 4 of target intervertenral space 3, described articular process transverse process hook 13 is inserted mesh
The upper limb 52-1 of the root of the upper limb 51-1 of the root of articular process 51 of the mark upper centrum of intervertenral space 5 or transverse process 52；And in high temperature
Under, using 40 DEG C of warm water during generally using, marmem can shrink, using the contraction of marmem
Power, it is possible to tighten up described vertebral lamina hook 12 and articular process hook 13, described vertebral lamina hook 12 and articular process hook 13 is effectively secured to
On vertebral plate lower edge 41 and articular process 51 or transverse process 52, simultaneously described arciform main body 11 is shunk, and applies inside pressure to target cone
Power, thus reach the purpose of fixing lumbar vertebrae target intervertenral space 3 adjacent segment.
The vertebral plate articular process pressurization stay hook fixing for lumbar vertebrae of the present invention by arciform main body 11 and is respectively in arciform master
The vertebral lamina hook 12 at body 11 two ends and articular process transverse process hook 13 form.Described vertebral lamina hook 12 and articular process transverse process hook 13 are that opening is inside
C-shaped configuration, described articular process transverse process hook 13 also can be provided with anti-skidding ratchet 13-1.Described vertebral plate articular process pressurization stay hook
1 is manufactured by medical marmem.At low temperature, described vertebral lamina hook 12 and articular process hook 13 can expand, open, and can facilitate
Described vertebral lamina hook 12 is inserted the vertebral plate lower edge 41 of the next centrum 4 of target intervertenral space 3 by ground, described articular process hook 13 is inserted described
The upper limb 52-1 of the root of the upper limb 51-1 of the root of articular process 51 of the upper centrum 5 of target intervertenral space 3 or transverse process 52.40 degree of water
Under temperature, using the memory effect of marmem, described vertebral lamina hook 12 and articular process hook 13 can be tightened up, by described vertebral lamina hook
12 and articular process hook 13 be effectively secured on described vertebral plate lower edge 41 and described articular process 51 or transverse process 52, simultaneously described arciform
Main body 11 is shunk, and applies inward pressure to target cone, thus reaching target intervertenral space 3 adjacent segment described in fixing lumbar vertebrae
Purpose.
Brief description
Fig. 1 be the present invention the vertebral plate articular process pressurization stay hook normality fixing for lumbar vertebrae under and reply during high temperature and shrink
Three-dimensional structure diagram afterwards.
Fig. 1-1 is the front view of Fig. 1.
Fig. 1-2 is the top view of Fig. 1.
Fig. 2 is vertical when the vertebral plate articular process fixing for lumbar vertebrae of present invention during low temperature pressurizes that stay hook is softened to be expanded
Body structure chart.
Fig. 2-1 is the front view of Fig. 2.
Fig. 2-2 is the top view of Fig. 2.
Fig. 3 is the isomery three-dimensional structure diagram of the same race of the vertebral plate articular process pressurization stay hook fixing for lumbar vertebrae of the present invention.
Fig. 3-1 is provided with lockhole 11-1 for main body 11, but the no anti-skidding ratchet 13-1 of the inner surface of articular process hook 13 and be smooth surface 13-
2；Fig. 3-2 is to be not provided with lockhole 11-1 in main body 11, the sliding ratchet 13-1 but the inner surface of articular process hook 13 is set up defences；Based on Fig. 3-3
Lockhole 11-1 is not provided with body 11, the inner surface of articular process hook 13 also no anti-skidding ratchet 13-1 and be smooth surface 13-2, for knot
Structure simplest vertebral plate articular process pressurization stay hook.
Fig. 4 be the present invention under low temperature vertebral plate articular process pressurization stay hook open configuration under insert target intervertenral space bottom vertebra
Operating diagram during the articular process upper limb of the vertebral plate lower edge of body and upper centrum.
Fig. 5 be the present invention under high temperature vertebral plate articular process pressurization stay hook tighten up after fix target intervertenral space bottom centrum
Vertebral plate lower edge and upper centrum articular process upper limb when operating diagram.
Fig. 6 be the present invention under low temperature vertebral plate articular process pressurization stay hook open configuration under insert target intervertenral space bottom vertebra
Operating diagram during the transverse process root upper limb of the vertebral plate lower edge of body and upper centrum.
Fig. 7 be the present invention under high temperature vertebral plate articular process pressurization stay hook tighten up after fix target intervertenral space bottom centrum
Vertebral plate lower edge and upper centrum transverse process root upper limb when operating diagram.
Above-mentioned in figure：
1 is the vertebral plate articular process pressurization stay hook fixing for lumbar vertebrae, and 2 is frozen water, and 3 is target intervertenral space, and 4 is the next vertebra
Body, 5 is upper cone；
11 is arciform main body, and 12 is vertebral lamina hook, and 13 is articular process hook, and 41 is vertebral plate lower edge, and 51 is articular process, and 52 is horizontal stroke
Prominent；
11-1 is lockhole, the anti-skidding ratchet that 13-1 is provided with for articular process transverse process hook inner surface, and 13-2 is articular process transverse process hook
No anti-skidding ratchet inner surface；
51-1 is the upper limb of articular process, and 52-1 is the upper limb of the root of transverse process.
Specific embodiment
Embodiment 1：The vertebral plate articular process pressurization stay hook fixing for lumbar vertebrae for the fixing present invention of articular process
Referring to figs. 1 to Fig. 2-2, for the vertebral plate articular process pressurization stay hook that lumbar vertebrae is fixing, containing arciform main body 11, vertebral lamina hook
12 and articular process hook 13, described vertebral lamina hook 12 and articular process hook 13 are located at the two ends of arciform main body 11.Described vertebral lamina hook 12 can be put
Enter the lower edge 41-1 of the vertebral plate 41 of the next centrum 4 of target intervertenral space 3, it is upper that described articular process hook 13 can insert target intervertenral space 3
The upper limb 51-1 of the root of articular process 51 of centrum 5.Described vertebral plate articular process hook 1 adopts Medical memory alloy manufacture.
Further, described articular process hook 13 has the radian matching with described articular process 51 outer surface.Due to described pass
The prominent hook 13 of section has the radian matching with described articular process 51 outer surface, therefore, when target vertebra inserted by described articular process hook 13
During articular process 51 top of the upper centrum in gap 5, can be well matched with the surface of articular process 51, its inner surface is provided with anti-skidding
Ratchet 13-1 is difficult to come off from articular process 51, can preferably the cone of target intervertenral space be fixed.
Described vertebral lamina hook 12 and articular process hook 13 have opening inward against C-shaped hook structure.Due to described vertebral lamina hook 12
With the opening of articular process hook 13 take inward against C-shaped hook structure design, therefore, when described vertebral lamina hook 12 be located at target vertebra
The lower edge 41-1 of the vertebral plate 41 of gap bottom centrum 4, described articular process hook 13 is located at the articular process of the upper centrum of target intervertenral space 5
During the upper limb 51-1 of 51 root, can easily hook target cone, and described vertebral lamina hook 12 He that opening inwardly designs
Articular process hook 13 can apply inward pressure to target cone, realizes the fixation to target cone.
Described vertebral lamina hook 12 and articular process hook 13 have smooth surface, therefore, when described vertebral lamina hook 12 is located at target vertebra
The lower edge 41-1 of the vertebral plate 41 of gap bottom centrum 4, described articular process hook 13 is located at the articular process of the upper centrum of target intervertenral space 5
During the upper limb 51-1-1 of 51 root 51-1, efficiently avoid unexpected wound tissue being caused due to surface spikes
Evil.
During use, described vertebral plate articular process transverse process hook 1 is inserted in frozen water, vertebral lamina hook 12 and articular process hook 13 is opened,
Described vertebral lamina hook 12 is inserted the vertebral plate lower edge 41 of the next centrum 4 of target intervertenral space 3, described articular process hook 13 is inserted target vertebra
The root upper limb 51-1 of the articular process 51 of the upper centrum 5 in gap 3, with reference to Fig. 4.After 40 DEG C of warm water rewarmings, using memorial alloy
Restoring force, tightens up described vertebral lamina hook 12 and articular process transverse process hook 13, described vertebral lamina hook 12 and articular process hook 13 is fixed effectively
On vertebral plate lower edge 41 and articular process 51, the anti-skidding ratchet 13-1 of the inner surface of articular process hook 13, described pass can be better protected from
The prominent hook 13 of section comes off from described articular process 51, if necessary can with screw by the lockhole 11-1 in arciform main body 11 by joint
Prominent 51 lockings, simultaneously described arciform main body 11 is shunk, and applies inward pressure to target cone, thus reaching fixing lumbar vertebrae target
The purpose of intervertenral space 3 adjacent segment.With reference to Fig. 5.
Embodiment 2：Vertebral plate articular process pressurization stay hook for the fixing present invention of transverse process
With reference to Fig. 6 and Fig. 7, the present embodiment is from the different of embodiment 1, the vertebral plate articular process of the present invention in the present embodiment
In the fixing object of pressurization hook, the fixed position of upper cone 5 is the upper limb 52-1 of the root of transverse process 52.
During use, described vertebral plate articular process transverse process hook 1 is inserted in frozen water 2, vertebral lamina hook 12 and articular process hook 13 is opened,
Described vertebral lamina hook 12 is inserted the vertebral plate lower edge 41 of the next centrum 4 of target intervertenral space 3, described articular process hook 13 is inserted target vertebra
The upper limb 52-1-1 of the root 52-1 of transverse process 52 of the upper centrum 5 in gap 3, with reference to Fig. 6.After 40 DEG C of warm water rewarmings, using memory
The restoring force of alloy, tightens up described vertebral lamina hook 12 and articular process hook 13, will be effectively solid to described vertebral lamina hook 12 and articular process hook 13
It is scheduled on vertebral plate lower edge 41 and transverse process 52, the anti-skidding ratchet 13-1 of the inner surface of articular process hook 13, described pass can be better protected from
The prominent hook 13 of section comes off from described articular process 51, if necessary can with screw by the lockhole 11-1 in arciform main body 11 by joint
Prominent 51 lockings, simultaneously described arciform main body 11 is shunk, and applies inward pressure to target cone, thus reaching fixing lumbar vertebrae target
The purpose of intervertenral space 3 adjacent segment, with reference to Fig. 7.
It should be noted that structure disclosed and illustrated herein can be replaced with other effect identical structures, as described in Figure 3
The isoform with effect same.The embodiment that the present invention is introduced simultaneously not realizes the exclusive architecture of the present invention.
Although the preferred embodiments of the present invention have herein been introduced and illustrated, those skilled in the art are aware that and know
These embodiments are only to illustrate, and those skilled in the art can make countless changes, improvement and replacement,
Without departing from the present invention, therefore, should limit the present invention's according to the spirit and scope of claims appended hereto
Protection domain.
Claims (6)
1. be used for the fixing vertebral plate articular process pressurization stay hook of lumbar vertebrae it is characterised in that：
A, described vertebral plate articular process pressurization stay hook (1) contain arciform main body (11) vertebral lamina hook (12) and articular process hook (13)；
B, described vertebral lamina hook (12) and articular process hook (13) are located at the two ends of arciform main body (11)；
C, the nearly articular process hook (13) of described arciform main body (11) can be provided with lockhole (11-1), to facilitate locking；
D, described articular process hook (13) can be provided with anti-skidding ratchet (13-1)；
E, described vertebral plate articular process pressurization stay hook (1) adopt Medical memory alloy manufacture；
F, described vertebral lamina hook (12) are located at the lower edge (41-1) of the vertebral plate (41) of the next centrum (4) of target intervertenral space (3), described
Articular process hook (13) is located at the upper limb (51-1) of the root of articular process (51) or the transverse process of the upper centrum of target intervertenral space (3) (5)
(52) upper limb (52-1) of root.
2. according to claim 1 vertebral plate articular process pressurization stay hook it is characterised in that：Described vertebral lamina hook (12) and articular process
The opening of hook (13) inward against.
3. according to claim 1 vertebral plate articular process pressurization stay hook it is characterised in that：Described vertebral lamina hook (12) is C-shaped hook
Structure, has smooth surface.
4. according to claim 1 vertebral plate articular process pressurization stay hook it is characterised in that：Described articular process hook (13) is C-shaped
Hook, has the radian matching with described articular process (51) or transverse process (52) outer surface, and its inner surface is provided with anti-skidding ratchet (13-
1), or be smooth surface (13-2).
5. vertebral plate articular process according to claim 1 pressurization stay hook it is characterised in that：Described main body (11) is provided with lock
Hole (11-1), to facilitate locking, or does not set lockhole (11-2).
6. vertebral plate articular process according to claim 1 pressurization stay hook it is characterised in that：During use, described vertebral plate is closed
Section impact pressure stay hook (1) is inserted in the frozen water less than 4 degree, vertebral lamina hook (12) and articular process hook (13) is opened, by described vertebra
Plate hook (12) inserts the vertebral plate lower edge (41-1) of target intervertenral space (3) bottom centrum (4), and described articular process hook (13) is inserted mesh
The upper limb of the root of the upper limb (51-1) of the root of articular process (51) of the upper centrum (5) of mark intervertenral space (3) or transverse process (52)
(52-1), utilize the restoring force of memorial alloy after intensification, tighten up described vertebral lamina hook (12) and articular process transverse process hook (13), complete waist
Fixation between vertebra target intervertenral space (3) adjacent segment centrum (4) (5).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410221549.3A CN103948425B (en) | 2014-05-23 | 2014-05-23 | Memory alloy neural plate zygopophysis pressurizing and fixing hook and using method thereof |
| PCT/CN2015/078154 WO2015176600A1 (en) | 2014-05-23 | 2015-05-02 | Memory alloy vertebral plate zygopophysis compression fixation hook and method of using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410221549.3A CN103948425B (en) | 2014-05-23 | 2014-05-23 | Memory alloy neural plate zygopophysis pressurizing and fixing hook and using method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103948425A CN103948425A (en) | 2014-07-30 |
| CN103948425B true CN103948425B (en) | 2017-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410221549.3A Expired - Fee Related CN103948425B (en) | 2014-05-23 | 2014-05-23 | Memory alloy neural plate zygopophysis pressurizing and fixing hook and using method thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103948425B (en) |
| WO (1) | WO2015176600A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108992155B (en) * | 2018-07-27 | 2023-08-29 | 张家港市中医医院 | Nail plate type spinal articular process joint fixing system |
| CN111728688A (en) * | 2020-08-04 | 2020-10-02 | 上海长征医院 | Bone grafting block fixing device for atlantoaxial posterior fusion after removal of atlas posterior arch |
| US11331130B1 (en) | 2020-12-10 | 2022-05-17 | DePuy Synthes Products, Inc. | Sternal closure systems and methods of use thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU1832017C (en) * | 1991-01-22 | 1993-08-07 | Ленинградский научно-исследовательский институт травматологии и ортопедии им.Р.Р.Вредена | Device for fixing fractured vertebrae |
| AT408310B (en) * | 1999-12-13 | 2001-10-25 | Ronald J Dr Sabitzer | Implant |
| CN2631437Y (en) * | 2003-08-14 | 2004-08-11 | 陈昌伟 | Ni-ti shape memory hook for vertebral arch |
| CN2751756Y (en) * | 2004-10-13 | 2006-01-18 | 第一军医大学珠江医院 | Integral double-wing shape memory alloy section internal fixer |
| CN200939166Y (en) * | 2006-04-25 | 2007-08-29 | 中国人民解放军第二军医大学 | Shape memory vertebral canal forming fixer |
| CN1879571A (en) * | 2006-04-25 | 2006-12-20 | 王新伟 | A shape memory fixer for vertebral canal plastic operation |
| CN100496426C (en) * | 2007-07-13 | 2009-06-10 | 沈刚 | Memory alloy spinal column orthopaedics inner fixing system |
| RU2401079C1 (en) * | 2009-04-14 | 2010-10-10 | ООО "Медико-инженерный центр сплавов с памятью формы" | Fixation apparatus and method of combined anterior and posterior atlas-axial spine fusion in fracture dislocations of c1-c2 vertebras |
| KR20130094921A (en) * | 2012-02-17 | 2013-08-27 | (주)유어엠지 | Spine fixator by shape memory alloy |
| CN202554092U (en) * | 2012-05-11 | 2012-11-28 | 重庆医科大学附属永川医院 | Static fixation device for spinous process of lumbar vertebra of patient |
| CN203183015U (en) * | 2013-02-07 | 2013-09-11 | 吴亚乐 | Anterior superior spine restoration internal fixation device |
| CN204364104U (en) * | 2014-05-23 | 2015-06-03 | 潘滔 | Memorial alloy vertebral plate articular process pressurization fixation hook |
-
2014
- 2014-05-23 CN CN201410221549.3A patent/CN103948425B/en not_active Expired - Fee Related
-
2015
- 2015-05-02 WO PCT/CN2015/078154 patent/WO2015176600A1/en active Application Filing
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| WO2015176600A1 (en) | 2015-11-26 |
| CN103948425A (en) | 2014-07-30 |
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