CN102475584B - Vertebral column filling block structure - Google Patents
Vertebral column filling block structure Download PDFInfo
- Publication number
- CN102475584B CN102475584B CN201010574117.2A CN201010574117A CN102475584B CN 102475584 B CN102475584 B CN 102475584B CN 201010574117 A CN201010574117 A CN 201010574117A CN 102475584 B CN102475584 B CN 102475584B
- Authority
- CN
- China
- Prior art keywords
- filling block
- vertebral column
- vertebra
- plate
- block structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/44—Joints for the spine, e.g. vertebrae, spinal discs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
Abstract
The invention relates to a vertebral column filling block structure, which is used for being mounted between two adjacent vertebral body end plates of a vertebral column of a human body to be taken as an artificial intervertebral disc. The vertebral column filling block structure comprises an upper pad plate and a lower pad plate which are arranged in parallel while a distance is kept as well as an elastic plate which is connected with the opposite edges of the upper pad plate and the lower pad plate in an inclined way, wherein the three plates are connected to form a body with a lateral section of being a Z shape slightly, and the body of the vertebral column filling block has elastic deformability in up-down direction; appropriate filling height can be autonomously finely tuned after the vertebral column filling block structure is implanted into a vertebral column, so as to simplify surgery operation and improve success rate of operation; and the elastic buffering characteristic of the vertebral column filling block is utilized to provide natural exercise capability and motion range of the intervertebral disc for a treatment part, so as to maintain efficiency provided by the original joint between an upper vertebra and a lower vertebra and guarantee comfortableness of a patient when doing exercise.
Description
Technical field
The present invention relates to a kind of vertebral column filling block structure, a kind of especially adjacent two vertebral body for installed in human vertebra
Vertebral column filling block structure of the soleplate catch cropping for artificial intervertebral disc.
Background technology
As is well known, human vertebra is formed by more several vertebra section bone concatenations, and there are in vertebra most nerves to prolong
Stretch, intervertebral disc is formed with up and down between two vertebras in adjacent, and intervertebral disc is one and has plastic structure, can absorb ridge
The vertical pressure of vertebra simultaneously provides the cushioning effect between upper and lower vertebrae；However, when the intervertebral disc of the section of any of which one produces pathological changes
Or when aging, it will the neighbouring section spinal nerve of compressing causes pain, causes human body to produce inconvenience in the action.For above-mentioned intervertebral disc
The problems is led to by failure, generally by implement interbody fusion or in intervertebral implantable artificial intervertebral disc in the way of solving,
But implementing interbody fusion will make original joint ineffective, cause lower articular undertake former articulate function, because
And cause to save up and down spinal joint because excessively using and aging ahead of time or damage；In addition, the artificial intervertebral disk in intervertebral implantation leads to
The elastic buffer characteristic of original human intervertebral disc is had no often, so that the joint after installing will lose all pooling features, it is impossible to
Coordinate other normal intervertebral disc runnings and aging ahead of time, and the design of known artificial intervertebral disk cannot prevent human vertebra excessive
Lean forward, after installation, still have the possibility of displacement or device dislocation；Additionally, adjustment is difficult after existing artificial intervertebral disk implantation intervertebral,
But known artificial intervertebral disk is respectively provided with fixed height specification, it is impossible to which the vertebra gap length for complying fully with few patients is needed
Ask, if in the intervertebral height deviation that operation implantation is rebuild, gently can then cause patient uncomfortable, can seriously affect to damage
Evil other neighbouring spinal structures, and retrieve or changes implant operation difficulty, during easily cause sufferer to hinder
Evil.
The content of the invention
It is an object of the invention to provide a kind of vertebral column filling block structure, not enough present in known technology to improve.
For achieving the above object, the vertebral column filling block structure that the present invention is provided, for adjacent two installed in human vertebra
Terminal plate of vertebral body catch cropping is artificial intervertebral disc, and which includes upper padding plate and the lower bolster that a pair of holdings are spaced and be arranged in parallel, Yi Jiyi
It is oblique be connected to aforementioned upper and lower backing plate to extrorse elastic plate, make aforementioned three plate one lateral cross of connection composition slightly be in Z-shaped
The body of type, and make the vertebra filling block body have upper and lower to elastic deformability.
Described vertebral column filling block structure, wherein, on-slip structure is provided with the first type surface laterally of lower bolster in upper padding plate
Make.
Described vertebral column filling block structure, wherein, the limited slip construction is most zigzag stripeds or concavo-convex embossing figure
Case.
Described vertebral column filling block structure, wherein, the vertebra filling block is made up of composite, and its composite is selected from
One of carbon fibre, polyether-ether-ketone (PEEK) are made.
Described vertebral column filling block structure, wherein, the vertebra filling block is made up of alloy material, and its alloy material is selected from
One of titanium alloy, tantalum alloy, rustless steel are made.
Described vertebral column filling block structure, wherein, the edge for being included in upper padding plate with lower bolster is provided with fold inward setting
C-type or Contraband type antelabium.
Described vertebral column filling block structure, wherein, it is contained in the through hole that the vertebra filling block body is provided with one or plural number
Or pothole.
Description of the drawings
Axonometric charts of the Fig. 1 for first embodiment of the invention；
Top views of the Fig. 2 for first embodiment of the invention；
Side views of the Fig. 3 for first embodiment of the invention；
Axonometric charts of the Fig. 4 for second embodiment of the invention；
Axonometric charts of the Fig. 5 for third embodiment of the invention；
Top views of the Fig. 6 for third embodiment of the invention；
Axonometric charts of the Fig. 7 for fourth embodiment of the invention；
Top views of the Fig. 8 for fourth embodiment of the invention；
Axonometric charts of the Fig. 9 for fifth embodiment of the invention；
Top views of the Figure 10 for fifth embodiment of the invention；And
Figure 11 is the schematic diagram that the present invention is arranged on vertebra.
Specific embodiment
Present invention generally provides a kind of improved vertebral column filling block structure, which possesses elastic deformability, may be installed people
Between adjacent two terminal plate of vertebral body of body vertebra, and suitable filling tile height is voluntarily tailored into, to rebuild the original of the intervertebral disc for subsiding
There is height；The elastic buffer characteristic for simultaneously being possessed by which is with the natural mobility of the intervertebral disc for providing therapentic part and motion
Scope, thus and other normal disc close fits operate, and comfortableness when guaranteeing patient's spinal motion.
For this vertebral column filling block structure provided by the present invention, it is symmetrical and keep interval and parallel set which includes one group of style
The upper padding plate put and lower bolster, and one it is oblique be connected to aforementioned upper and lower backing plate to extrorse elastic plate, make aforementioned three plate
One lateral cross of the connection composition slightly body in Z-shaped, so as to the body for making the vertebra filling block has the elasticity of above-below direction
Deformability.
Particularly, limited slip construction is provided with the first type surface laterally of lower bolster in upper padding plate, it is e.g. most that there is saw
Dentate stripe or concavo-convex embossed pattern, are slided with the displacement for reducing implant, are promoted installed in the interpyramidal steady of vertebra
It is qualitative.
Particularly, c-type (or Contraband type) antelabium that fold inward arranged is provided with the edge of lower bolster in upper padding plate, utilizing should
A little c-type antelabium limiting the flexible limit of the elastomer, prevent vertebra filling block body be overly compressed cause elastic fatigue and
Deformation, and by the design of configuration on the outside of the arc of the c-type antelabium, it is to avoid vertebra filling block body in flexible running, cause,
Physiological tissue near the edge scratch of lower bolster.
Particularly, the body of the vertebra filling block be using composite or the be processed into person of alloy material, wherein, should
Composite is and the alloy selected from carbon fibre, polyether-ether-ketone (PEEK, poly ether ether ketone) ... etc.
Material is not limited with previous materials selected from titanium alloy, tantalum alloy, rustless steel ... etc., but practical range, all kinds of suitable implantings
The composite or alloy material with good mechanical strength and chemical resistance used in human body is suitable for.
Particularly, through hole or pothole that the vertebra filling block body is provided with one or plural number are also contained in, to increase the ridge
The contact area of the autologous bone filled or artificial osseous tissue and patient vertebra vertebral body in vertebra filling block body, and increase it is aforementioned from
Blood perfusion amount in body bone or artificial osseous tissue, and reach preferably bone fusion rate.
, by other functions and technical characteristic for illustrating the present invention further below, those skilled in the art pore over explanation for this
The present invention is realized afterwards according to this can.
As shown in drawings, be the resilient vertebra filling block structure of tool that the present invention is provided preferred embodiment, its structure
Main symmetrical comprising the one group of style and upper padding plate 1 that keeps interval and be arranged in parallel and lower bolster 2, and one it is oblique be connected to before
State upper and lower backing plate to extrorse elastic plate 3, by making aforementioned three plates connection constitute the body that a lateral cross is slightly in Z-shaped,
Therefore the body have upper and lower to elastic deformability；Wherein, upper lower bolster 1,2 adopts alloy material with elastic plate 3
(such as titanium alloy, rustless steel etc.) or composite (such as carbon fibre, polyether-ether-ketone etc.) are processed into, because of those materials
With good mechanical strength and chemical resistance, so be adapted to implanting using between human vertebra；And as shown in Figure 1 and Figure 2, at this
The outside first type surface of upper and lower pad 1,2 is provided with most zigzag lines 4, and is provided with the turnover on the inside of body in edge
The c-type antelabium 5 of setting；Separately, usual vertebra filling block (as shown in Figure 4) in addition to the body for making plane, can also be
Pass through aperture 6 is set (such as Fig. 1 to Fig. 3 institutes on the body of the vertebra filling block under the consideration of the bone fusion rate for promoting implantation
Show)；Additionally, showing that in the embodiment of aforementioned list the plate body plane of the vertebra filling block structure is slightly rounded outward appearance structure
Type, it is to be understood that, in actual application, the plate body plane is not limited to aforesaid outward appearance configuration, and which may also respond with desire
Installation position different and adjusted design are into the various outward appearance configuration for meeting demand, such as the D font outward appearance structures that Fig. 5, Fig. 6 show
The oval appearance configuration that type, Fig. 7, Fig. 8 show, and the strip outward appearance configuration that Fig. 9, Figure 10 show.
Referred to shown in Figure 11 again, the implantable intervertebral of above-mentioned vertebra filling block structure makes the top surface and lower pad of pad 1
2 bottom surface is fitted with the adjacent vertebral bone of the disc area to be performed the operation, the elastic deformation having using the vertebra filling block
Ability so that suitable packed height can be voluntarily tailored into after being implanted into, and by the upper and lower pad 1, the zigzag lines 4 on 2 surfaces
Vertebra filling block firmly can be embedded between two vertebraes 81,82；Separately, also can be in the top surface of upper pad and lower pad
Lower surface coating oxyhydrogen-base apatite, make those surfaces fit in neighbouring vertebrae respectively through oxyhydrogen-base apatite,
Reach the purpose of biological fixation；Additionally, also the autologous hyperosteogeny removed in operation or artificial osseous tissue can be inserted the vertebra filling
In the through hole 6 of block body, to reach preferably bone fusion rate purpose, it is to avoid the vertebra filling block of the implantation from two vertebraes it
Between displacement or loosen abjection, cause intervertebral to subside and the complication such as spinal instability.After the vertebra filling block structure implantation intervertebral i.e.
Original height of the intervertebral disc for subsiding can be rebuild, while providing the natural mobility of intervertebral disc and motion model of therapentic part
Enclose, eliminate the compressing to spinal cord or nerve root, in vertebra running, can be effective by the elastic deformation efficiency of the vertebra filling block
Share the stress of vertebra all directions in ground, it is to avoid vertebra injured, human body jump, eminence are jumped off or the shoulder back of the body, waist are born suddenly for working as
During loading thing, the elastic deformability of the vertebra filling block also produces the effect for absorbing concussion and pressure at once, reaches buffering anti-
The effect of shake.Additionally, the flexible limit of elastic construction can be limited using the c-type antelabium of the vertebra filling block, prevent vertebra from filling out
Filling block body and being overly compressed causes elastic fatigue and deforms, and by the design of configuration on the outside of the arc of the c-type antelabium, it is to avoid ridge
Vertebra fills block body in flexible running, causes the physiological tissue near the edge scratch of upper and lower backing plate.
Claims (5)
1. a kind of vertebral column filling block structure, is artificial intervertebral disc for the adjacent two terminal plate of vertebral body catch cropping installed in human vertebra,
Which includes：
Upper padding plate and lower bolster that a pair of holdings are spaced and be arranged in parallel, and
One it is oblique be connected to aforementioned upper and lower backing plate to extrorse elastic plate, make aforementioned three plate connection one lateral cross of composition
Body in Z-shaped, the elastic plate provide sufficient support force between the upper padding plate and the lower bolster, so that
The body of the vertebra filling block have upper and lower to elastic deformability；
Wherein, the elastic plate and the joint of the upper padding plate and the lower bolster are in rounding off, and in upper padding plate with
The edge of backing plate is provided with the c-type or ㄈ type antelabium of fold inward setting, and is provided with one or plural number in the vertebra filling block body
Through hole or pothole.
2. vertebral column filling block structure as claimed in claim 1, wherein, set with the first type surface laterally of lower bolster in upper padding plate
There is limited slip construction.
3. vertebral column filling block structure as claimed in claim 2, wherein, the limited slip construction is most zigzag stripeds or concavo-convex
Embossed pattern.
4. vertebral column filling block structure as claimed in claim 1, wherein, the vertebra filling block is made up of composite, and which is combined
Material is made selected from one of carbon fibre, polyether-ether-ketone.
5. vertebral column filling block structure as claimed in claim 1, wherein, the vertebra filling block is made up of alloy material, its alloy
Material is made selected from one of titanium alloy, tantalum alloy, rustless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010574117.2A CN102475584B (en) | 2010-11-30 | 2010-11-30 | Vertebral column filling block structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010574117.2A CN102475584B (en) | 2010-11-30 | 2010-11-30 | Vertebral column filling block structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102475584A CN102475584A (en) | 2012-05-30 |
| CN102475584B true CN102475584B (en) | 2017-04-12 |
Family
ID=46088443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010574117.2A Active CN102475584B (en) | 2010-11-30 | 2010-11-30 | Vertebral column filling block structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102475584B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3069694B1 (en) * | 2015-03-18 | 2019-11-13 | BAUI Biotech Co., Ltd. | Spinal spacer |
| WO2017190236A1 (en) * | 2016-05-06 | 2017-11-09 | Spinal Resources Inc. | Vertebral implant |
| CN106388982B (en) * | 2016-11-29 | 2018-10-26 | 河南科技大学 | A kind of Invasive lumbar fusion device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1795834A (en) * | 2004-11-17 | 2006-07-05 | 比德曼莫泰赫有限公司 | Elastic element for use in a stabilising device for bones or vertebrae |
| CN101828978A (en) * | 2009-03-10 | 2010-09-15 | 郑诚功 | Displacement spring and artificial intervertebral disk with displacement spring |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020130112A1 (en) * | 2000-06-05 | 2002-09-19 | Mark Manasas | Orthopedic implant and method of making metal articles |
| DE10132588C2 (en) * | 2001-07-05 | 2003-05-22 | Fehling Instr Gmbh | Disc prosthesis |
| US7892285B2 (en) * | 2007-01-02 | 2011-02-22 | Zimmer Spine, Inc. | Universal joint total disc replacement |
| WO2009094475A1 (en) * | 2008-01-25 | 2009-07-30 | Spinalmotion, Inc. | Intervertebral prosthetic disc with shock absorbing core formed with disc springs |
-
2010
- 2010-11-30 CN CN201010574117.2A patent/CN102475584B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1795834A (en) * | 2004-11-17 | 2006-07-05 | 比德曼莫泰赫有限公司 | Elastic element for use in a stabilising device for bones or vertebrae |
| CN101828978A (en) * | 2009-03-10 | 2010-09-15 | 郑诚功 | Displacement spring and artificial intervertebral disk with displacement spring |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102475584A (en) | 2012-05-30 |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160907 Address after: Chinese Taiwan New Taipei City Applicant after: Billion biotech Limited by Share Ltd Address before: Taiwan County, Taipei, China Applicant before: Greatop International Corporation |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Yan Zongbao Inventor after: Yan Xiaoquan Inventor before: Yan Zongbao |