CN102475584A - Vertebral column filling block structure - Google Patents
Vertebral column filling block structure Download PDFInfo
- Publication number
- CN102475584A CN102475584A CN2010105741172A CN201010574117A CN102475584A CN 102475584 A CN102475584 A CN 102475584A CN 2010105741172 A CN2010105741172 A CN 2010105741172A CN 201010574117 A CN201010574117 A CN 201010574117A CN 102475584 A CN102475584 A CN 102475584A
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- China
- Prior art keywords
- filling block
- vertebra
- vertebral column
- vertebra filling
- block structure
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- 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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- 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
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Neurology (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
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 vertebra filling block structure, especially refer to the vertebra filling block structure that a kind of adjacent two terminal plate of vertebral body catch cropping that are used to be installed in human vertebra are artificial intervertebral disc.
Background technology
Like many knowledges; Human vertebra is to be formed by most vertebra joint bone serial connections; And in vertebra, have most neural extensions; Be formed with intervertebral disc between two vertebras up and down adjacent, and intervertebral disc is one and has plastic structure, can absorb the vertical pressure of vertebra and the cushioning effect between vertebrae up and down is provided; Yet,, cause human body to produce inconvenience in the action when the intervertebral disc of any joint wherein produces pathological changes or when aging, will oppress contiguous joint spinal nerve and cause pain.The problems that caused for above-mentioned intervertebral disc fault; Usually to implement the intervertebral fusion art or to solve in the mode of intervertebral implantable artificial intervertebral disc; Yet implementing the intervertebral fusion art will make original joint ineffective; Cause hypozygal must bear the function in original joint, thereby make that saving spinal joint up and down does sth. in advance aging or damage because of excessively using; In addition; The artificial intervertebral disk of implanting at intervertebral do not have usually original human intervertebral disc the elastic buffer characteristic; So that the joint after installing will lose all pooling features; Can't cooperate other normal intervertebral disc to operate and do sth. in advance and wear out, and the design of known artificial intervertebral disk can't prevent that human vertebra from excessively leaning forward, the possibility that still has displacement or device to dislocate after the installation; In addition, the existing manual intervertebral disc is difficult for adjustment after implanting intervertebral, yet known artificial intervertebral disk all has fixed height specification; The vertebra gap length demand that can't meet individual patient fully; If the intervertebral height of implant rebuilding in operation during deviation, gently then can cause the patient uncomfortable to some extent, serious words can influence other contiguous spinal structure of infringement; And the operation that retrieves or change implant is difficult, very easily causes the sufferer injury in the process.
Summary of the invention
The object of the present invention is to provide a kind of vertebra filling block structure, to improve the deficiency that exists in the known technology.
For realizing above-mentioned purpose; Vertebra filling block structure provided by the invention; The adjacent two terminal plate of vertebral body catch cropping that are used to be installed in human vertebra are artificial intervertebral disc, and it comprises a pair of upper padding plate and the lower bolster that laterally arrange at interval of keeping, and one oblique be connected in aforementioned upper and lower backing plate to extrorse elastic plate; Make aforementioned three plates connect to form the body that a lateral cross slightly is the Z font, and make the body of this vertebra filling block have upper and lower to the elastic deformability.
Described vertebra filling block structure wherein, is provided with on-slip at the first type surface laterally of upper padding plate and lower bolster and constructs.
Described vertebra filling block structure, wherein, this on-slip is configured to most zigzag stripeds or concavo-convex embossed pattern.
Described vertebra filling block structure, wherein, this vertebra filling block is processed by composite, and it is made that its composite is selected from one of carbon fibre, polyether-ether-ketone (PEEK).
Described vertebra filling block structure, wherein, this vertebra filling block is processed by alloy material, and it is made that its alloy material is selected from one of titanium alloy, tantalum alloy, rustless steel.
Described vertebra filling block structure, wherein, the edge that is included in upper padding plate and lower bolster is provided with C type or the Contraband type antelabium that inside turnover is provided with.
Described vertebra filling block structure wherein, is contained in this vertebra filling block body and is provided with one or the through hole or the pothole of plural number.
Description of drawings
Fig. 1 is the axonometric chart of first embodiment of the invention;
Fig. 2 is the vertical view of first embodiment of the invention;
Fig. 3 is the side view of first embodiment of the invention;
Fig. 4 is the axonometric chart of second embodiment of the invention;
Fig. 5 is the axonometric chart of third embodiment of the invention;
Fig. 6 is the vertical view of third embodiment of the invention;
Fig. 7 is the axonometric chart of fourth embodiment of the invention;
Fig. 8 is the vertical view of fourth embodiment of the invention;
Fig. 9 is the axonometric chart of fifth embodiment of the invention;
Figure 10 is the vertical view of fifth embodiment of the invention; And
Figure 11 is installed in the schematic diagram of vertebra for the present invention.
The specific embodiment
The present invention mainly provides a kind of improved vertebra filling block structure, and it possesses the elastic deformability, can be installed between adjacent two terminal plate of vertebral body of human vertebra, and be tailored into suitable filling block height voluntarily, original height of the intervertebral disc that subsides with reconstruction; Simultaneously by elastic buffer characteristic that it possessed mobility and range of movement with intervertebral disc nature that therapentic part is provided, therefore must with other normal disc close fit running, and the comfortableness when guaranteeing that patient's vertebra is movable.
Vertebra filling block structure provided by the present invention for this reason; Upper padding plate and lower bolster that it comprises one group of style symmetry and keeps laterally arranging at interval; And one oblique be connected in aforementioned upper and lower backing plate to extrorse elastic plate; Make aforementioned three plates connect to form the body that a lateral cross slightly is the Z font, thereby make the body of this vertebra filling block have the elastic deformability of above-below direction.
Particularly, being provided with the on-slip structure at the first type surface laterally of upper padding plate and lower bolster, for example is that majority has zigzag striped or concavo-convex embossed pattern, slides with the displacement that reduces implant, promotes the interpyramidal stability that is installed in vertebra.
Particularly; Be provided with C type (or the Contraband type) antelabium that inside turnover is provided with at the edge of upper padding plate and lower bolster; Utilize those C type antelabium to limit this elastomeric flexible limit, prevent that the vertebra filling block body from being caused elastic fatigue by excess compression and be out of shape, and by the design of configuration outside the arc of this C type antelabium; Avoid the vertebra filling block body when flexible running, cause near the physiological tissue of edge scratch of upper and lower backing plate.
Particularly; The body of this vertebra filling block is to use composite or the alloy material person of being processed into, and wherein, this composite is to be selected from carbon fibre, polyether-ether-ketone (PEEK; Poly ether ether ketone) ... Deng; And this alloy material is to be selected from titanium alloy, tantalum alloy, rustless steel ... Deng, but practical range do not exceed with previous materials, all kinds ofly is fit to plant the composite with good mechanical strength and anti-chemical or the alloy material that in human body, use and all is suitable for.
Particularly; Also be contained in this vertebra filling block body be provided with one or the plural number through hole or pothole; To increase the contact area from body bone or artificial bone's tissue and patient's vertebra vertebral body of being filled in this vertebra filling block body; And increase aforementionedly from body bone or the in-house blood perfusion amount of artificial bone, and reach preferable bone fusion rate.
This will be in following other function of the present invention and the technical characterictic of further illustrating, and those skilled in the art can realize the present invention after poring over explanation according to this.
Shown in accompanying drawing; It is the preferred embodiment of rubber-like vertebra filling block structure provided by the invention; Upper padding plate 1 and lower bolster 2 that its structure mainly comprises one group of style symmetry and keeps laterally arranging at interval; And one oblique be connected in aforementioned upper and lower backing plate to extrorse elastic plate 3, by making aforementioned three plates connect to form the body that a lateral cross slightly is the Z font, thus this body have upper and lower to the elastic deformability; Wherein, Last lower bolster 1,2 and elastic plate 3 all adopt alloy material (for example titanium alloy, rustless steel etc.) or composite (for example carbon fibre, polyether-ether-ketone etc.) to be processed into; Because of those materials have good mechanical strength and anti-chemical, use so be fit to plant between human vertebra; And, on the outside first type surface of this upper and lower pad 1,2, be provided with most zigzag lines 4, and be provided with the C type antelabium 5 that is provided with to the inboard turnover of body in the edge like Fig. 1, shown in Figure 2; In addition, this vertebra filling block (as shown in Figure 4) except the body of processing plane also can be the consideration of promoting the bone fusion rate of implanting one through hole 6 (extremely shown in Figure 3 like Fig. 1) is set on the body of this vertebra filling block down usually; In addition; The plate body plane that in aforementioned listed examples, shows this vertebra filling block structure is slightly rounded outward appearance configuration; But understandable, this plate body plane is not limited to aforesaid outward appearance configuration in the application of reality, and it also can be adjusted in response to the difference of desiring the installation position and be designed to the various outward appearance configuration that meets demand; The strip outward appearance configuration that the for example oval outward appearance configuration of the D font outward appearance configuration of Fig. 5, Fig. 6 demonstration, Fig. 7, Fig. 8 demonstration, and Fig. 9, Figure 10 show.
See also shown in Figure 11 again; The implantable intervertebral of above-mentioned vertebra filling block structure; The end face of pad 1 and the bottom surface of following pad 2 and the adjacent vertebral bone of the disc area that desire is performed the operation are fitted; Utilize the elastic deformability that this vertebra filling block has so that can be tailored into suitable packed height voluntarily after implanting, and by the zigzag lines 4 on these upper and lower pad 1,2 surfaces make vertebra filling block can firmly be embedded at two vertebraes 81, between 82; In addition, also can make those surfaces see through oxyhydrogen-base apatites and fit in contiguous vertebrae respectively, reach the purpose of biological fixation at the top surface of last pad and the lower surface coating oxyhydrogen-base apatite of following pad; In addition; Also can insert in the through hole 6 of this vertebra filling block body from body hyperosteogeny or artificial bone's tissue what remove in the operation; To reach preferable bone fusion rate purpose; The displacement or become flexible between two vertebraes of the vertebra filling block of avoiding this implantation causes intervertebral to subside and complication such as spinal instability.Can rebuild original height of the intervertebral disc that subsides behind this vertebra filling block structure implantation intervertebral; The mobility and the range of movement of the intervertebral disc nature of therapentic part are provided simultaneously; Elimination in the vertebra running, can be shared the stressed of vertebra all directions to the compressing of spinal cord or nerve root by the strain usefulness of this vertebra filling block effectively; Avoid the vertebra folding to hinder; For jump when human body, eminence is jumped off or take on the back of the body, waist when loading weight suddenly, the elastic deformability of this vertebra filling block also produces the effect that absorbs concussion and pressure at once, reaches and cushions shockproof effect.In addition; Utilize the C type antelabium of this vertebra filling block can limit the flexible limit of elastic construction; Prevent that the vertebra filling block body from being caused elastic fatigue by excess compression and be out of shape; And, avoid the vertebra filling block body when flexible running by the design of the arc of this C type antelabium outside configuration, cause near the physiological tissue the edge scratch of upper and lower backing plate.
Claims (7)
1. a vertebra filling block is constructed; The adjacent two terminal plate of vertebral body catch cropping that are used to be installed in human vertebra are artificial intervertebral disc; It comprises a pair of upper padding plate and the lower bolster that keeps the interval and laterally arrange; And one oblique be connected in aforementioned upper and lower backing plate to extrorse elastic plate, make aforementioned three plates connect to form the body that a lateral cross slightly is the Z font, and make the body of this vertebra filling block have upper and lower to the elastic deformability.
2. vertebra filling block as claimed in claim 1 structure wherein, is provided with on-slip at the first type surface laterally of upper padding plate and lower bolster and constructs.
3. vertebra filling block structure as claimed in claim 2, wherein, this on-slip is configured to most zigzag stripeds or concavo-convex embossed pattern.
4. vertebra filling block structure as claimed in claim 1, wherein, this vertebra filling block is processed by composite, and it is made that its composite is selected from one of carbon fibre, polyether-ether-ketone.
5. vertebra filling block structure as claimed in claim 1, wherein, this vertebra filling block is processed by alloy material, and it is made that its alloy material is selected from one of titanium alloy, tantalum alloy, rustless steel.
6. vertebra filling block structure as claimed in claim 1, wherein, the edge that is included in upper padding plate and lower bolster is provided with C type or the Contraband type antelabium that inside turnover is provided with.
7. vertebra filling block as claimed in claim 1 structure wherein, is contained in this vertebra filling block body and is provided with one or the through hole or the pothole of plural number.
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 true CN102475584A (en) | 2012-05-30 |
| CN102475584B CN102475584B (en) | 2017-04-12 |
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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 |
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| CN (1) | CN102475584B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106388982A (en) * | 2016-11-29 | 2017-02-15 | 河南科技大学 | Interbody fusion cage |
| WO2017190236A1 (en) * | 2016-05-06 | 2017-11-09 | Spinal Resources Inc. | Vertebral implant |
| EP3069694B1 (en) * | 2015-03-18 | 2019-11-13 | BAUI Biotech Co., Ltd. | Spinal spacer |
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| WO2001093785A2 (en) * | 2000-06-05 | 2001-12-13 | Laser Fare | Orthopedic implant and method of making metal articles |
| US20030009223A1 (en) * | 2001-07-05 | 2003-01-09 | Gerald Fehling | Intervertebral disc prosthesis |
| 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 |
| US20080161924A1 (en) * | 2007-01-02 | 2008-07-03 | Zimmer Spine, Inc. | Universal joint total disc replacement |
| US20090192617A1 (en) * | 2008-01-25 | 2009-07-30 | Spinalmotion, Inc. | Intervertebral Prosthetic Disc With Shock Absorbing Core Formed With Disc Springs |
| CN101828978A (en) * | 2009-03-10 | 2010-09-15 | 郑诚功 | Displacement spring and artificial intervertebral disk with displacement spring |
-
2010
- 2010-11-30 CN CN201010574117.2A patent/CN102475584B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001093785A2 (en) * | 2000-06-05 | 2001-12-13 | Laser Fare | Orthopedic implant and method of making metal articles |
| US20030009223A1 (en) * | 2001-07-05 | 2003-01-09 | Gerald Fehling | Intervertebral disc prosthesis |
| 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 |
| US20080161924A1 (en) * | 2007-01-02 | 2008-07-03 | Zimmer Spine, Inc. | Universal joint total disc replacement |
| US20090192617A1 (en) * | 2008-01-25 | 2009-07-30 | Spinalmotion, Inc. | Intervertebral Prosthetic Disc With Shock Absorbing Core Formed With Disc Springs |
| CN101828978A (en) * | 2009-03-10 | 2010-09-15 | 郑诚功 | Displacement spring and artificial intervertebral disk with displacement spring |
Cited By (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 |
| CN106388982A (en) * | 2016-11-29 | 2017-02-15 | 河南科技大学 | Interbody fusion cage |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102475584B (en) | 2017-04-12 |
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| PB01 | Publication | ||
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| 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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| CB03 | Change of inventor or designer information |
Inventor after: Yan Zongbao Inventor after: Yan Xiaoquan Inventor before: Yan Zongbao |