WO2006066466A1 - Element de remplissage pour fixer et faire fusionner ensemble des vertebres cervicales adjacentes - Google Patents

Element de remplissage pour fixer et faire fusionner ensemble des vertebres cervicales adjacentes Download PDF

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Publication number
WO2006066466A1
WO2006066466A1 PCT/CN2005/000003 CN2005000003W WO2006066466A1 WO 2006066466 A1 WO2006066466 A1 WO 2006066466A1 CN 2005000003 W CN2005000003 W CN 2005000003W WO 2006066466 A1 WO2006066466 A1 WO 2006066466A1
Authority
WO
WIPO (PCT)
Prior art keywords
filling member
fixing
fusion
cervical
cervical vertebrae
Prior art date
Application number
PCT/CN2005/000003
Other languages
English (en)
Chinese (zh)
Inventor
Shouheng Yang
Tianjing Zhu
Original Assignee
Shouheng Yang
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shouheng Yang filed Critical Shouheng Yang
Publication of WO2006066466A1 publication Critical patent/WO2006066466A1/fr

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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
    • A61F2/4455—Joints for the spine, e.g. vertebrae, spinal discs for the fusion of spinal bodies, e.g. intervertebral fusion of adjacent spinal bodies, e.g. fusion cages
    • 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
    • A61F2/28—Bones
    • 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
    • A61F2/30767—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth
    • A61F2/30771—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth applied in original prostheses, e.g. holes or grooves
    • A61F2002/30772—Apertures or holes, e.g. of circular cross section
    • A61F2002/30784—Plurality of holes
    • A61F2002/30789—Plurality of holes perpendicular with respect to each other
    • 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
    • A61F2/30767—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth
    • A61F2/30771—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth applied in original prostheses, e.g. holes or grooves
    • A61F2002/30904—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth applied in original prostheses, e.g. holes or grooves serrated profile, i.e. saw-toothed
    • 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
    • A61F2310/00—Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material
    • A61F2310/00005—The prosthesis being constructed from a particular material
    • A61F2310/00359—Bone or bony tissue

Definitions

  • the invention belongs to the technical field of medical bone tools.
  • Orthopedic medical practice after experiencing cervical disc removal of spinal instability, degenerative cervical disc disease or spinal instability, or ⁇ 0 ⁇ ⁇ spondylolisthesis and other symptoms, often taken placed between vertebral bodies made of metal material
  • the internal fixation bracket - Cage for treatment For example, internal fixation products such as TFC and BAK have been replaced by the recently popular SynCage C and Solis Cervical Cage because of the small bearing surface and the complications such as sinking and slippage after filling the bone.
  • these internal fixations are foreign bodies of a metal frame structure, and it is not necessary to fill the bone graft in the frame.
  • the polymer Solis although degradable, is still considered to be less than ideal.
  • the technical solution of the present invention is a cervical interbody fusion fusion pad, see FIG. 1-2, having a columnar body 4 with a central hole 2, which is made of fresh and healthy mammalian bones, and is freshly drawn.
  • the body 4 of the healthy mammal bone has a circular cross section, and the upper and lower bottom surfaces of the cylindrical body 4 are convexly convex and distributed with convex teeth 1 respectively, and the cylindrical surface of the body 4 has a through hole 3 radially.
  • the cervical interbody fusion fusion pad of the present invention is obtained by processing fresh and healthy mammalian bone into a cylindrical body having a cylindrical shape and a bottom and bottom body as described above.
  • the faces are convexly curved and distributed with convex teeth 1 (see Fig. 1).
  • more than one of the necessary mechanical processing in the car, clamp, planing and milling can obtain the above-mentioned cervical interbody fusion fusion pad products.
  • the finished product is sterilized and used.
  • the cervical interbody fusion fusion pad has greater mechanical strength and can be used for support fixation and fusion between the anterior cervical vertebrae.
  • the fusion pad made of bone material has the characteristics of non-toxic, non-carcinogenic and non-allergic reaction, and has good compatibility with human tissues, and can slowly absorb and fuse. It is very convenient to install with special tools. It is an ideal C3 ⁇ C7 interbody fusion cage.
  • the finished product of the present invention When the finished product of the present invention is put into medical use, the following manner can be followed. After the disc is removed, the vertebral body cartilage surface is cleaned, and a special pusher is inserted into the cervical vertebrae interbody fusion pad with a through hole 3 and a central hole 2, and the pad is fixed by screws to feed the pad into the vertebral body space, pay attention to the position. Properly placed, the upper and lower arcuate faces and convex teeth of the pad can make the pad and the vertebral body end plate in close contact, and then unscrew the screw to exit the pusher, so that the autogenous bone grows into the through hole 3 on the pad later. Center hole 2 to facilitate bone fusion.
  • a cervical interbody fusion fusion pad comprising the same and heterogeneous bones should fall within the scope of the present invention.
  • the invention adopts bone tissue as a material, has no immunogenicity, has high compressive strength, and can fully bear the weight of the head, and is particularly suitable for the support fixation and fusion between the anterior cervical vertebrae.
  • the invention is convenient to take materials, safe and reliable in quality, and easy to install and apply.
  • the replacement of metallic materials with biological materials is in line with the physiological needs of human body.
  • the above-mentioned body 4 of the present invention may also have a hexagonal cross section as shown in FIG.
  • the shape of the triangle, as shown in Fig. 4, or the shape of an ellipse as shown in Fig. 5, has the same effect.
  • the present invention is based on fresh and healthy mammalian bones, including bovine bone, pig bone, and other mammalian bones, i.e., xenogeneic and homogenous bones.
  • FIG. 1 is a schematic view showing the structure of a cervical intervertebral fusion device.
  • Figure 2 is a cross-sectional view taken along line A-A of Figure 1.
  • Example 1 This example uses bovine bone tissue as a material, and is made of ⁇ 2 ( ⁇ 6 ⁇ cylindrical body 4, central hole diameter ⁇ 6 ⁇ . The upper and lower bottom surfaces are respectively milled into a convex curved surface, A convex tooth 1 is uniformly arranged on the convex arc surface, and a through hole 3 is opened radially on the cylindrical surface of the body 4, and the aperture is ⁇ 1 ⁇ .
  • Example 2 In this example, a porcine bone skeleton was used as a material, and a cylindrical body 4 of 18 mm ⁇ 5 mm size was fabricated by a car, and the central hole diameter was ⁇ 4 ⁇ .
  • the upper and lower bottom surfaces are respectively milled into a convex curved surface, and the convex teeth 1 are uniformly arranged on the convex curved surface, and then a through hole 3 is radially opened on the cylindrical surface of the body 4, and the aperture is ⁇ 1.4 , and the body 4 is made into a hexagonal cylinder.
  • the cervical vertebra interbody fusion fusion pad of the present invention thus constituted has been proved to have a good overall effect, reliable quality, safety and practicability, and remarkable curative effect.

Abstract

La présente invention concerne un élément de remplissage pour fixer et faire fusionner ensemble des vertèbres cervicales adjacentes. L’élément de remplissage a un corps de forme cylindrique (4) avec une ouverture centrale (2). Les surfaces supérieure et inférieure du corps de forme cylindrique (4) sont arquées et pourvues d’une pluralité de dents (1). Le côté latéral du corps de forme cylindrique (4) a un trou traversant radial (3). Le corps de forme cylindrique (4) est réalisé à partir d'os de mammifère.
PCT/CN2005/000003 2004-12-23 2005-01-04 Element de remplissage pour fixer et faire fusionner ensemble des vertebres cervicales adjacentes WO2006066466A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200410047087.4 2004-12-23
CN 200410047087 CN1795833A (zh) 2004-12-23 2004-12-23 颈椎椎体间固定融合垫具

Publications (1)

Publication Number Publication Date
WO2006066466A1 true WO2006066466A1 (fr) 2006-06-29

Family

ID=36601359

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2005/000003 WO2006066466A1 (fr) 2004-12-23 2005-01-04 Element de remplissage pour fixer et faire fusionner ensemble des vertebres cervicales adjacentes

Country Status (2)

Country Link
CN (1) CN1795833A (fr)
WO (1) WO2006066466A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103092634A (zh) * 2011-10-31 2013-05-08 四川长虹电器股份有限公司 一种多flash设备的机顶盒软件升级方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5192327A (en) * 1991-03-22 1993-03-09 Brantigan John W Surgical prosthetic implant for vertebrae
US5306309A (en) * 1992-05-04 1994-04-26 Calcitek, Inc. Spinal disk implant and implantation kit
EP0637439A1 (fr) * 1988-06-28 1995-02-08 Karlin Technology, Inc. Implants spinaux artificiels de fusion
CN2288707Y (zh) * 1997-03-05 1998-08-26 鲁继武 人造椎间盘
US5865845A (en) * 1996-03-05 1999-02-02 Thalgott; John S. Prosthetic intervertebral disc
US6579321B1 (en) * 1999-05-17 2003-06-17 Vanderbilt University Intervertebral disc replacement prosthesis
US6719798B2 (en) * 1999-08-20 2004-04-13 Peter Metz-Stavenhagen Vertebral column segment

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0637439A1 (fr) * 1988-06-28 1995-02-08 Karlin Technology, Inc. Implants spinaux artificiels de fusion
US5192327A (en) * 1991-03-22 1993-03-09 Brantigan John W Surgical prosthetic implant for vertebrae
US5306309A (en) * 1992-05-04 1994-04-26 Calcitek, Inc. Spinal disk implant and implantation kit
US5865845A (en) * 1996-03-05 1999-02-02 Thalgott; John S. Prosthetic intervertebral disc
CN2288707Y (zh) * 1997-03-05 1998-08-26 鲁继武 人造椎间盘
US6579321B1 (en) * 1999-05-17 2003-06-17 Vanderbilt University Intervertebral disc replacement prosthesis
US6719798B2 (en) * 1999-08-20 2004-04-13 Peter Metz-Stavenhagen Vertebral column segment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103092634A (zh) * 2011-10-31 2013-05-08 四川长虹电器股份有限公司 一种多flash设备的机顶盒软件升级方法

Also Published As

Publication number Publication date
CN1795833A (zh) 2006-07-05

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