HK1036747A1 - Intervertebral allograft spacer - Google Patents

Intervertebral allograft spacer Download PDF

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Publication number
HK1036747A1
HK1036747A1 HK01107751A HK01107751A HK1036747A1 HK 1036747 A1 HK1036747 A1 HK 1036747A1 HK 01107751 A HK01107751 A HK 01107751A HK 01107751 A HK01107751 A HK 01107751A HK 1036747 A1 HK1036747 A1 HK 1036747A1
Authority
HK
Hong Kong
Prior art keywords
implant
implant according
spacer
bone
anterior
Prior art date
Application number
HK01107751A
Other languages
German (de)
English (en)
Chinese (zh)
Other versions
HK1036747B (en
Inventor
Paul David
Emch Hansjuerg
Schenk Beat
Original Assignee
Synthes Gmbh
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 Synthes Gmbh filed Critical Synthes Gmbh
Priority claimed from US09/814,214 external-priority patent/US7087082B2/en
Publication of HK1036747A1 publication Critical patent/HK1036747A1/en
Publication of HK1036747B publication Critical patent/HK1036747B/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/006—Pressing and sintering powders, granules or fibres
    • 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
    • A61F2/3094—Designing or manufacturing processes
    • A61F2/30942—Designing or manufacturing processes for designing or making customized prostheses, e.g. using templates, CT or NMR scans, finite-element analysis or CAD-CAM techniques
    • 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
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    • 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
    • A61F2/30721—Accessories
    • A61F2/30724—Spacers for centering an implant in a bone cavity, e.g. in a cement-receiving cavity
    • A—HUMAN NECESSITIES
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    • 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
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    • A—HUMAN NECESSITIES
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    • 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
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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    • 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
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    • A61F2/30965—Reinforcing the prosthesis by embedding particles or fibres during moulding or dipping
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    • 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
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    • A61F2/442—Intervertebral or spinal discs, e.g. resilient
    • A—HUMAN NECESSITIES
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    • 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
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    • 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
    • A61F2/4465—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 having a circular or kidney shaped cross-section substantially perpendicular to the axis of the spine
    • A—HUMAN NECESSITIES
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    • 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
    • A61F2/46—Special tools for implanting artificial joints
    • A61F2/4603—Special tools for implanting artificial joints for insertion or extraction of endoprosthetic joints or of accessories thereof
    • A61F2/4611—Special tools for implanting artificial joints for insertion or extraction of endoprosthetic joints or of accessories thereof of spinal prostheses
    • A—HUMAN NECESSITIES
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    • 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
    • A61F2/46—Special tools for implanting artificial joints
    • A61F2/4644—Preparation of bone graft, bone plugs or bone dowels, e.g. grinding or milling bone material
    • A—HUMAN NECESSITIES
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    • 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
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    • 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
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    • 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
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    • 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
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    • A61F2002/30004—Material related properties of the prosthesis or of a coating on the prosthesis the prosthesis being made from materials having different values of a given property at different locations within the same prosthesis
    • A61F2002/30011—Material related properties of the prosthesis or of a coating on the prosthesis the prosthesis being made from materials having different values of a given property at different locations within the same prosthesis differing in porosity
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    • A—HUMAN NECESSITIES
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    • 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
    • A61F2250/00—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2250/0014—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis
    • A61F2250/0039—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis differing in diameter
    • 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
    • A61F2250/00—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2250/0058—Additional features; Implant or prostheses properties not otherwise provided for
    • A61F2250/006—Additional features; Implant or prostheses properties not otherwise provided for modular
    • A61F2250/0063—Nested prosthetic parts
    • 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
    • A61F2250/00—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2250/0058—Additional features; Implant or prostheses properties not otherwise provided for
    • A61F2250/0085—Identification means; Administration of patients
    • A61F2250/0089—Identification means; Administration of patients coded with symbols, e.g. dots, numbers, letters, words
    • 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
    • A61F2250/00—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2250/0058—Additional features; Implant or prostheses properties not otherwise provided for
    • A61F2250/0096—Markers and sensors for detecting a position or changes of a position of an implant, e.g. RF sensors, ultrasound markers
    • A61F2250/0097—Visible markings, e.g. indicia
    • 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
    • A61F2310/00011—Metals or alloys
    • 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
    • A61F2310/00179—Ceramics or ceramic-like structures
    • 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
    • A61F2310/00179—Ceramics or ceramic-like structures
    • A61F2310/00293—Ceramics or ceramic-like structures containing a phosphorus-containing compound, e.g. apatite
    • 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
    • A61F2310/00353—Bone cement, e.g. polymethylmethacrylate or PMMA
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/20—Opening, closing or clamping
    • B29C33/26—Opening, closing or clamping by pivotal movement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
    • B29L2031/3005—Body finishings
    • B29L2031/3041—Trim panels
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S623/00—Prosthesis, i.e. artificial body members, parts thereof, or aids and accessories therefor
    • Y10S623/924—Material characteristic
    • Y10S623/925—Natural

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Heart & Thoracic Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Cardiology (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Transplantation (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Neurology (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Prostheses (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Claims (26)

  1. Implant (10, 40, 50, 70, 80) comprenant un morceau d'os allogène et ayant une pluralité de parois latérales planes ou courbes (18, 22, 26, 28), une surface supérieure (14) et une surface inférieure (16) en vue de s'ajuster comme une greffe entre des surfaces d'os ou des fragments d'os adjacents, caractérisé en ce que
    A) lesdites surfaces supérieure et inférieure (14, 16) sont pourvues d'une structure en trois dimensions pour s'interconnecter avec lesdites surfaces d'os ou de fragments d'os adjacents, et en ce que
    B) ledit implant (10, 40, 50, 70, 80) est combiné avec un espaceur discret (120) çomprenant un morceau de tissu osseux allogène se conformant en taille et en forme à une partie d'un plateau vertébral et ayant un profil en forme de clavette, dans lequel les surfaces supérieure et inférieur (14, 16) dudit espaceur (120) sont sensiblement lisses et le passage entre les surfaces supérieure et inférieure et les cotés antérieur (26) et latéraux (18, 22) de l'espaceur a lieu par des bords courbes (30) pour faciliter l'implantation de l'espaceur (120).
  2. Implant selon la revendication 1, caractérisé en ce que l'implant (10, 40, 50, 70, 80) a un profil en forme de clavette.
  3. Implant selon la revendication 1 ou 2, caractérisé en ce qu'au moins une paroi latérale (18, 22, 26, 28) a un canal (20) pour recevoir un instrument chirurgical.
  4. Implant selon la revendication 1, caractérisé en ce que le canal (20) court dans une direction antéro-postérieure.
  5. Implant selon une des revendications 1 à 4, caractérisé en ce que la structure en trois dimensions comprend une pluralité de dents (12).
  6. Implant selon la revendication 5, caractérisé en ce que les dents (12) ont une forme pyramidale.
  7. Implant selon la revendication 6, caractérisé en ce que les dents (12) ont une forme de dent de scie.
  8. Implant selon une des revendications 1 à 7, caractérisé en ce qu'au moins une des parois latérales (18, 22, 26, 28) de l'implant (10, 40, 50, 70, 80) a au moins un trou (24) pour la fixation d'un applicateur.
  9. Implant selon la revendication 8, caractérisé en ce que ledit au moins un trou (24 est fileté.
  10. Implant selon la revendication 8 ou 9, caractérisé en ce que ledit au moins un trou (24) est pourvu d'un côté antérieur, postérieur, postéro-latéral ou latéral.
  11. Implant selon une des revendications 1 à 10, caractérisé en ce que les surfaces supérieure et inférieure (14, 16) sont définies par des surfaces planes plates.
  12. Implant selon une des revendications 1 à 11, caractérisé en ce qu'une région entre les surfaces supérieure et inférieure (14, 16) et un côté antérieur de l'implant est un bord courbe (30) pour faciliter l'implantation de l'implant.
  13. Implant selon une des revendications 1 à 12, caractérisé en ce qu'il est un implant intervertébral (10, 40, 50, 70, 80).
  14. Implant selon la revendication 13, caractérisé en ce que les surfaces supérieure et inférieure (14, 16) sont définies par des surfaces courbes.
  15. Implant selon une des revendications 1 à 14, caractérisé en ce que l'implant (10, 40, 50, 70, 80) a un espace intérieur (72) pour recevoir du matériau ostéoconducteur.
  16. Implant selon une des revendications 1 à 15, caractérisé en ce que l'implant (10, 40, 50, 70, 80) est divisé en deux parties, une partie supérieure (52) ayant une surface de connexion supérieure (56) et une partie inférieure (54) ayant une surface de connexion inférieure (58), la surface de connexion supérieure (56) s'accouplant avec la partie de connexion inférieure (58) quand les parties supérieure et inférieure (52, 54) sont unies.
  17. Implant selon la revendication 16, caractérisé en ce que les surfaces de connexion supérieure et inférieure (56, 58) sont pourvues d'arêtes (60) et de rainures (62) qui s'accouplent les unes avec les autres en vue d'interconnecter les parties supérieure et inférieure (52, 54).
  18. Implant selon la revendication 16 ou 17, caractérisé en ce qu'une broche (64) est insérée par un trou (66) dans la partie supérieure (52) et par un trou (66) dans la partie inférieure (54) pour fixer ensemble les parties supérieure et inférieure (52, 54).
  19. Implant selon la revendication 18, caractérisé en ce que la broche (64) est en os allogène.
  20. Implant selon une des revendications 1 à 19, caractérisé en ce qu'il est divisé en une première et une deuxième partie (70, 70') ayant chacune un côté médial (18) avec un bord échancré de telle sorte que quand les deux parties (70, 70') sont implantées avec leurs côtés médiaux (18) se faisant face, les bords échancrés desdits côtés médiaux (18) desdites deux parties (70, 70') définissent un espace cylindrique (72).
  21. Implant selon la revendication 20, caractérisé en ce que la première partie (70') est pourvue d'une broche de verrouillage (74) sur le côté médial (18) et la deuxième partie (70) est pourvue d'une ouverture (76) sur le côté médial (18) configurée et dimensionnée pour recevoir la broche de verrouillage (74) pour maintenir le rapport spatial entre lesdites deux parties (70, 70').
  22. Implant selon la revendication 21, caractérisé en ce que la broche de verrouillage (74) est en os allogène.
  23. Implant selon une des revendications 1 à 22, caractérisé en ce que l'implant (10, 40, 50, 70, 80) a une largeur entre 6 - 15 mm.
  24. Implant selon une des revendications 1 à 23, caractérisé en ce que l'implant (10, 40, 50, 70, 80) a une largeur entre 15 - 30 mm.
  25. Implant selon une des revendications 1 à 24, caractérisé en ce que l'implant (10, 40, 50, 70, 80) a une largeur entre 4 - 30 mm.
  26. Implant selon une des revendications 1 à 25, caractérisé en ce que l'implant (80) est fait d'une pluralité de sections (82, 84, 86) d'interconnexion, chacune desdites sections (82, 84, 86) ayant une surface s'accouplant avec une surface de la section d'interconnexion adjacente.
HK01107751.3A 1998-08-03 1999-07-30 Intervertebral allograft spacer HK1036747B (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US9520998P 1998-08-03 1998-08-03
US60/095,209 1998-08-03
EP9905008 1999-07-15
EPPCT/EP99/05008 1999-07-15
PCT/EP1999/005541 WO2000007527A1 (fr) 1998-08-03 1999-07-30 Espaceur d'allogreffe intervertebral
US09/814,214 US7087082B2 (en) 1998-08-03 2001-03-22 Bone implants with central chambers

Publications (2)

Publication Number Publication Date
HK1036747A1 true HK1036747A1 (en) 2002-01-18
HK1036747B HK1036747B (en) 2004-07-16

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Publication number Publication date
US20020062153A1 (en) 2002-05-23
WO2000007527A1 (fr) 2000-02-17
DE69916280D1 (de) 2004-05-13
US20080046090A1 (en) 2008-02-21
US7347873B2 (en) 2008-03-25
DK1100417T3 (da) 2004-08-02
CA2338881A1 (fr) 2000-02-17
US20050256574A1 (en) 2005-11-17
US6258125B1 (en) 2001-07-10
US20050261771A1 (en) 2005-11-24
US6554863B2 (en) 2003-04-29
PT1100417E (pt) 2004-08-31
ES2217796T3 (es) 2004-11-01
DE69916280T2 (de) 2005-05-25
US7300465B2 (en) 2007-11-27
EP1100417A1 (fr) 2001-05-23
EP1100417B1 (fr) 2004-04-07
ATE263526T1 (de) 2004-04-15
CA2338881C (fr) 2005-03-15

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