CA2454402A1 - Dispositif de liaison intervertebral - Google Patents

Dispositif de liaison intervertebral Download PDF

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Publication number
CA2454402A1
CA2454402A1 CA002454402A CA2454402A CA2454402A1 CA 2454402 A1 CA2454402 A1 CA 2454402A1 CA 002454402 A CA002454402 A CA 002454402A CA 2454402 A CA2454402 A CA 2454402A CA 2454402 A1 CA2454402 A1 CA 2454402A1
Authority
CA
Canada
Prior art keywords
mobile
fixed
linking device
received
relative
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.)
Granted
Application number
CA002454402A
Other languages
English (en)
Other versions
CA2454402C (fr
Inventor
Henry Graf
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Warsaw Orthopedic Inc
Original Assignee
Sdgi Holdings Inc.
Henry Graf
Warsaw Orthopedic, Inc.
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 Sdgi Holdings Inc., Henry Graf, Warsaw Orthopedic, Inc. filed Critical Sdgi Holdings Inc.
Publication of CA2454402A1 publication Critical patent/CA2454402A1/fr
Application granted granted Critical
Publication of CA2454402C publication Critical patent/CA2454402C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • A61B17/7001—Screws or hooks combined with longitudinal elements which do not contact vertebrae
    • A61B17/7002—Longitudinal elements, e.g. rods
    • A61B17/7004—Longitudinal elements, e.g. rods with a cross-section which varies along its length
    • A61B17/7007—Parts of the longitudinal elements, e.g. their ends, being specially adapted to fit around the screw or hook heads
    • 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
    • A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
    • A61B17/8033—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates having indirect contact with screw heads, or having contact with screw heads maintained with the aid of additional components, e.g. nuts, wedges or head covers
    • A61B17/8047—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates having indirect contact with screw heads, or having contact with screw heads maintained with the aid of additional components, e.g. nuts, wedges or head covers wherein the additional element surrounds the screw head in the plate hole
    • 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
    • A61B17/84—Fasteners therefor or fasteners being internal fixation devices
    • A61B17/86—Pins or screws or threaded wires; nuts therefor
    • A61B17/8605—Heads, i.e. proximal ends projecting from bone

Abstract

Ce dispositif comprend au moins un élément fixe (2), destiné ô être rendu solidaire d'une vertèbre ou du sacrum, au moins un élément mobile de liaison (10), ainsi qu'au moins un élément intermédiaire (20), permettant l'articulation de l'élément mobile par rapport ô l'élément fixe, l'élément intermédiaire étant reçu, en service, dans un volume intérieur (16) de l'élément mobile (10).Cet élément intermédiaire (20) est déformable, de manière ô pouvoir être introduit par impaction dans ce volume intérieur (16) , et l'élément fixe (2) est reçu au moins partiellement, en service, dans un volume intérieur (30) de l'élément intermédiaire (20).Cet élément fixe (2) présente, avec l'élément intermédiaire, une position d'utilisation, dans laquelle cet élément fixe possède trois degrés de liberté en rotation, mais se trouve lié en translation, par rapport ô l'élément intermédiaire, et une position d'introduction, dans laquelle cet élément fixe possède trois degrés de liberté en rotation et en translation par rapport ô l'élément intermédiai re.
CA002454402A 2001-07-20 2002-07-19 Dispositif de liaison intervertebral Expired - Fee Related CA2454402C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR0109773 2001-07-20
FR0109773A FR2827499B1 (fr) 2001-07-20 2001-07-20 Dispositif de liaison intervertebral
PCT/FR2002/002593 WO2003009737A1 (fr) 2001-07-20 2002-07-19 Dispositif de liaison intervertebral

Publications (2)

Publication Number Publication Date
CA2454402A1 true CA2454402A1 (fr) 2003-02-06
CA2454402C CA2454402C (fr) 2009-10-06

Family

ID=8865782

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002454402A Expired - Fee Related CA2454402C (fr) 2001-07-20 2002-07-19 Dispositif de liaison intervertebral

Country Status (11)

Country Link
US (2) US20040230192A1 (fr)
EP (1) EP1408812B1 (fr)
JP (1) JP4237047B2 (fr)
AT (1) ATE328533T1 (fr)
AU (1) AU2002334019B2 (fr)
CA (1) CA2454402C (fr)
DE (1) DE60212134T2 (fr)
ES (1) ES2264736T3 (fr)
FR (1) FR2827499B1 (fr)
PT (1) PT1277445E (fr)
WO (1) WO2003009737A1 (fr)

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Also Published As

Publication number Publication date
FR2827499A1 (fr) 2003-01-24
DE60212134T2 (de) 2007-04-26
DE60212134D1 (de) 2006-07-20
AU2002334019B2 (en) 2008-05-29
ATE328533T1 (de) 2006-06-15
FR2827499B1 (fr) 2004-05-07
PT1277445E (pt) 2005-09-30
US20080058809A1 (en) 2008-03-06
US20040230192A1 (en) 2004-11-18
US7935132B2 (en) 2011-05-03
ES2264736T3 (es) 2007-01-16
EP1408812A1 (fr) 2004-04-21
JP2004535262A (ja) 2004-11-25
JP4237047B2 (ja) 2009-03-11
CA2454402C (fr) 2009-10-06
EP1408812B1 (fr) 2006-06-07
WO2003009737A1 (fr) 2003-02-06

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