FR2697991B1 - Lumbosacral osteosynthesis instrumentation for the correction of spondylolisthesis by posterior route, and instrumentation screws. - Google Patents

Lumbosacral osteosynthesis instrumentation for the correction of spondylolisthesis by posterior route, and instrumentation screws.

Info

Publication number
FR2697991B1
FR2697991B1 FR9213694A FR9213694A FR2697991B1 FR 2697991 B1 FR2697991 B1 FR 2697991B1 FR 9213694 A FR9213694 A FR 9213694A FR 9213694 A FR9213694 A FR 9213694A FR 2697991 B1 FR2697991 B1 FR 2697991B1
Authority
FR
France
Prior art keywords
instrumentation
spondylolisthesis
lumbosacral
screws
correction
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.)
Expired - Lifetime
Application number
FR9213694A
Other languages
French (fr)
Other versions
FR2697991A1 (en
Inventor
Christof Hopf
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.)
FABRICATION MAT ORTHOPEDIQUE S
Original Assignee
FABRICATION MAT ORTHOPEDIQUE S
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
Priority to FR9213694A priority Critical patent/FR2697991B1/en
Application filed by FABRICATION MAT ORTHOPEDIQUE S filed Critical FABRICATION MAT ORTHOPEDIQUE S
Priority to PCT/US1993/010966 priority patent/WO1994010928A1/en
Priority to CA002149322A priority patent/CA2149322A1/en
Priority to AU56676/94A priority patent/AU682839B2/en
Priority to CN93121427A priority patent/CN1092637A/en
Priority to US08/436,192 priority patent/US5814046A/en
Priority to AR93326571A priority patent/AR248078A1/en
Priority to KR1019950701968A priority patent/KR950703899A/en
Priority to JP51238294A priority patent/JP3737825B2/en
Priority to ZA938465A priority patent/ZA938465B/en
Priority to EP94902235A priority patent/EP0668750A4/en
Priority to TW083104029A priority patent/TW314459B/zh
Publication of FR2697991A1 publication Critical patent/FR2697991A1/en
Application granted granted Critical
Publication of FR2697991B1 publication Critical patent/FR2697991B1/en
Priority to FI952312A priority patent/FI952312A0/en
Priority to NO951900A priority patent/NO951900L/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • A61B17/7074—Tools specially adapted for spinal fixation operations other than for bone removal or filler handling
    • A61B17/7076—Tools specially adapted for spinal fixation operations other than for bone removal or filler handling for driving, positioning or assembling spinal clamps or bone anchors specially adapted for spinal fixation
    • A61B17/7082—Tools specially adapted for spinal fixation operations other than for bone removal or filler handling for driving, positioning or assembling spinal clamps or bone anchors specially adapted for spinal fixation for driving, i.e. rotating, screws or screw parts specially adapted for spinal fixation, e.g. for driving polyaxial or tulip-headed screws
    • 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
    • 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
    • A61B17/7032—Screws or hooks with U-shaped head or back through which longitudinal rods pass
    • 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
    • A61B17/7041—Screws or hooks combined with longitudinal elements which do not contact vertebrae with single longitudinal rod offset laterally from single row of screws or hooks
    • 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
    • A61B17/7049—Connectors, not bearing on the vertebrae, for linking longitudinal elements together
    • A61B17/7052—Connectors, not bearing on the vertebrae, for linking longitudinal elements together of variable angle or length
    • 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
    • A61B17/7055—Spinal positioners or stabilisers ; Bone stabilisers comprising fluid filler in an implant connected to sacrum, pelvis or skull
    • 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
    • A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
    • A61B17/8875—Screwdrivers, spanners or wrenches
    • A61B17/8886—Screwdrivers, spanners or wrenches holding the screw head

Landscapes

  • Health & Medical Sciences (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Neurology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Molecular Biology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Neurosurgery (AREA)
  • Surgical Instruments (AREA)
  • Prostheses (AREA)
  • Amplifiers (AREA)
  • Measurement Of Force In General (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
FR9213694A 1992-11-13 1992-11-13 Lumbosacral osteosynthesis instrumentation for the correction of spondylolisthesis by posterior route, and instrumentation screws. Expired - Lifetime FR2697991B1 (en)

Priority Applications (14)

Application Number Priority Date Filing Date Title
FR9213694A FR2697991B1 (en) 1992-11-13 1992-11-13 Lumbosacral osteosynthesis instrumentation for the correction of spondylolisthesis by posterior route, and instrumentation screws.
EP94902235A EP0668750A4 (en) 1992-11-13 1993-11-12 Pedicular screw and posterior spinal instrumentation.
AU56676/94A AU682839B2 (en) 1992-11-13 1993-11-12 Pedicular screw and posterior spinal instrumentation
CN93121427A CN1092637A (en) 1992-11-13 1993-11-12 Be used for engaging apparatus by rear convergence and the waist rumpbone that utilizes the reach of apparatus screw correct spinal
US08/436,192 US5814046A (en) 1992-11-13 1993-11-12 Pedicular screw and posterior spinal instrumentation
AR93326571A AR248078A1 (en) 1992-11-13 1993-11-12 Pedicular screw and posterior spinal instrumentation.
KR1019950701968A KR950703899A (en) 1992-11-13 1993-11-12 Lumbar sacral splicing means for correcting spinal ataxia in a posterior approach and screws used in such means (Pwdicular screw and posteior spinal instrumentation)
JP51238294A JP3737825B2 (en) 1992-11-13 1993-11-12 Lumbo-sacral joint and instrument screw to correct spondylolisthesis by posterior approach
PCT/US1993/010966 WO1994010928A1 (en) 1992-11-13 1993-11-12 Pedicular screw and posterior spinal instrumentation
CA002149322A CA2149322A1 (en) 1992-11-13 1993-11-12 Pedicular screw and posterior spinal instrumentation
ZA938465A ZA938465B (en) 1992-11-13 1993-11-12 Lumbosacral osteosynthesis instrumentation for the correction of spondylosthesis by the posterior approach and instrumentation screw
TW083104029A TW314459B (en) 1992-11-13 1994-05-04
FI952312A FI952312A0 (en) 1992-11-13 1995-05-12 Pedal screw and posterior spinal instrumentation
NO951900A NO951900L (en) 1992-11-13 1995-05-12 Stem screw and posterior spinal instrumentation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9213694A FR2697991B1 (en) 1992-11-13 1992-11-13 Lumbosacral osteosynthesis instrumentation for the correction of spondylolisthesis by posterior route, and instrumentation screws.

Publications (2)

Publication Number Publication Date
FR2697991A1 FR2697991A1 (en) 1994-05-20
FR2697991B1 true FR2697991B1 (en) 1995-02-03

Family

ID=9435531

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9213694A Expired - Lifetime FR2697991B1 (en) 1992-11-13 1992-11-13 Lumbosacral osteosynthesis instrumentation for the correction of spondylolisthesis by posterior route, and instrumentation screws.

Country Status (13)

Country Link
EP (1) EP0668750A4 (en)
JP (1) JP3737825B2 (en)
KR (1) KR950703899A (en)
CN (1) CN1092637A (en)
AR (1) AR248078A1 (en)
AU (1) AU682839B2 (en)
CA (1) CA2149322A1 (en)
FI (1) FI952312A0 (en)
FR (1) FR2697991B1 (en)
NO (1) NO951900L (en)
TW (1) TW314459B (en)
WO (1) WO1994010928A1 (en)
ZA (1) ZA938465B (en)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2716794B1 (en) * 1994-03-03 1996-05-24 Sofamor Danek Group Inc Connector for spinal osteosynthesis instrumentation, intended for lumbar or sacral or iliosacral fixation.
FR2740673B1 (en) * 1995-11-07 1998-01-23 Stryker France Sa TRANSVERSE CONNECTION DEVICE AND ASSEMBLY FOR OSTEOSYNTHESIS OF THE RACHIS
FR2761876B1 (en) * 1997-04-09 1999-08-06 Materiel Orthopedique En Abreg INSTRUMENTATION OF LUMBAR OSTEOSYNTHESIS FOR CORRECTION OF SPONDYLOLISTHESIS BY POSTERIOR PATHWAY
FR2768610B1 (en) * 1997-09-22 1999-12-10 Materiel Orthopedique En Abreg BONE SCREW FOR OSTEOSYNTHESIS DEVICES, AND METHOD FOR MANUFACTURING THE SAME
US6368325B1 (en) 1998-05-27 2002-04-09 Nuvasive, Inc. Bone blocks and methods for inserting bone blocks into intervertebral spaces
WO1999060956A1 (en) 1998-05-27 1999-12-02 Nuvasive, Inc. Interlocking spinal inserts
WO1999060957A1 (en) 1998-05-27 1999-12-02 Nuvasive, Inc. Methods and apparatus for separating and stabilizing adjacent vertebrae
CN100376219C (en) * 1998-07-06 2008-03-26 株式会社率高 Spine fixing apparatus
FR2801777B1 (en) 1999-12-03 2002-02-08 Spinevision EXTERNAL FIXATOR IN THE FIELD OF RACHIDIAN OSTEOSYNTHESIS AND GENERAL ORTHOPEDICS
DE20010206U1 (en) * 2000-06-09 2001-10-18 BIOMET MERCK Deutschland GmbH, 14167 Berlin Holder for a pedicle screw
US6852126B2 (en) 2000-07-17 2005-02-08 Nuvasive, Inc. Stackable interlocking intervertebral support system
US8308772B2 (en) 2003-06-27 2012-11-13 Medicrea Technologies Vertebral osteosynthesis equipment
FR2856581B1 (en) * 2003-06-27 2005-08-19 Medicrea MATERIAL OF VERTEBRAL OSTEOSYNTHESIS
US7918891B1 (en) 2004-03-29 2011-04-05 Nuvasive Inc. Systems and methods for spinal fusion
US8328851B2 (en) 2005-07-28 2012-12-11 Nuvasive, Inc. Total disc replacement system and related methods
USD741488S1 (en) 2006-07-17 2015-10-20 Nuvasive, Inc. Spinal fusion implant
US7931673B2 (en) * 2006-12-06 2011-04-26 Zimmer Spine, Inc. Minimally invasive vertebral anchor access system and associated method
US8673005B1 (en) 2007-03-07 2014-03-18 Nuvasive, Inc. System and methods for spinal fusion
US8083796B1 (en) 2008-02-29 2011-12-27 Nuvasive, Inc. Implants and methods for spinal fusion
USD754346S1 (en) 2009-03-02 2016-04-19 Nuvasive, Inc. Spinal fusion implant
US9687357B2 (en) 2009-03-12 2017-06-27 Nuvasive, Inc. Vertebral body replacement
US9387090B2 (en) 2009-03-12 2016-07-12 Nuvasive, Inc. Vertebral body replacement
US8287597B1 (en) 2009-04-16 2012-10-16 Nuvasive, Inc. Method and apparatus for performing spine surgery
US9351845B1 (en) 2009-04-16 2016-05-31 Nuvasive, Inc. Method and apparatus for performing spine surgery
USD731063S1 (en) 2009-10-13 2015-06-02 Nuvasive, Inc. Spinal fusion implant
US8808335B2 (en) * 2010-03-08 2014-08-19 Miami Device Solutions, Llc Locking element for a polyaxial bone anchor, bone plate assembly and tool
US9198765B1 (en) 2011-10-31 2015-12-01 Nuvasive, Inc. Expandable spinal fusion implants and related methods
USD721808S1 (en) 2011-11-03 2015-01-27 Nuvasive, Inc. Intervertebral implant
CN103519878B (en) * 2013-10-29 2016-03-23 宋西正 A kind of Wicresoft sled dials shaping inner fixer
WO2015066325A1 (en) 2013-10-31 2015-05-07 The University Of Iowa Research Foundation Percutaneous transverse connector system
KR101537062B1 (en) * 2014-08-11 2015-07-16 주식회사 코렌텍 An apparatus for fixing vertebra
JP6867628B2 (en) 2016-02-15 2021-04-28 株式会社アスロメディカル Transverse and surgical instruments
US10420593B2 (en) * 2016-07-21 2019-09-24 Warsaw Orthopedic, Inc. Spinal correction system and method
CN107307899A (en) * 2016-12-31 2017-11-03 王文军 Multi-segmental tandem spinal external fixator
US20180228516A1 (en) * 2017-02-14 2018-08-16 Warsaw Orthopedic, Inc. Spinal implant system and method
CN106963462A (en) * 2017-03-23 2017-07-21 张群 External fixer for operation on vertebra
US10463404B2 (en) * 2017-07-27 2019-11-05 Warsaw Orthopedic, Inc. Spinal implant system and method
KR102558881B1 (en) * 2017-10-24 2023-07-25 파울로 타데우 마이아 카발리 Guiding device for fixing flexible sliding blades for dynamic implants
FR3124692B1 (en) * 2021-07-01 2023-12-08 Distimp Bone anchoring screw for osteosynthesis device, surgical assembly for connecting said screw to said osteosynthesis device, and set of instruments for installing said surgical assembly.

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1322212A (en) * 1962-02-12 1963-03-29 Device for removing pins used in bone surgery
US3604487A (en) * 1969-03-10 1971-09-14 Richard S Gilbert Orthopedic screw driving means
US4648388B1 (en) * 1985-11-01 1995-10-31 Acromed Corp Apparatus and method for maintaining vertebrae in a desired relationship
ES2034058T3 (en) * 1987-07-29 1993-04-01 Acromed Corporation A DEVICE IMPLANTABLE BY SURGICAL MEANS FOR THE SPINAL COLUMN.
US4836196A (en) * 1988-01-11 1989-06-06 Acromed Corporation Surgically implantable spinal correction system
DE3942326A1 (en) * 1989-12-21 1991-06-27 Haerle Anton SCREW AS AN OSTEOSYNTHESIS TOOL
US5129900B1 (en) * 1990-07-24 1998-12-29 Acromed Corp Spinal column retaining method and apparatus
FR2668919B1 (en) * 1990-11-09 1993-01-22 Landos Applic Orthopediques Fs INTRA-MEDULAR SPINDLE AND ITS GRIPPING TOOL.

Also Published As

Publication number Publication date
ZA938465B (en) 1994-09-15
EP0668750A4 (en) 1996-04-10
EP0668750A1 (en) 1995-08-30
CN1092637A (en) 1994-09-28
FI952312A (en) 1995-05-12
AU682839B2 (en) 1997-10-23
NO951900L (en) 1995-06-16
AU5667694A (en) 1994-06-08
NO951900D0 (en) 1995-05-12
WO1994010928A1 (en) 1994-05-26
TW314459B (en) 1997-09-01
FR2697991A1 (en) 1994-05-20
CA2149322A1 (en) 1994-05-26
JP3737825B2 (en) 2006-01-25
FI952312A0 (en) 1995-05-12
JPH08505785A (en) 1996-06-25
KR950703899A (en) 1995-11-17
AR248078A1 (en) 1995-06-30

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