CA2562744A1 - Screw assembly - Google Patents

Screw assembly Download PDF

Info

Publication number
CA2562744A1
CA2562744A1 CA002562744A CA2562744A CA2562744A1 CA 2562744 A1 CA2562744 A1 CA 2562744A1 CA 002562744 A CA002562744 A CA 002562744A CA 2562744 A CA2562744 A CA 2562744A CA 2562744 A1 CA2562744 A1 CA 2562744A1
Authority
CA
Canada
Prior art keywords
base
support
receiver
arms
arm
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.)
Abandoned
Application number
CA002562744A
Other languages
English (en)
French (fr)
Inventor
Aaron D. Markworth
Hugues F. Malandain
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.)
Medtronic PLC
Original Assignee
Kyphon Inc.
Aaron D. Markworth
Hugues F. Malandain
Medtronic Spine Llc
Kyphon Sarl
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 claimed from US10/825,962 external-priority patent/US7648520B2/en
Priority claimed from US11/027,501 external-priority patent/US7811311B2/en
Priority claimed from US11/027,500 external-priority patent/US7789899B2/en
Application filed by Kyphon Inc., Aaron D. Markworth, Hugues F. Malandain, Medtronic Spine Llc, Kyphon Sarl filed Critical Kyphon Inc.
Publication of CA2562744A1 publication Critical patent/CA2562744A1/en
Abandoned 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
    • A61B17/7005—Parts of the longitudinal elements, e.g. their ends, being specially adapted to fit in 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
    • A61B17/70—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
    • A61B17/70—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
    • A61B17/701—Longitudinal elements with a non-circular, e.g. rectangular, cross-section
    • 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
    • A61B17/7035—Screws or hooks, wherein a rod-clamping part and a bone-anchoring part can pivot relative to each other
    • A61B17/7037—Screws or hooks, wherein a rod-clamping part and a bone-anchoring part can pivot relative to each other wherein pivoting is blocked when the rod is clamped
    • 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
    • A61B17/7074—Tools specially adapted for spinal fixation operations other than for bone removal or filler handling
    • A61B17/7083—Tools for guidance or insertion of tethers, rod-to-anchor connectors, rod-to-rod connectors, or longitudinal elements
    • A61B17/7085—Tools for guidance or insertion of tethers, rod-to-anchor connectors, rod-to-rod connectors, or longitudinal elements for insertion of a longitudinal element down one or more hollow screw or hook extensions, i.e. at least a part of the element within an extension has a component of movement parallel to the extension's axis
    • 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
    • A61B17/7011—Longitudinal element being non-straight, e.g. curved, angled or branched
    • 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
    • A61B17/80—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

Landscapes

  • Health & Medical Sciences (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Neurology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Surgical Instruments (AREA)
CA002562744A 2004-04-16 2005-04-15 Screw assembly Abandoned CA2562744A1 (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US10/825,962 US7648520B2 (en) 2004-04-16 2004-04-16 Pedicle screw assembly
US10/825,962 2004-04-16
US11/027,501 US7811311B2 (en) 2004-12-30 2004-12-30 Screw with deployable interlaced dual rods
US11/027,500 US7789899B2 (en) 2004-12-30 2004-12-30 Bone anchorage screw with built-in hinged plate
US11/027,500 2004-12-30
US11/027,501 2004-12-30
PCT/US2005/012657 WO2005104970A1 (en) 2004-04-16 2005-04-15 Screw assembly

Publications (1)

Publication Number Publication Date
CA2562744A1 true CA2562744A1 (en) 2005-11-10

Family

ID=34965628

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002562744A Abandoned CA2562744A1 (en) 2004-04-16 2005-04-15 Screw assembly

Country Status (5)

Country Link
EP (1) EP1740112A1 (ja)
JP (1) JP2007532258A (ja)
AU (1) AU2005237459A1 (ja)
CA (1) CA2562744A1 (ja)
WO (1) WO2005104970A1 (ja)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7967826B2 (en) 2003-10-21 2011-06-28 Theken Spine, Llc Connector transfer tool for internal structure stabilization systems
US7618442B2 (en) 2003-10-21 2009-11-17 Theken Spine, Llc Implant assembly and method for use in an internal structure stabilization system
US8075591B2 (en) * 2004-11-09 2011-12-13 Depuy Spine, Inc. Minimally invasive spinal fixation guide systems and methods
ZA200808411B (en) 2006-04-11 2009-12-30 Synthes Gmbh Minimally invasive fixation system
WO2007138659A1 (ja) 2006-05-26 2007-12-06 National University Corporation Nagoya University 創外固定器
US7806913B2 (en) * 2006-08-16 2010-10-05 Depuy Spine, Inc. Modular multi-level spine stabilization system and method
NL1033910C1 (nl) * 2007-05-31 2008-12-02 Baat Holding B V Medisch apparaat voor het ten opzichte van elkaar positioneren van botdelen, in het bijzonder ruggenwervels alsmede een gereedschap voor het onderdeel voor onderdeel aanbrengen van een dergelijk medisch apparaat.
JP2010536533A (ja) * 2007-08-24 2010-12-02 スピナル エレメンツ，インク． ループロッド脊椎固定器具
GB0822507D0 (en) * 2008-12-10 2009-01-14 Karnezis Ioannis Surgical device for correction of spinal deformities
CN102497828B (zh) 2009-05-20 2015-09-09 斯恩蒂斯有限公司 患者安装的牵开件
US9827013B2 (en) 2009-12-08 2017-11-28 Concept Spine Ltd. Surgical device for correction of spinal deformities
US8535318B2 (en) 2010-04-23 2013-09-17 DePuy Synthes Products, LLC Minimally invasive instrument set, devices and related methods
US9314274B2 (en) 2011-05-27 2016-04-19 DePuy Synthes Products, Inc. Minimally invasive spinal fixation system including vertebral alignment features
KR102653961B1 (ko) * 2021-12-30 2024-04-01 가톨릭대학교 산학협력단 척추 고정 장치

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9402695U1 (de) * 1994-02-18 1994-04-14 Kernforschungsz Karlsruhe Implantat
US5545166A (en) * 1994-07-14 1996-08-13 Advanced Spine Fixation Systems, Incorporated Spinal segmental reduction derotational fixation system
JP2871620B2 (ja) * 1996-09-06 1999-03-17 株式会社ロバート・リード商会 骨固定装置
US6309391B1 (en) * 2000-03-15 2001-10-30 Sdgi Holding, Inc. Multidirectional pivoting bone screw and fixation system
US7322979B2 (en) * 2000-03-15 2008-01-29 Warsaw Orthopedic, Inc. Multidirectional pivoting bone screw and fixation system
US6802844B2 (en) * 2001-03-26 2004-10-12 Nuvasive, Inc Spinal alignment apparatus and methods
US6520963B1 (en) * 2001-08-13 2003-02-18 Mckinley Lawrence M. Vertebral alignment and fixation assembly
US20040210216A1 (en) * 2003-04-17 2004-10-21 Farris Robert A Spinal fixation system and method

Also Published As

Publication number Publication date
WO2005104970A1 (en) 2005-11-10
AU2005237459A1 (en) 2005-11-10
JP2007532258A (ja) 2007-11-15
EP1740112A1 (en) 2007-01-10

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Legal Events

Date Code Title Description
FZDE Discontinued