JP4981689B2 - 脊椎固定装置 - Google Patents
脊椎固定装置 Download PDFInfo
- Publication number
- JP4981689B2 JP4981689B2 JP2007553459A JP2007553459A JP4981689B2 JP 4981689 B2 JP4981689 B2 JP 4981689B2 JP 2007553459 A JP2007553459 A JP 2007553459A JP 2007553459 A JP2007553459 A JP 2007553459A JP 4981689 B2 JP4981689 B2 JP 4981689B2
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- Prior art keywords
- screw
- head
- connecting member
- screw head
- pedicle
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- Expired - Fee Related
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- 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
- A61B17/74—Devices for the head or neck or trochanter of the femur
-
- 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
-
- 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
- A61B17/7038—Screws or hooks, wherein a rod-clamping part and a bone-anchoring part can pivot relative to each other to a different extent in different directions, e.g. within one plane only
-
- 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
- A61B17/704—Screws or hooks, wherein a rod-clamping part and a bone-anchoring part can pivot relative to each other the longitudinal element passing through a ball-joint in the screw head
-
- 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
- A61B17/84—Fasteners therefor or fasteners being internal fixation devices
- A61B17/86—Pins or screws or threaded wires; nuts therefor
- A61B17/8625—Shanks, i.e. parts contacting bone tissue
- A61B17/863—Shanks, i.e. parts contacting bone tissue with thread interrupted or changing its form along shank, other than constant taper
Landscapes
- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Neurology (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)
- Surgical Instruments (AREA)
- Prostheses (AREA)
- Massaging Devices (AREA)
- Noodles (AREA)
- Distillation Of Fermentation Liquor, Processing Of Alcohols, Vinegar And Beer (AREA)
- Steroid Compounds (AREA)
Description
本発明の椎弓根スクリューまたは装置の好ましい実施態様を実施例に基づき説明する。説明される実施例は、本発明の有利な実施態様を示すが、本発明の範囲がこれらの実施態様に制限されないことが理解されるべきである。
全長が25〜60mmの椎弓根スクリュー1を準備する。この椎弓根スクリュー1はチタン製である。椎弓根スクリューに適用されるスクリュー軸部2は、長さが15〜45mmであり、そして外径が13〜15mmである。スクリューヘッド3は、外径が17〜20mmである。
全長が45mmの椎弓根スクリュー1を準備する。この椎弓根スクリュー1はタンタル製である。椎弓根スクリューに適用されるスクリュー軸部2は、長さが35mmであり、そして外径が約14mmである。スクリューヘッド3は、外径が約18mmである。
脊椎の安定化のための本発明の装置は、5つの椎弓根スクリュー1および1つの連結部材4からなり、全長が13cmである。
2 スクリュー軸部
3 スクリューヘッド
4 連結部材
5 固定手段
6 球状部品
7 脚部
8 下部オリーブ
9 上部オリーブ
10 上部オリーブの凹部
11 固定手段のガイドピン
12 工具をセットするための凹部
13 スクリューヘッドの底部の凸状の湾曲部
14 ねじ工具をセットするための保持手段
15 下部オリーブ8の支持表面
15a 下部オリーブ8の支持表面の部分表面
15b 下部オリーブ8の支持表面の部分表面
16 上部オリーブ9の支持表面
16a 上部オリーブ9の支持表面の部分表面
16b 上部オリーブ9の支持表面の部分表面
17 スクリュー軸部2の球状ヘッド
18 球状ヘッド17の平行表面
18a 球状ヘッド17の平行表面A
18b 球状ヘッド17の平行表面B
18c スクリューヘッド3の平行表面A
18d スクリューヘッド3の平行表面B
Claims (11)
- 球状ヘッド(17)を有するスクリュー軸部(2)および2つの対向する凹部を有するスクリューヘッド(3)を含む椎弓根スクリュー(1)であって、
該球状ヘッド(17)が、2つの反対側にある平行表面(18a、18b)を有し、該平行表面が、該スクリューヘッド(3)の対応する平行表面(18c、18d)に接し、そして連結部材(4)の長手方向軸が、該スクリューヘッド(3)の該2つの対向する凹部を、該スクリューヘッド(3)の該平行表面(18c、18d)に垂直に通過することを特徴とする、椎弓根スクリュー(1)。 - 連結部材(4)を受容するための凹部を有する球状部品(6)が、前記スクリューヘッド(3)中で可動であるように支持されることを特徴とする、請求項1に記載の椎弓根スクリュー。
- 前記球状部品(6)が、2つの細長い孔を通過する軸に沿って穴を有することを特徴とする、請求項2に記載の椎弓根スクリュー。
- 前記球状部品(6)が、互いに支持される2つのオリーブ(8、9)からなることを特徴とする、請求項2または3に記載の椎弓根スクリュー。
- 前記スクリューヘッド(3)が、前記スクリュー軸部(2)の前記球状ヘッド(17)に支持され、該スクリューヘッド(3)が軸方向軸周りで傾斜運動ができることを特徴とする、請求項1〜4のいずれかの項に記載の椎弓根スクリュー。
- 前記スクリューヘッド(3)が、前記スクリュー軸部(2)に面する側に凸状の湾曲部(13)を有することを特徴とする、請求項1〜5のいずれかの項に記載の椎弓根スクリュー。
- 前記スクリューヘッド(3)が、前記スクリュー軸部(2)の反対側に、固定手段(5)を受容するための開口部を有することを特徴とする、請求項1〜6のいずれかの項に記載の椎弓根スクリュー。
- 前記固定手段(5)が、ねじ山ピンであることを特徴とする、請求項7に記載の椎弓根スクリュー。
- 前記固定手段(5)に対面する前記オリーブ(9)が、該固定手段(5)のガイドピン(11)を受容するための凹部を有することを特徴とする、請求項3に記載の椎弓根スクリュー。
- 請求項1から7のいずれかに記載の少なくとも2つの椎弓根スクリュー(1)および少なくとも1つの連結部材(4)を含む、脊椎の安定化装置。
- 前記少なくとも1つの連結部材(4)が、支柱、筒、金網、ガイドバー、または湾曲したガイドピンである、請求項10に記載の装置。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102005005647.4 | 2005-02-08 | ||
DE102005005647A DE102005005647A1 (de) | 2005-02-08 | 2005-02-08 | Wirbelsäulenfixateur |
US66192705P | 2005-03-16 | 2005-03-16 | |
US60/661,927 | 2005-03-16 | ||
PCT/DE2006/000211 WO2006084443A1 (de) | 2005-02-08 | 2006-02-08 | Wirbelsäulenfixateur |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008529567A JP2008529567A (ja) | 2008-08-07 |
JP4981689B2 true JP4981689B2 (ja) | 2012-07-25 |
Family
ID=36570456
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007553459A Expired - Fee Related JP4981689B2 (ja) | 2005-02-08 | 2006-02-08 | 脊椎固定装置 |
Country Status (17)
Country | Link |
---|---|
US (1) | US8449577B2 (ja) |
EP (1) | EP1845875B1 (ja) |
JP (1) | JP4981689B2 (ja) |
KR (1) | KR101252596B1 (ja) |
CN (1) | CN100522092C (ja) |
AT (1) | ATE397899T1 (ja) |
AU (1) | AU2006212578B2 (ja) |
BR (1) | BRPI0606813A2 (ja) |
CA (1) | CA2596562C (ja) |
DE (2) | DE102005005647A1 (ja) |
ES (1) | ES2310906T3 (ja) |
IL (1) | IL184813A (ja) |
MX (1) | MX2007009323A (ja) |
NZ (1) | NZ556356A (ja) |
PL (1) | PL1845875T3 (ja) |
RU (1) | RU2423090C2 (ja) |
WO (1) | WO2006084443A1 (ja) |
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CN100522092C (zh) | 2009-08-05 |
JP2008529567A (ja) | 2008-08-07 |
WO2006084443B1 (de) | 2006-11-09 |
AU2006212578B2 (en) | 2011-01-27 |
DE102005005647A1 (de) | 2006-08-17 |
RU2423090C2 (ru) | 2011-07-10 |
DE502006000910D1 (de) | 2008-07-24 |
KR101252596B1 (ko) | 2013-04-09 |
EP1845875B1 (de) | 2008-06-11 |
IL184813A (en) | 2013-03-24 |
EP1845875A1 (de) | 2007-10-24 |
RU2007130361A (ru) | 2009-03-20 |
CA2596562A1 (en) | 2006-08-17 |
AU2006212578A1 (en) | 2006-08-17 |
CA2596562C (en) | 2013-12-10 |
NZ556356A (en) | 2009-11-27 |
MX2007009323A (es) | 2007-11-22 |
WO2006084443A1 (de) | 2006-08-17 |
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