JP2007526053A - ズレ防止装置を備える頸部椎間板用プロテーゼ及びそのための工具 - Google Patents
ズレ防止装置を備える頸部椎間板用プロテーゼ及びそのための工具 Download PDFInfo
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- JP2007526053A JP2007526053A JP2007501176A JP2007501176A JP2007526053A JP 2007526053 A JP2007526053 A JP 2007526053A JP 2007501176 A JP2007501176 A JP 2007501176A JP 2007501176 A JP2007501176 A JP 2007501176A JP 2007526053 A JP2007526053 A JP 2007526053A
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- insertion tool
- disc prosthesis
- head part
- prosthesis
- cervical
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
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- 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
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- A61B17/1662—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for particular parts of the body
- A61B17/1671—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for particular parts of the body for the spine
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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
- A61F2220/00—Fixations or connections for prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2220/0025—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements
- A61F2220/0058—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements soldered or brazed or welded
-
- 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
- A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2230/0002—Two-dimensional shapes, e.g. cross-sections
- A61F2230/0004—Rounded shapes, e.g. with rounded corners
- A61F2230/0006—Rounded shapes, e.g. with rounded corners circular
-
- 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
- A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2230/0063—Three-dimensional shapes
- A61F2230/0071—Three-dimensional shapes spherical
-
- 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
- A61F2310/00023—Titanium or titanium-based alloys, e.g. Ti-Ni 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
- A61F2310/00389—The prosthesis being coated or covered with a particular material
- A61F2310/00592—Coating or prosthesis-covering structure made of ceramics or of ceramic-like compounds
- A61F2310/00796—Coating or prosthesis-covering structure made of a phosphorus-containing compound, e.g. hydroxy(l)apatite
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Surgery (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Heart & Thoracic Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Neurology (AREA)
- Molecular Biology (AREA)
- Medical Informatics (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Cardiology (AREA)
- Transplantation (AREA)
- Vascular Medicine (AREA)
- Dentistry (AREA)
- Prostheses (AREA)
Abstract
Description
Claims (22)
- 2つの固定プレート(11、12)と、該固定プレート(11、12)の間に配置されたプロテーゼコア部(10)と、を備える頚部椎間板用プロテーゼ(1)を挿入するための挿入用工具であって、
ハンドル(40)、ステム(50)、及びヘッドパート(60)を備え、当該ヘッドパート(60)は、上記ハンドル(40)から離れた端部に配置され、当該ヘッドパートの大きさは、椎間板用プロテーゼ(1)を受け入れるため、近接する椎体間に形成されたスペースに上記ヘッドパート(60)が挿入されるように選択される挿入用工具において、
上記ヘッドパート(60)が、上記椎体に対して頭尾方向に凹部を形成するための掘削部材(7、8)を備え、
上記ヘッドパート(60)に引き込まれた休止位置と、上記ヘッドパート(60)から上記ステム(50)に対して横方向に突出した加工位置との間を移動することができる掘削部材(7、8)のため作動装置(40、51、52)が設けられたことを特徴とする挿入用工具。 - 上記掘削部材が、カッターディスク(7)であることを特徴とする請求項1記載の挿入用工具。
- 上記カッターディスク(7)が、周方向に関してずれて配置された少なくとも一対のカッティングフィン(71、72)を有することを特徴とする請求項2記載の挿入用工具。
- 上記カッティングフィン(71、72)が、異なる高さを有することを特徴とする請求項3記載の挿入用工具。
- 上記カッティングフィン(71、72)が、互いに反対方向に対を成して配置されていることを特徴とする請求項3又は4に記載の挿入用工具。
- 上記掘削部材(8)が、ドリル(82)であることを特徴とする請求項1記載の挿入用工具。
- 上記ドリル(82)を作動させるため、押し込み/螺入駆動機構(85、83、84)が設けられていることを特徴とする請求項6記載の挿入用工具。
- 少なくとも2つのドリル(82)が、上記ステム(50)に関して横方向に配置されていることを特徴とする請求項6又は7記載の挿入用工具。
- 上記掘削部材(8)が、球状の切削部を備えることを特徴とする請求項6〜8のいずれかに記載の挿入用工具。
- 上記掘削部材(8)が、ガイド(84)に沿って縦方向に移動可能であることを特徴とする請求項1〜9のいずれかに記載の挿入用工具。
- 上記作動装置が、ハンドル(40)及びトランスミッションシャフト(51)を備えることを特徴とする請求項1〜10のいずれかに記載の挿入用工具。
- 上記作動装置が、回転駆動カップリング装置を備えることを特徴とする請求項1〜11のいずれかに記載の挿入用工具。
- 近接する椎体に載置するための固定プレート表面と共に設計された下部固定プレート及び上部固定プレート(11、12)と、これらの間に配置され、上記固定プレート(11、12)を関節的に接続するプロテーゼコア部(10)とを備える頸部椎間板用プロテーゼにおいて、
上記2つの固定プレート表面(11、12)が、前後方向に対して横方向に向いた、椎体にぴったりとフィットさせて係合される突出部(18)を備えることを特徴とする頸部椎間板用プロテーゼ。 - 上記突出部(18)が、上記固定プレート表面(11、12)の端面領域の外側に配置されることを特徴とする請求項13記載の頸部椎間板用プロテーゼ。
- 上記突出部が、後方向に、好ましくは前後方向の拡がりに対して3/5〜3/4の領域において、中央からずれていることを特徴とする請求項14記載の頸部椎間板用プロテーゼ。
- 上記突出部(18)が、上記固定プレート表面(11、12)のレベルから0.3〜5.0mm、好ましくは1.0〜3.0mmの高さを有することを特徴とする請求項13〜15のいずれかに記載の頸部椎間板用プロテーゼ。
- 上記突出部(18)が、球状であることを特徴とする請求項13〜16のいずれかに記載の頸部椎間板用プロテーゼ。
- 上記突出部(18)が、2以上のセグメント(18’)に分割され、それらの間にギャップが存在することを特徴とする請求項13〜17のいずれかに記載の頸部椎間板用プロテーゼ。
- 上記セグメント(18’)がボルト状であることを特徴とする請求項18記載の頸部椎間板用プロテーゼ。
- 2つのカバープレート(11、12)と、それらの間に配置されたプロテーゼコア部(10)とを備える頸部椎間板用プロテーゼ(1)を挿入するための方法であって、
a)近接する2つの椎体を押し広げる工程(91)と、
b)上記カバープレート(11、12)のための座部を形成するため、上記椎体の端面を加工する工程(94)と、
c)ヘッドパート(60)と、上記ヘッドパート(60)から頭尾方向に出現し、少なくとも1つの椎体端面に対して頭尾方向に凹部を形成するために使用される掘削部材(7、8)と、を備える挿入用工具(2)を使用する工程と、
d)上記挿入用工具(2)を取り外し、上記椎体に対向するカバープレート(11、12)の少なくとも1つの表面上に、上記凹部と係合する突出部(18)を有する椎間板プロテーゼ(1)を挿入する工程と、を備える頸部椎間板プロテーゼを挿入する方法。 - 請求項1〜12のいずれかに記載の挿入用工具を使用することを特徴とする請求項20記載の頸部椎間板プロテーゼを挿入する方法。
- 請求項13〜19のいずれかに記載の椎間板プロテーゼを使用することを特徴とする請求項20又は21記載の頸部椎間板プロテーゼを挿入する方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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EP04005341A EP1570813A1 (de) | 2004-03-05 | 2004-03-05 | Zervikale Bandscheibenprothese mit Luxationssicherung und Instrumentarium |
PCT/EP2005/001956 WO2005084589A1 (de) | 2004-03-05 | 2005-02-24 | Zervikale bandscheibenprothese mit luxationssicherung und instrumentarium |
Publications (2)
Publication Number | Publication Date |
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JP2007526053A true JP2007526053A (ja) | 2007-09-13 |
JP2007526053A5 JP2007526053A5 (ja) | 2008-04-10 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2007501176A Pending JP2007526053A (ja) | 2004-03-05 | 2005-02-24 | ズレ防止装置を備える頸部椎間板用プロテーゼ及びそのための工具 |
Country Status (12)
Country | Link |
---|---|
US (1) | US20080027550A1 (ja) |
EP (2) | EP1570813A1 (ja) |
JP (1) | JP2007526053A (ja) |
KR (1) | KR20070015136A (ja) |
CN (1) | CN1953722A (ja) |
AU (1) | AU2005220016A1 (ja) |
BR (1) | BRPI0507340A (ja) |
CA (1) | CA2556579A1 (ja) |
IL (1) | IL177491A0 (ja) |
RU (1) | RU2372054C2 (ja) |
WO (1) | WO2005084589A1 (ja) |
ZA (1) | ZA200607693B (ja) |
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US20080027550A1 (en) | 2008-01-31 |
AU2005220016A1 (en) | 2005-09-15 |
BRPI0507340A (pt) | 2007-07-03 |
WO2005084589A1 (de) | 2005-09-15 |
ZA200607693B (en) | 2007-05-30 |
RU2372054C2 (ru) | 2009-11-10 |
CN1953722A (zh) | 2007-04-25 |
EP1720492A1 (de) | 2006-11-15 |
KR20070015136A (ko) | 2007-02-01 |
IL177491A0 (en) | 2006-12-10 |
EP1570813A1 (de) | 2005-09-07 |
RU2006134961A (ru) | 2008-04-10 |
CA2556579A1 (en) | 2005-09-15 |
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