JP4547420B2 - 関節形成用脊椎プロテーゼ及び挿入装置 - Google Patents
関節形成用脊椎プロテーゼ及び挿入装置 Download PDFInfo
- Publication number
- JP4547420B2 JP4547420B2 JP2007506427A JP2007506427A JP4547420B2 JP 4547420 B2 JP4547420 B2 JP 4547420B2 JP 2007506427 A JP2007506427 A JP 2007506427A JP 2007506427 A JP2007506427 A JP 2007506427A JP 4547420 B2 JP4547420 B2 JP 4547420B2
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- JP
- Japan
- Prior art keywords
- prosthesis
- support member
- joint
- pivot axis
- pivot
- 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 - Fee Related
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- A61F2230/0065—Three-dimensional shapes toroidal, e.g. ring-shaped, doughnut-shaped
-
- 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
- A61F2250/00—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2250/0058—Additional features; Implant or prostheses properties not otherwise provided for
- A61F2250/0096—Markers and sensors for detecting a position or changes of a position of an implant, e.g. RF sensors, ultrasound markers
- A61F2250/0098—Markers and sensors for detecting a position or changes of a position of an implant, e.g. RF sensors, ultrasound markers radio-opaque, e.g. radio-opaque markers
-
- 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
- A61F2310/00395—Coating or prosthesis-covering structure made of metals or of alloys
- A61F2310/00407—Coating made of titanium or of Ti-based 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
-
- 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
- A61F2310/00976—Coating or prosthesis-covering structure made of proteins or of polypeptides, e.g. of bone morphogenic proteins BMP or of transforming growth factors TGF
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Transplantation (AREA)
- Heart & Thoracic Surgery (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Cardiology (AREA)
- Neurology (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Physical Education & Sports Medicine (AREA)
- Prostheses (AREA)
Description
Claims (16)
- 脊椎関節形成用のプロテーゼであって、
前後方向及び横方向の第1のピボット軸線を有する第1の支持部材と、
前後方向及び横方向の第2のピボット軸線を有する第2の支持部材と、
第1の関節部分及び第2の関節部分を有する関節部材と、を有し、
前記第1の関節部分は、前記第1のピボット軸線においてピボット運動するように、前記第1の支持部材とピボット運動可能に連結した第1のピボット運動連結部を有し、
前記第2の関節部分は、前記第2のピボット軸線においてピボット運動するように、前記第2の支持部材とピボット運動可能に連結した第2のピボット運動連結部を有し、
前記第1の関節部分及び前記第2の関節部分は、それらの間の箇所で互いに対して並進運動するように互いに連結され、それにより、前記第1の支持部材、前記第1のピボット運動連結部、及び前記第1のピボット軸線を、前記第2の支持部材、前記第2のピボット運動連結部、及び前記第2のピボット軸線に対して並進運動させ、
前記第1の支持部材、前記関節部材、及び前記第2の支持部材は、協働して、椎骨を脊柱の前記プロテーゼの両側で支持するように構成され、
前記プロテーゼは、それが脊柱に埋込まれたときに前記関節部材が椎間板に一致する箇所に配置されるように構成される、プロテーゼ。 - 前記関節部材は、横方向及び前後方向に沿った前記並進運動を所定の範囲に制限するように構成され、且つ、前記第1のピボット軸線及び前記第2のピボット軸線の両方に沿った前記ピボット運動を所定の範囲に制限するように構成される、請求項1に記載のプロテーゼ。
- 前記第1の関節部分及び前記第2の関節部分は、互いに対して並進運動可能であり、それにより、前記第1の支持部材、前記第2の支持部材、第1のピボット軸線、及び第2のピボット軸線を、前記第1の支持部材及び前記第2の支持部材のピボット運動と実質的に独立して、互いに対して並進運動させる、請求項1又は2に記載のプロテーゼ。
- 前記関節部材は、第1の支持部材及び第2の支持部材の間の相対的な軸線方向の回転を可能にするように構成される、請求項1〜3のいずれか1項に記載のプロテーゼ。
- 第1の支持部材は、脊柱の第1の椎骨に係合するように構成された第1の骨接触部材を含み、
前記第1の骨接触部材は、骨用ファスナを取付けるように構成されたファスナ取付け部分を有し、
前記骨用ファスナをそれが第1の堆骨の骨端リングを貫くように前記ファスナ取付け部分から取付けて、前記第1の骨接触部材を前記第1の堆骨に取付けるために、前記第1の骨接触部材は、前記骨端リングを取付け位置においてファスナ取付け部分に対して位置決めするように配置され且つ配向された椎骨接触面を有する、請求項1〜4のいずれか1項に記載のプロテーゼ。 - 前記ファスナ取付け部分は、ネジ山付きの外科用ファスナを受入れる開口を有し、且つ、前記外科用ファスナを前記骨端リングの中に対角線状に挿入するように配向される、請求項5に記載のプロテーゼ。
- 前記椎骨接触面は、前記骨端リングを前記取付け位置に配置するために、前記椎体の軸線方向面及び半径方向面を捕捉するように向けられる、請求項5に記載のプロテーゼ。
- X線、MRI又はCTスキャン中の前記プロテーゼの視認性を減少させるように、前記第1及び第2の支持部材及び前記第1の及び第2の関節部材の少なくとも1つが放射線透過性材料で作られる、請求項1〜7のいずれか1項に記載のプロテーゼ。
- 前記第1及び第2の支持部材は、X線、MRI又はCTスキャン中に見ることができる放射線不透過性のマーカーを有する、請求項8に記載のプロテーゼ。
- 前記第1の支持部材は、脊椎接触部材を含む、請求項1〜9のいずれか1項に記載のプロテーゼ。
- 前記第2の支持部材は、プロテーゼ椎体部分を含む、請求項1〜10のいずれか1項に記載のプロテーゼ。
- 前記第2のピボット軸線は、前記第2の支持部材の上側本体の前後方向及び横方向ピボット軸線を含み、
前記第2の支持部材は、第3のピボット軸線を有し、前記第3のピボット軸線は、前記第2の支持部材の下側本体の前後方向及び横方向ピボット軸線を含む、請求項1〜11のいずれか1項に記載のプロテーゼ。 - 更に、前後方向及び横方向の第4のピボット軸線を有する第3の支持部材と、
第3の関節部分及び第4の関節部分を有する第2の関節部材と、を有し、
前記第3の関節部分は、前記第3のピボット軸線においてピボット運動するように、前記第2の支持部材とピボット運動可能に連結した第3のピボット運動連結部を有し、
前記第4の関節部分は、前記第4のピボット軸線においてピボット運動するように、前記第3の支持部材とピボット運動可能に連結した第4のピボット運動連結部を有する、請求項12に記載のプロテーゼ。 - 前記第3の支持部材は、脊椎接触部材を含む、請求項13に記載のプロテーゼ。
- 前記第3の関節部分及び前記第4の関節部分は、前記第3のピボット運動連結部と前記第4のピボット運動連結部の間の箇所で互いに対して並進運動可能であり、それにより、前記第2の支持部材、前記第3の支持部材、及び前記ピボット運動軸線を互いに対して並進運動させる、請求項13又は14に記載のプロテーゼ。
- 前記第1の関節部分及び前記第2の関節部分は、前記並進運動を可能にするために互いに摺動接触する、請求項1〜15のいずれか1項に記載のプロテーゼ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/810,610 US8070816B2 (en) | 2004-03-29 | 2004-03-29 | Arthroplasty spinal prosthesis and insertion device |
PCT/US2005/010304 WO2005094297A2 (en) | 2004-03-29 | 2005-03-28 | Arthroplasty spinal prosthesis and insertion device |
Publications (3)
Publication Number | Publication Date |
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JP2007530243A JP2007530243A (ja) | 2007-11-01 |
JP2007530243A5 JP2007530243A5 (ja) | 2008-05-15 |
JP4547420B2 true JP4547420B2 (ja) | 2010-09-22 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2007506427A Expired - Fee Related JP4547420B2 (ja) | 2004-03-29 | 2005-03-28 | 関節形成用脊椎プロテーゼ及び挿入装置 |
Country Status (4)
Country | Link |
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US (2) | US8070816B2 (ja) |
EP (1) | EP1729694A4 (ja) |
JP (1) | JP4547420B2 (ja) |
WO (1) | WO2005094297A2 (ja) |
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WO2005094297A3 (en) | 2006-01-19 |
US20050216081A1 (en) | 2005-09-29 |
JP2007530243A (ja) | 2007-11-01 |
WO2005094297A2 (en) | 2005-10-13 |
US20120130497A1 (en) | 2012-05-24 |
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