JP4889724B2 - 側方進入路を含む脊椎システムおよび方法 - Google Patents
側方進入路を含む脊椎システムおよび方法 Download PDFInfo
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- JP4889724B2 JP4889724B2 JP2008504217A JP2008504217A JP4889724B2 JP 4889724 B2 JP4889724 B2 JP 4889724B2 JP 2008504217 A JP2008504217 A JP 2008504217A JP 2008504217 A JP2008504217 A JP 2008504217A JP 4889724 B2 JP4889724 B2 JP 4889724B2
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- implant
- retractor
- end portion
- instrument
- trial
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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
- 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
- A61F2310/00017—Iron- or Fe-based alloys, e.g. stainless steel
-
- 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
- A61F2310/00005—The prosthesis being constructed from a particular material
- A61F2310/00011—Metals or alloys
- A61F2310/00029—Cobalt-based alloys, e.g. Co-Cr alloys or Vitallium
-
- 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
- A61F2310/00179—Ceramics or ceramic-like structures
- A61F2310/00293—Ceramics or ceramic-like structures containing a phosphorus-containing compound, e.g. 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
- A61F2310/00005—The prosthesis being constructed from a particular material
- A61F2310/00329—Glasses, e.g. bioglass
-
- 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
- A61F2310/00359—Bone or bony tissue
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Transplantation (AREA)
- Neurology (AREA)
- Heart & Thoracic Surgery (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Cardiology (AREA)
- Vascular Medicine (AREA)
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- Veterinary Medicine (AREA)
- Physical Education & Sports Medicine (AREA)
- Prostheses (AREA)
Description
本発明の幾つかの実施形態の第1および第2端部分207、209は、少なくとも部分的に潰れた状態で円板腔に挿入するように構築される。挿入された端部分を含む対称性インプラント201の高さは、本体を潰れた円板腔に挿入すると、潰れた円板腔を望ましい円板腔高さまで回復するような寸法にされる。挿入された端部分は、相対的に短い高さのせいで挿入を容易にすることができ、インプラント201の長さに沿って増加する高さが、潰れた円板腔を回復する。
Claims (17)
- 上部椎骨の終板と下部椎骨の終板との間にインプラントを配置するシステムであって、
異なる寸法の少なくとも2つの試行器具を有する試行器具のセットを備え、各試行器具が、
前記上部椎骨に向かって配置可能な上面と、
前記下部椎骨に向かって配置可能な下面と、
それぞれ前記上面および前記下面と合うように、自身から分岐する区画を有する、前端部分と、を備えており、
脊椎円板腔内に配置可能で、長手方向に沿って延在する長さを有する細長い本体を有するインプラントを備え、当該インプラントが、
前記上部椎骨に向かって配置可能な上面と、
前記下部椎骨に向かって配置可能な下面と、
前記上部椎骨及び前記下部椎骨の前記終板の間に挿入するために構成される前端部分、および反対側の後端部分と、
少なくとも部分的に凸状に曲線を描く前方側壁であって、前記前方側壁は、前記前端部分と前記後端部分との間に延在し、平坦な最前方部分、前記前端部分及び前記最前方部分の間を延在する第1の前方に面する凸状に曲線を描く表面部分、前記後端部分及び前記最前方部分の間を延在する第2の前方に面する凸状に曲線を描く表面部分を備える、前方側壁と、
前記前端部分と前記後端部分との間に延在し平坦な後方側壁とを備えており、
前記インプラントの中心位置が、前記インプラントの最大高さを規定するように、前記上面および前記下面の少なくとも一方が曲線を描き、前記インプラントが、前記前端部分及び前記後端部分の間で前記インプラントの前記長さに沿って、前記上面及び前記下面の間で変わる高さを規定し、
前記インプラントは、前記上面または前記下面に沿う係合部材を含み、当該係合部材は、前記インプラントの挿入方向に向かって傾斜して、挿入に対する抵抗を低下させた状態で、挿入切開部を通した前記インプラントの排除に抵抗し、
前記係合部材は、前記平坦な後方側壁と、前記前方側壁の前記平坦な最前方部分との間にある、前記上面または前記下面に設けられる、システム。 - 前記試行器具の少なくとも1つの前記上面が凸状に曲線を描く、請求項1に記載のシステム。
- 前記試行器具の少なくとも1つの前記下面が凸状に曲線を描く、請求項1に記載のシステム。
- 前記試行器具の少なくとも1つの前記前端部分が、前記上面と前記下面との間に延在する曲線である、請求項1に記載のシステム。
- 前記試行器具の前記前端部分が半径である、請求項4に記載のシステム。
- 前記試行器具の少なくとも1つがほぼ前記インプラントと同じ形状である、請求項1に記載のシステム。
- 前記インプラントの前記上面が凸状に曲線を描く、請求項1に記載のシステム。
- 前記インプラントの前記下面が凸状に曲線を描く、請求項1に記載のシステム。
- 前記前方側壁が、前記最前方部分と、前記前端部分と前記最前方部分との間に延在する第1曲線部分と、前記後端部分と前記最前方部分との間に延在する第2曲線部分とによって画定される、請求項1に記載のシステム。
- 前記システムがアクセス入口をさらに備え、当該アクセス入口は、切開部を通して挿入可能であり、前記試行器具又は前記インプラントが前記アクセス入口を通過する、請求項1に記載のシステム。
- 前記アクセス入口が管状ポートを備える、請求項10に記載のシステム。
- 前記アクセス入口が開創器を備える、請求項10に記載のシステム。
- 前記開創器が、
近位端および遠位端を有し、前記切開部内に配置可能である第1開創器部分と、
近位端および遠位端を有し、前記第1開創器部分と協働して前記切開部内に配置可能である第2開創器部分と、
前記第1および第2開創器部分の前記近位端間に結合する分離器具とを備え、前記分離器具は、前記第1および第2開創器部分を、前記第1および第2開創器部分が相互に隣接する挿入構成から、前記第1および第2部分が相互から分離される第2構成と変位するように動作可能である、請求項12に記載のシステム。 - 前記分離器具が軸の一方側に偏る、請求項13に記載のシステム。
- 前記分離器具に着脱式に装着可能な中間開創器をさらに備え、前記中間開創器が、前記分離器具から前記第1および第2開創器部分に向かって開創器ブレードへと延在する連結腕部を備え、前記開創器ブレードが前記連結腕部へと横方向に配置され、前記連結腕部が前記分離器具に装着されて、前記第1および第2開創器が前記第2構成である場合に、前記第1開創器部分と第2開創器部分との間で、前記切開部内に配置可能である、請求項13に記載のシステム。
- 前記アクセス入口を前記切開部に配置する前に、前記切開部の寸法を増大させるように構成された拡張器をさらに備える、請求項10に記載のシステム。
- 拡張器のセットをさらに備え、前記セットが、
前記セットの他の拡張器と比較して、相対的に小さい断面の初期挿入拡張器と、
前記初期挿入拡張器上に填り、前記切開部をさらに開く同心拡張器とを備える、請求項16に記載のシステム。
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US11/091,738 US7749269B2 (en) | 2005-03-28 | 2005-03-28 | Spinal system and method including lateral approach |
US11/091,738 | 2005-03-28 | ||
PCT/US2006/011050 WO2006104990A1 (en) | 2005-03-28 | 2006-03-28 | Spinal system and method including lateral approach |
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JP2008534135A JP2008534135A (ja) | 2008-08-28 |
JP4889724B2 true JP4889724B2 (ja) | 2012-03-07 |
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JP2008504217A Expired - Fee Related JP4889724B2 (ja) | 2005-03-28 | 2006-03-28 | 側方進入路を含む脊椎システムおよび方法 |
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US (5) | US7749269B2 (ja) |
EP (1) | EP1868538A1 (ja) |
JP (1) | JP4889724B2 (ja) |
CN (1) | CN101170967A (ja) |
AU (1) | AU2006230068B2 (ja) |
CA (1) | CA2602206A1 (ja) |
WO (1) | WO2006104990A1 (ja) |
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