JP4621731B2 - 拡張可能な骨装置 - Google Patents
拡張可能な骨装置 Download PDFInfo
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- JP4621731B2 JP4621731B2 JP2007506906A JP2007506906A JP4621731B2 JP 4621731 B2 JP4621731 B2 JP 4621731B2 JP 2007506906 A JP2007506906 A JP 2007506906A JP 2007506906 A JP2007506906 A JP 2007506906A JP 4621731 B2 JP4621731 B2 JP 4621731B2
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- 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
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/885—Tools for expanding or compacting bones or discs or cavities therein
- A61B17/8852—Tools for expanding or compacting bones or discs or cavities therein capable of being assembled or enlarged, or changing shape, inside the bone or disc
- A61B17/8858—Tools for expanding or compacting bones or discs or cavities therein capable of being assembled or enlarged, or changing shape, inside the bone or disc laterally or radially expansible
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- A61F2/4455—Joints for the spine, e.g. vertebrae, spinal discs for the fusion of spinal bodies, e.g. intervertebral fusion of adjacent spinal bodies, e.g. fusion cages
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- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
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Description
Claims (30)
- 縦軸に沿って延在する単体であって、骨構造に隣接して配置するための収縮位置を有する変形可能な末端部分を含み、前記変形可能な末端部分は、比較的狭い切抜き部によって輪郭が形成された比較的広くて相互に隣接した支持面を含み、前記支持面は、比較的狭い変形可能なスプラインを介して前記単体の残りの部分と隣接し、前記変形可能な末端部分は、前記支持面が前記縦軸から離れて横方向外方にほぼ平行に動く拡張位置を有する単体と、
前記変形可能な末端部分に結合され、かつ前記変形可能な末端部分を前記収縮位置と前記拡張位置との間にて動かすように動作可能なアクチュエータと、
を含み、
前記支持面のそれぞれは、前記縦軸に沿って延在して比較的広い面を形成するように、前記縦軸に沿って配列された複数のスプラインを介して前記単体の残りの部分に連結される
ことを特徴とする拡張可能な骨装置。 - 前記支持面は、前記縦軸に対して反対方向に横方向外方に拡張する少なくとも1つの支持面対に配置されることを特徴とする請求項1に記載の拡張可能な骨装置。
- 前記少なくとも1つの支持面対は、前記縦軸に対して反対方向に横方向外方に対称に拡張することを特徴とする請求項2に記載の拡張可能な骨装置。
- 前記少なくとも1つの支持面対は、前記縦軸に対して反対方向に横方向外方に非対称に拡張することを特徴とする請求項2に記載の拡張可能な骨装置。
- 前記狭い切抜き部のいくつかは、前記縦軸にほぼ平行であることを特徴とする請求項1に記載の拡張可能な骨装置。
- 前記狭い切抜き部のいくつかは、前記縦軸に対してゼロ以外の角度を成すことを特徴とする請求項1に記載の拡張可能な骨装置。
- 前記変形可能なスプラインは、前記縦軸に沿って互いにほぼ等間隔に配置されることを特徴とする請求項1に記載の拡張可能な骨装置。
- 前記変形可能なスプラインの少なくともいくつかは、前記縦軸に沿って互いに異なる間隔を置いて配置されることを特徴とする請求項1に記載の拡張可能な骨装置。
- 前記単体は、前記縦軸を挟んで対向するほぼ平坦の対の部分を形成するように、前記縦軸にほぼ直交する折返し軸を中心に折り返され、
前記ほぼ平坦の対の部分のそれぞれは、前記支持面を有することを特徴とする請求項1に記載の拡張可能な骨装置。 - 拡張可能な装置の前記単体の2つの間を連結するブリッジ要素をさらに含むことを特徴とする請求項1に記載の拡張可能な骨装置。
- 前記変形可能な末端部分は、骨構造に接着するように適合された少なくとも1つの平滑でない表面を含むことを特徴とする請求項1に記載の拡張可能な骨装置。
- 前記単体は、前記変形可能な末端部分の遠位に非変形末端部片を含むことを特徴とする請求項1に記載の拡張可能な骨装置。
- 前記アクチュエータは、少なくとも1つの折り目線を備えた細長いストリップを含み、そこを中心に前記細長いストリップが折曲げ可能であることを特徴とする請求項1に記載の拡張可能な骨装置。
- 前記アクチュエータは、弓形の拡張形状と、多角形状との少なくとも1つを有することを特徴とする請求項13に記載の拡張可能な骨装置。
- 前記変形可能な末端部分を支持する支持構造をさらに含み、前記支持構造は、少なくとも1つの折り目線を備えた細長いストリップを含み、そこを中心に前記細長いストリップが折曲げ可能であることを特徴とする請求項1に記載の拡張可能な骨装置。
- 縦軸に沿って延在する単体であって、骨構造に隣接して配置するための収縮位置を有する変形可能な末端部分を含み、前記変形可能な末端部分は、比較的狭い切抜き部によって輪郭が形成された比較的広くて相互に隣接した支持面を含み、前記支持面は、比較的狭い変形可能なスプラインを介して前記単体の残りの部分と隣接し、前記変形可能な末端部分は、前記支持面が前記縦軸から離れて横方向外方にほぼ平行に動く拡張位置を有する単体を備え、
前記支持面は、前記縦軸方向に延在して比較的広い面積を形成するように、前記縦軸方向に位置する複数のスプラインを介して前記単体の残りの部分に連結され、
前記変形可能な部分は、立体的な角柱形状を含む前記拡張位置を有することを特徴とする拡張可能な骨装置。
ことを特徴とする拡張可能な骨装置。 - 前記変形可能な部分は、バルーンによって拡張可能であることを特徴とする請求項16に記載の拡張可能な骨装置。
- 前記変形可能な部分は、固有のばね弾性によって拡張可能であることを特徴とする請求項16に記載の拡張可能な骨装置。
- 前記変形可能な部分は、形状記憶合金から構成されることを特徴とする請求項16に記載の拡張可能な骨装置。
- 前記変形可能な部分は、立体的な角柱形状に拡張可能であることを特徴とする請求項16に記載の拡張可能な骨装置。
- 前記拡張可能な装置は、経椎弓根法によって導入可能であり、かつ前記ブリッジ要素によって周囲構造に係止可能であることを特徴とする請求項10に記載の拡張可能な骨装置。
- 前記ブリッジ要素は、剛性であり、かつ前記拡張可能な装置に連結するように適合されて、癒合による固定を実現することを特徴とする請求項10に記載の拡張可能な骨装置。
- 前記ブリッジ要素は、可撓性であり、前記拡張可能な装置に連結するように適合されて、癒合によらない固定を実現することを特徴とする請求項10に記載の拡張可能な骨装置。
- 前記ブリッジ要素は、前記拡張可能な装置の高さとは異なる脊椎の高さにて、さらに他の装置と連結可能であることを特徴とする請求項10に記載の拡張可能な骨装置。
- 前記拡張可能な骨装置は、椎体圧迫骨折を治療するように適合されて体内で拡張可能な装置を含むことを特徴とする請求項1に記載の拡張可能な骨装置。
- 前記拡張可能な骨装置を取り出し、回収するための回収スリーブをさらに含み、
前記回収スリーブは、前記支持面を収縮させるように、前記変形可能な末端部分の方に遠位に押されるように適合されていることを特徴とする請求項1に記載の拡張可能な骨装置。 - 前記拡張可能な骨装置の動きを近位と遠位とのどちらにも制限するように適合された係止機構をさらに含むことを特徴とする請求項1に記載の拡張可能な骨装置。
- 前記係止機構は、前記拡張可能な骨装置の近位部分にねじ付くねじ付き固定具を含むことを特徴とする請求項27に記載の拡張可能な骨装置。
- 前記拡張可能な骨装置は、癒合を促進するために脊椎の椎間板空間内に配置可能な椎体間癒合装置を含むことを特徴とする請求項1に記載の拡張可能な骨装置。
- 縦軸に沿って延在する単体であって、骨構造に隣接して配置するための収縮位置を有する変形可能な末端部分を含み、前記変形可能な末端部分は、比較的狭い切抜き部によって輪郭が形成された比較的広くて相互に隣接した支持面を含み、前記支持面は、比較的狭い変形可能なスプラインを介して前記単体の残りの部分と隣接し、前記変形可能な末端部分は、前記支持面が前記縦軸から離れて横方向外方にほぼ平行に動く拡張位置を有する単体を備え、
前記支持面は、前記縦軸方向に延在して比較的広い面積を形成するように、前記縦軸方向に位置する複数のスプラインを介して前記単体の残りの部分に連結され、
前記単体は、
前記拡張可能な骨装置の動きを前記縦軸に対して近位と遠位とのどちらにも制限するように適合された係止機構を含むことを特徴とする拡張可能な骨装置。
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US10/816,809 US7507241B2 (en) | 2004-04-05 | 2004-04-05 | Expandable bone device |
PCT/IL2005/000375 WO2005096975A2 (en) | 2004-04-05 | 2005-04-05 | Expandable bone device |
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EP (1) | EP1744691B1 (ja) |
JP (1) | JP4621731B2 (ja) |
CN (1) | CN100518681C (ja) |
AU (1) | AU2005230734B2 (ja) |
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US20040049283A1 (en) * | 2002-06-04 | 2004-03-11 | Tushar Patel | Medical implant and method of reducing back pain |
US7087055B2 (en) * | 2002-06-25 | 2006-08-08 | Sdgi Holdings, Inc. | Minimally invasive expanding spacer and method |
US20050113836A1 (en) * | 2003-11-25 | 2005-05-26 | Lozier Antony J. | Expandable reamer |
-
2004
- 2004-04-05 US US10/816,809 patent/US7507241B2/en active Active
-
2005
- 2005-04-05 WO PCT/IL2005/000375 patent/WO2005096975A2/en active Application Filing
- 2005-04-05 CA CA002563246A patent/CA2563246A1/en not_active Abandoned
- 2005-04-05 EP EP05718947.4A patent/EP1744691B1/en not_active Revoked
- 2005-04-05 CN CNB2005800183891A patent/CN100518681C/zh not_active Expired - Fee Related
- 2005-04-05 AU AU2005230734A patent/AU2005230734B2/en not_active Ceased
- 2005-04-05 JP JP2007506906A patent/JP4621731B2/ja not_active Expired - Fee Related
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2009
- 2009-03-01 US US12/395,671 patent/US8894656B2/en active Active
Also Published As
Publication number | Publication date |
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US20090163918A1 (en) | 2009-06-25 |
EP1744691B1 (en) | 2016-08-17 |
CN1964673A (zh) | 2007-05-16 |
EP1744691A2 (en) | 2007-01-24 |
US20050228391A1 (en) | 2005-10-13 |
AU2005230734A1 (en) | 2005-10-20 |
CA2563246A1 (en) | 2005-10-20 |
CN100518681C (zh) | 2009-07-29 |
JP2008502374A (ja) | 2008-01-31 |
WO2005096975A3 (en) | 2006-01-26 |
WO2005096975A2 (en) | 2005-10-20 |
AU2005230734B2 (en) | 2010-03-04 |
US8894656B2 (en) | 2014-11-25 |
US7507241B2 (en) | 2009-03-24 |
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