JP2012532693A - 可撓性を有する椎体間装置 - Google Patents
可撓性を有する椎体間装置 Download PDFInfo
- Publication number
- JP2012532693A JP2012532693A JP2012519768A JP2012519768A JP2012532693A JP 2012532693 A JP2012532693 A JP 2012532693A JP 2012519768 A JP2012519768 A JP 2012519768A JP 2012519768 A JP2012519768 A JP 2012519768A JP 2012532693 A JP2012532693 A JP 2012532693A
- Authority
- JP
- Japan
- Prior art keywords
- interbody device
- adjacent vertebrae
- intervertebral
- intervertebral disc
- fixation
- 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.)
- Granted
Links
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Abstract
Description
Claims (24)
- 複数の間隔をおいて位置する缶形状の部材30を有する椎体間装置20を含み、これら部材は、単独の可撓性のブリッジ60によって互いに接続され、中央部分において所定の距離の間隔をおいて位置し、これら部材30を前記ブリッジ60から離隔する複数の緩衝領域を形成することを特徴とする椎間内に挿入、隣接する椎骨間の椎間板置換または隣接する椎骨の固定に使用される椎体間装置20。
- 隣接する椎骨と接触するための上下面および骨移植材を収容するためにこれら上下面の間に少なくとも1つの開口部46を有する複数の缶状部材30を含むことを特徴とする請求項1記載の椎間内に挿入、隣接する椎骨間の椎間板置換または隣接する椎骨の固定に使用される椎体間装置20。
- 隣接する椎骨と接触するための上下面をそれぞれ有し、かつ、これら上下面の間に配される前壁40と後壁44をそれぞれ有する一組の間隔をおいて位置する缶状部材30を含むことを特徴とする請求項1記載の椎間内に挿入、隣接する椎骨間の椎間板置換または隣接する椎骨の固定に使用される椎体間装置20。
- 前記間隔をおいて位置する缶状部材30が前記前壁の一部に沿って前記ブリッジ60に固定されていることを特徴とする請求項3記載の椎間内に挿入、隣接する椎骨間の椎間板置換または隣接する椎骨の固定に使用される椎体間装置20。
- 前記前壁40がその一部に沿って凸状であり、前記缶状部材30がこの凸状部分に沿って前記ブリッジ60に固定されていることを特徴とする請求項3記載の椎間内に挿入、隣接する椎骨間の椎間板置換または隣接する椎骨の固定に使用される椎体間装置20。
- 前記前壁40がその一部に沿って凹状であり、前記缶状部材30がこの凹状部分に沿って前記ブリッジ60の固定されていることを特徴とする請求項3記載の椎間内に挿入、隣接する椎骨間の椎間板置換または隣接する椎骨の固定に使用される椎体間装置20。
- 所定の高さの前壁40をそれぞれ有し、かつ、この前壁の高さより幅の狭いブリッジ60を有する一組の間隔をおいて位置する缶状部材30を含むことを特徴とする請求項1記載の椎間内に挿入、隣接する椎骨間の椎間板置換または隣接する椎骨の固定に使用される椎体間装置20。
- 互いに間隔をおいて位置して、間に緩衝領域を形成する遠位に位置する缶状部材30および近位に位置する缶状部材30を含むことを特徴とする請求項1記載の椎間内に挿入、隣接する椎骨間の椎間板置換または隣接する椎骨の固定に使用される椎体間装置20。
- 椎体間装置20が椎間内に位置決めされた際に隣接する椎骨と係合する上下波状面33を有する複数の缶状部材30を含むことを特徴とする請求項1記載の椎間内に挿入、隣接する椎骨間の椎間板置換または隣接する椎骨の固定に使用される椎体間装置20。
- 互いに間隔をおいて位置する遠位に位置する缶状部材30と近位に位置する缶状部材30とを含み、この近位に位置する缶状部材が椎体間装置20を挿入ツールに固定するための連結部50をその近位端に有することを特徴とする請求項1記載の椎間内に挿入、隣接する椎骨間の椎間板置換または隣接する椎骨の固定に使用される椎体間装置20。
- X線技術を利用して椎体間装置20の位置を確認するために椎体間装置の複数の場所に配された複数のX線マーカーを含むことを特徴とする請求項1記載の椎間内に挿入、隣接する椎骨間の椎間板置換または隣接する椎骨の固定に使用される椎体間装置20。
- ポリエーテルエーテルケトン、ニチノールおよびチタニウム材を含むことを特徴とする請求項1記載の椎間内に挿入、隣接する椎骨間の椎間板置換または隣接する椎骨の固定に使用される椎体間装置20。
- 隣接する椎骨と接触する上面32および下面34、遠位端および近位端、前壁40を有する第1缶状部材30と、
隣接する椎骨と接触する上面32および下面34、遠位端および近位端、前壁40を有し、この遠位端が前記第1缶状部材の近位端から所定の距離をおいて位置する第2缶状部材30と、
前記第1缶状部材の遠位端と前記第2缶状部材の近位端に固定された可撓性のブリッジ60とを含み、緩衝領域38がこのブリッジ60と前記缶状部材30の前壁の間の空隙によって形成され、前記可撓性ブリッジ60と前記缶状部材30の間で少なくとも2つの面において撓みを生じさせることを特徴とする椎間内に挿入、隣接する椎骨間の椎間板置換または隣接する椎骨の固定に使用される椎体間装置20。 - それぞれ前壁44を有し、かつ、それぞれ骨移植材を受けるために前記上下面を通る開口部46を有する第1および第2缶状部材30を含むことを特徴とする請求項13記載の椎間内に挿入、隣接する椎骨間の椎間板置換または隣接する椎骨の固定に使用される椎体間装置20。
- 椎体間装置20が椎間に挿入された際に隣接する椎骨に係合する各缶状部材に位置する上下の波状面33を含むことを特徴とする請求項13記載の椎間内に挿入、隣接する椎骨間の椎間板置換または隣接する椎骨の固定に使用される椎体間装置20。
- 前記上下面の間で近位端に空隙56および挿入ツールと係合するためにこの空隙56と交差する前記上下面の間に固定されているピン59を有する第2缶状部材30を含むことを特徴とする請求項13記載の椎間内に挿入、隣接する椎骨間の椎間板置換または隣接する椎骨の固定に使用される椎体間装置20。
- 椎体間装置20を挿入ツールに固定するための前記第2の缶状部材30の近位端に固定されている連結部50を含むことを特徴とする請求項13記載の椎間内に挿入、隣接する椎骨間の椎間板置換または隣接する椎骨の固定に使用される椎体間装置20。
- 前記近位端から遠位端へと配された前記第1および第2缶状部材30それぞれを通る一組の対向する縫合糸の経路32を含み、この縫合糸がこの経路32を通されて、椎間内の椎体間装置20を操作することを特徴とする請求項13記載の椎間内に挿入、隣接する椎骨間の椎間板置換または隣接する椎骨の固定に使用される椎体間装置20。
- 前記可撓性のブリッジ60が凸状であり、このブリッジが前記缶状部材30の間での圧縮および撓むことを特徴とする請求項13記載の椎間内に挿入、隣接する椎骨間の椎間板置換または隣接する椎骨の固定に使用される椎体間装置20。
- 前記可撓性ブリッジ30が前記缶状部材30の前記前壁40とほぼ同じ幅であることを特徴とする請求項13記載の椎間内に挿入、隣接する椎骨間の椎間板置換または隣接する椎骨の固定に使用される椎体間装置20。
- それぞれ内壁および後壁を有する第1および第2缶状部材30を含み、前記内壁が前記可撓性ブリッジ60から間隔をおいて位置し、前記缶状部材と可撓性ブリッジの間に空隙38を形成していることを特徴とする請求項13記載の椎間内に挿入、隣接する椎骨間の椎間板置換または隣接する椎骨の固定に使用される椎体間装置20。
- 前記第1缶状部材30の遠位端および前記第2缶状部材30の近位端に固定された第2の可撓性ブリッジ60を含み、緩衝領域38が前記可撓性ブリッジ60、前記第2可撓性ブリッジ60および前記缶状部材30の前壁40との間の領域に形成されていることを特徴とする請求項13記載の椎間内に挿入、隣接する椎骨間の椎間板置換または隣接する椎骨の固定に使用される椎体間装置20。
- 椎体間装置を椎間に挿入しやすくするために縁取りされた遠位縁部31を有する第1缶状部材30を含むことを特徴とする請求項13記載の椎間内に挿入、隣接する椎骨間の椎間板置換または隣接する椎骨の固定に使用される椎体間装置20。
- 前記第1および第2缶状部材30および前記可撓性ブリッジ60が同じ材料から一体に形成されていることを特徴とする請求項13記載の椎間内に挿入、隣接する椎骨間の椎間板置換または隣接する椎骨の固定に使用される椎体間装置20。
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BRPI1012883B8 (pt) | 2021-06-22 |
US20110009969A1 (en) | 2011-01-13 |
EP2451403B1 (en) | 2016-04-27 |
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WO2011006081A1 (en) | 2011-01-13 |
JP2012532691A (ja) | 2012-12-20 |
WO2011006081A4 (en) | 2011-03-31 |
JP5643305B2 (ja) | 2014-12-17 |
EP2451404A1 (en) | 2012-05-16 |
US10835386B2 (en) | 2020-11-17 |
JP5699143B2 (ja) | 2015-04-08 |
US20110009970A1 (en) | 2011-01-13 |
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