JP5368383B2 - 多重らせん構造を有するステント装置 - Google Patents
多重らせん構造を有するステント装置 Download PDFInfo
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- JP5368383B2 JP5368383B2 JP2010142894A JP2010142894A JP5368383B2 JP 5368383 B2 JP5368383 B2 JP 5368383B2 JP 2010142894 A JP2010142894 A JP 2010142894A JP 2010142894 A JP2010142894 A JP 2010142894A JP 5368383 B2 JP5368383 B2 JP 5368383B2
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- stent
- elements
- zone
- stretching
- radial
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- A61F2230/0054—V-shaped
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Description
22a 延伸要素
22b 延伸要素
22c 延伸要素
24 第一端
26 第二端
32 縦軸線
38 半径方向延伸ゾーン
42 ブリッジ
44 接続ゾーン
46a 湾曲部
46b 湾曲部
Claims (21)
- 縦軸線を有するステントであって、
縦軸線に基本的に垂直に配向された少なくとも二つの半径方向延伸ゾーンを具備し、
各半径方向延伸ゾーンが少なくとも二つの波状延伸要素を具備する、ステントにおいて、
各半径方向延伸ゾーンにおける波状延伸要素が、半径方向延伸ゾーン内で互いに接合されておらず、少なくとも二つの波状延伸要素の各々が複数の波形を具備しており、
さらに、該ステントが、少なくとも二つの隣接する半径方向延伸ゾーンの間に接続ゾーンを具備しており、前記接続ゾーンが、縦軸線に平行な蓄積された長さを含む少なくとも二つのブリッジ要素を具備しており、
前記少なくとも二つのブリッジ要素が互いに接合している、ステント。 - 各半径方向延伸ゾーン内の波状延伸要素が、少なくとも一つの隣接する波状延伸要素に接合される、請求項1に記載のステント。
- 波状延伸要素の各々が、ステントの第一端からステントの第二端まで、連続するらせん状経路を形成する、請求項1に記載のステント。
- らせん状経路が階段状である、請求項3に記載のステント。
- 少なくとも一つのブリッジ要素が、蓄積された長さのための少なくとも一つの湾曲部を具備する、請求項1に記載のステント。
- 接続ゾーンが、接続ゾーン内で互いに接合する複数のブリッジ要素を接続ゾーンに含む、請求項5に記載のステント。
- ブリッジ要素が、交差する点で互いに接合する、請求項6に記載のステント。
- 少なくとも一つのブリッジ要素が、半径方向延伸のための少なくとも一つの湾曲部を具備する、請求項5に記載のステント。
- 半径方向延伸ゾーンの各々が、非延伸状態において全体としてステントから分離されたとき、延伸ゾーン内の波状延伸要素の各々が互いから直ちに分離される、請求項1に記載のステント。
- 半径方向延伸ゾーンの各々における波状延伸要素が、互いから単独で半径方向に延伸可能ではない、請求項1に記載のステント。
- 各半径方向延伸ゾーンが少なくとも三つの波状延伸要素を含む、請求項1に記載のステント。
- 縦軸線を有するステントであって、
縦軸線の周りに配列された複数の波状延伸要素を具備し、各々の波状延伸要素が、縦軸線の周りにらせん状に配向された第一ピッチ角度と、縦軸線に基本的に垂直に配向された第二ピッチ角度とを含むものである、ステントにおいて、
波状延伸要素の第二ピッチ角度が半径方向延伸ゾーン内で互いに整列されるように波状延伸要素が配向され、及び
波状延伸要素が半径方向延伸ゾーン内で互いに接続されておらず、及び
波状延伸要素の各々が少なくとも三つの連続した波形を具備しており、
さらに、該ステントが、少なくとも二つの隣接する半径方向延伸ゾーンの間に接続ゾーンを具備しており、前記接続ゾーンが、縦軸線に平行な蓄積された長さのための少なくとも一つの湾曲部を含む少なくとも一つのブリッジ要素を具備しており、前記少なくとも一つのブリッジ要素が、少なくとも三つの部位に接合している、ステント。 - 各波状要素が隣接する波状延伸要素に接続される、請求項12に記載のステント。
- 縦軸線に対して基本的に垂直に配向された一連の半径方向延伸ゾーンをステントが含み、
各半径方向延伸ゾーン内に少なくとも二つの別個の波状延伸要素がある、請求項12に記載のステント。 - 各半径方向延伸ゾーン内に少なくとも三つの別個の波状延伸要素がある、請求項14に記載のステント。
- 半径方向延伸ゾーンがステントから全体として分離されたとき、延伸ゾーン内の波状延伸要素の各々が互いにすぐに分離する、請求項12に記載のステント。
- 半径方向延伸ゾーン内の波状延伸要素が、互いから単独で半径方向に延伸可能ではない、請求項12に記載のステント。
- 縦軸線の周りを回る一連の少なくとも三つの画定されたらせん状の波状延伸要素と、
複数の半径方向延伸ゾーンであって、前記半径方向延伸ゾーン内で波状延伸要素が協働して半径方向延伸可能リングを形成する、複数の半径方向延伸ゾーンと、を具備するステントにおいて、
半径方向延伸ゾーン内の波状延伸要素が、互いから単独で半径方向に延伸可能ではなく、波状延伸要素の各々が少なくとも三つの連続した波形を具備しており、
さらに、該ステントが、少なくとも二つの隣接する半径方向延伸ゾーンの間に接続ゾーンを具備しており、前記接続ゾーンが、縦軸線に平行な蓄積された長さを含む少なくとも一つのブリッジ要素を具備しており、前記少なくとも一つのブリッジ要素が、少なくとも三つの部位に接合している、ステント。 - ステントが、半径方向延伸ゾーンの少なくとも一つに隣接する少なくとも一つの接続ゾーンを含む、請求項18に記載のステントにおいて、
波状延伸要素が、接続ゾーン内で互いに接合される、請求項18に記載のステント。 - 波状延伸要素が、半径方向延伸ゾーン内で互いに接合されない、請求項18に記載のステント。
- 縦軸線の周りを回る一連の少なくとも三つの画定されたらせん状の波状延伸要素と、
複数の半径方向延伸ゾーンであって、前記半径方向延伸ゾーン内で波状延伸要素が協働して半径方向延伸可能リングを形成する、複数の半径方向延伸ゾーンと、を具備するステントにおいて、
半径方向延伸ゾーン内の波状延伸要素が相互接続されておらず、
さらに、該ステントが、少なくとも二つの隣接する半径方向延伸ゾーンの間に接続ゾーンを具備しており、前記接続ゾーンが、縦軸線に平行な蓄積された長さを含む少なくとも一つのブリッジ要素を具備しており、前記少なくとも一つのブリッジ要素が、少なくとも三つの部位に接合している、ステント。
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Application Number | Priority Date | Filing Date | Title |
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US10/242,999 US20040054398A1 (en) | 2002-09-13 | 2002-09-13 | Stent device with multiple helix construction |
US10/242,999 | 2002-09-13 |
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JP2004536088A Division JP2005538769A (ja) | 2002-09-13 | 2003-09-03 | 多重らせん構造を有するステント装置 |
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US6761731B2 (en) * | 2002-06-28 | 2004-07-13 | Cordis Corporation | Balloon-stent interaction to help reduce foreshortening |
US6896697B1 (en) * | 2002-12-30 | 2005-05-24 | Advanced Cardiovascular Systems, Inc. | Intravascular stent |
-
2002
- 2002-09-13 US US10/242,999 patent/US20040054398A1/en not_active Abandoned
-
2003
- 2003-09-03 WO PCT/US2003/027541 patent/WO2004024033A1/en active Application Filing
- 2003-09-03 EP EP03751968A patent/EP1539036B1/en not_active Expired - Lifetime
- 2003-09-03 AU AU2003270074A patent/AU2003270074B2/en not_active Ceased
- 2003-09-03 JP JP2004536088A patent/JP2005538769A/ja not_active Withdrawn
- 2003-09-03 DE DE60334812T patent/DE60334812D1/de not_active Expired - Lifetime
- 2003-09-03 CA CA2497701A patent/CA2497701C/en not_active Expired - Fee Related
- 2003-09-03 AT AT03751968T patent/ATE486553T1/de not_active IP Right Cessation
-
2008
- 2008-06-26 US US12/146,656 patent/US20080262601A1/en not_active Abandoned
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2010
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Also Published As
Publication number | Publication date |
---|---|
EP1539036A1 (en) | 2005-06-15 |
JP2005538769A (ja) | 2005-12-22 |
US20080262601A1 (en) | 2008-10-23 |
CA2497701A1 (en) | 2004-03-25 |
US20040054398A1 (en) | 2004-03-18 |
AU2003270074B2 (en) | 2006-09-14 |
ATE486553T1 (de) | 2010-11-15 |
CA2497701C (en) | 2011-10-25 |
AU2003270074A1 (en) | 2004-04-30 |
EP1539036B1 (en) | 2010-11-03 |
DE60334812D1 (de) | 2010-12-16 |
WO2004024033A1 (en) | 2004-03-25 |
JP2010201244A (ja) | 2010-09-16 |
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