JP2017196447A - 閉塞面の外周縁部から延びるアンカーを有する閉塞デバイス - Google Patents
閉塞面の外周縁部から延びるアンカーを有する閉塞デバイス Download PDFInfo
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Abstract
Description
本出願は、2011年9月16日に出願された米国特許仮出願No.61/535,830の優先権を主張する。
σsample=(最大荷重/幅)/厚さ
ρsample=(質量/面積)/厚さ
密度は質量を体積で割って計算される。
本出願は、2011年9月16日に出願された米国特許仮出願No.61/535,830の優先権を主張する。
σsample=(最大荷重/幅)/厚さ
ρsample=(質量/面積)/厚さ
密度は質量を体積で割って計算される。
100 閉塞デバイス
102 フレーム要素
104 膜
106 閉塞面
107 円筒状領域
108 テーパー状領域
110 近位端
112 遠位端
114 外周縁部
Claims (24)
- 閉塞デバイスであって:
遠位端と近位端、及び送達形態と展開形態を有するフレーム要素;
外周縁部を有する閉塞面であって前記フレーム要素の前記近位端の方に位置する閉塞面;及び
前記閉塞面の前記外周縁部に位置する少なくとも一つのアンカー;
を含み、前記少なくとも一つのアンカーは前記閉塞面の前記外周縁部に対して鋭角に延びる閉塞デバイス。 - 前記少なくとも一つのアンカーは該閉塞デバイスの軸方向寸法に関して近位方向に突出する組織係合部材を含む請求項1に記載の閉塞デバイス。
- 前記少なくとも一つのアンカーは該閉塞デバイスの軸方向寸法に関して遠位方向に突出する組織係合部材を含む請求項1に記載の閉塞デバイス。
- 前記少なくとも一つのアンカーは前記アンカーの近くの前記フレーム要素から接線方向に延びる組織係合部材を含む請求項1に記載の閉塞デバイス。
- 前記少なくとも一つのアンカーは前記外周縁部によって画定される平面内に実質的に位置している請求項4に記載の閉塞デバイス。
- 前記閉塞面が凹状の配向を有する請求項1に記載の閉塞デバイス。
- 前記閉塞面が凸状の配向を有する請求項1に記載の閉塞デバイス。
- 前記閉塞面が実質的に平面の配向を有する請求項1に記載の閉塞デバイス。
- 前記外周縁部に複数のアンカーが配置されている請求項1に記載の閉塞デバイス。
- 前記フレームがテーパー状領域を含む請求項1に記載の閉塞デバイス。
- 血液の通過を阻止するように構成された膜をさらに含み、前記膜は前記フレームの少なくとも一部分を覆う請求項1に記載の閉塞デバイス。
- 前記膜はフッ素ポリマーを含む請求項11に記載の閉塞デバイス。
- 前記膜はポリテトラフルオロエチレンを含む請求項11に記載の閉塞デバイス。
- 前記膜は延伸ポリテトラフルオロエチレンを含む請求項11に記載の閉塞デバイス。
- 前記フレームは複数のワイヤを含む請求項1に記載の閉塞デバイス。
- 前記複数のワイヤはニチノールを含む請求項15に記載の閉塞デバイス。
- 前記フレームが円筒状領域を含み、前記円筒状領域は前記閉塞面から略遠位方向に第1の距離延び、前記テーパー状領域が前記円筒状領域の遠位端から前記フレームの遠位端まで延びている請求項1に記載の閉塞デバイス。
- 前記円筒状領域と前記テーパー状領域の接続部の近くに配置された一つ以上のアンカーをさらに含む請求項17に記載の閉塞デバイス。
- 前記フレーム要素が花弁形状と前記花弁形状の頂点を含み、前記花弁形状の前記頂点は前記フレーム要素の曲がり部を含む請求項1に記載の閉塞デバイス。
- 前記少なくとも一つのアンカーが前記花弁形状の前記頂点に配置されている請求項19に記載の閉塞デバイス。
- 前記少なくとも一つのアンカーが第1のカフと第2のカフを含み、前記フレーム要素は前記第1及び第2のカフの各々を通過し、前記第1のカフは前記頂点の第1の側に位置し、前記第2のカフは前記頂点の前記第1の側と異なる第2の側に位置している請求項20に記載の閉塞デバイス。
- 血管を閉塞する方法であって:
(a)遠位端と近位端、及び送達形態と展開形態を有するフレーム要素;(b)外周縁部を有し、前記フレーム要素の近位端の方に位置する閉塞面;及び(c)前記閉塞面の前記外周縁部に位置する少なくとも一つのアンカー;を含み、前記少なくとも一つのアンカーの少なくとも一部分が前記閉塞面の前記外周縁部に対して鋭角に延びる閉塞デバイスを用意するステップ;
前記閉塞デバイスを前記送達形態に構成して、前記閉塞デバイスを送達部位へ進めるステップ;
前記閉塞デバイスを前記送達部位で展開するステップ;を含む方法。 - 前記送達部位が左心耳である請求項22に記載の方法。
- 前記少なくとも一つのアンカーが前記左心耳の入口部の近くの組織と係合する請求項23に記載の方法。
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JP2003529384A (ja) * | 1998-11-06 | 2003-10-07 | イーヴィースリー サニーヴェイル インコーポレイテッド | 左心房附属物を閉塞する方法および器具 |
JP2003529410A (ja) * | 1999-10-27 | 2003-10-07 | アトリテック インコーポレイテッド | 左心耳の小孔用のフィルター装置 |
JP2007502689A (ja) * | 2003-05-12 | 2007-02-15 | カーディオキネティックス・インコーポレイテッド | 心臓機能を改善するシステム |
US20090062838A1 (en) * | 2007-08-27 | 2009-03-05 | Cook Incorporated | Spider device with occlusive barrier |
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