JP2016526440A - 医療用デバイス留置システム - Google Patents
医療用デバイス留置システム Download PDFInfo
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Abstract
Description
本文献は、例えば体腔、導管、臓器、組織及び血管などの所望の位置に医療用デバイスを制御可能な状態で留置するのに有用な留置システムと方法を提供する。例えば、本明細書中に提供されるシステム及び方法は、医療用デバイスの経皮カテーテル留置に使用できる。実施形態は、閉塞器具(例えば、LAA閉塞器具)、フィルター(例えば、下大静脈フィルター又は塞栓フィルター)、及びステントを含めたさまざまな医療用デバイスを送達するのに利用できる。
Claims (28)
- 体内に医療用デバイスを送達するための送達システムであって、以下の:
公称直径、遠位端、及び近位端を有する本体部材、ここで、該本体部材の遠位端部分は、本体部材の公称直径より大きい直径を有する少なくとも1つの部分を有し;及び
公称直径、遠位端、及び近位端を有する本体固定部材、ここで、該本体固定部材は、前記本体部材が医療用デバイスに取外し可能なように結合できるように、少なくとも本体部材の遠位端部分に並行して協調的に係合するように構成される、
を含む送達システム。 - 前記医療用デバイスが、内径を有する穴を画定する接続機構を含み、ここで、前記本体固定部材が少なくとも前記本体部材の遠位端部分に並行して協調的に係合するとき、該接続機構の内径は、本体固定部材と、公称直径より大きい直径を有する本体部材の部分とを合わせた直径より小さく、そして、ここで、本体固定部材が少なくとも本体部材の遠位端部分に並行して協調的に係合するとき、該接続機構の内径は、本体固定部材と本体部材の公称直径をと合わせた直径より大きい、請求項1に記載の送達システム。
- 前記医療用デバイスが、内径を有する穴を画定する接続機構を含み、ここで、該接続機構の内径は、公称直径より大きい直径を有する本体部材の部分の直径より大きい、請求項1に記載の送達システム。
- 前記本体部材が、それぞれ公称直径より大きい直径を有する2つの部分を有し、ここで、該2つの部分は、接続機構と取外し可能なように結合するように構成される本体部材の結合部分がそれによって画定され、該本体部材の結合部分が公称直径を有するような間隔をおいて互いに離間される、請求項3に記載の送達システム。
- 前記本体部材及び本体固定部材の一方又は両方が、超弾性金属材料を含む、請求項4に記載の送達システム。
- 前記本体部材及び本体固定部材の一方又は両方が、ニチノールを含む、請求項4に記載の送達システム。
- シースをさらに含み、医療用デバイスが前記本体部材及び本体固定部材に結合されているとき、該シースが、該医療用デバイスにその管腔内を通過させるように配置される、請求項1に記載の送達システム。
- 前記の本体部材、本体固定部材、及びシースのそれぞれに結合した留置アクチュエーターをさらに含み、ここで、該留置アクチュエーターは、医療用デバイスの位置決定を制御するように配置される、請求項7に記載の送達システム。
- 前記本体固定部材が、本体部材の外面の溝内に協調的に係合している、請求項1に記載の送達システム。
- 前記拡大部分が、円筒形の区画を含む、請求項1に記載の送達システム。
- 前記拡大部分が、放射状突起を含む、請求項1に記載の送達システム。
- 以下の:
接触領域を有する医療用デバイス;
少なくとも3つの領域、第一の横断面積を有する第一の領域、第二の横断面積を有する第二の領域、及び第三の横断面積を有する第三の領域を有する本体部材、ここで、前記医療用デバイスの接触領域は、第二の領域と協調的に係合可能であり;
少なくとも第一の位置と第二の位置との間を本体部材に対して移動するように適合させた固定部材、ここで、前記医療用デバイスの接触領域が第二の領域に協調的に係合し、且つ、固定部材が第一の位置にあるとき、医療用デバイスの接触領域は、本体部材の第一の領域と第三の領域との間に保持され、そして、固定部材が第二の位置にあるとき、医療用デバイスの接触領域は、本体部材から取外し可能である、
を含むシステム。 - 前記第二の領域が、第一の領域と第三の領域との間に存在する、請求項12に記載のシステム。
- 前記固定部材が第一の位置にあるとき、固定部材が第二の領域と接触していて、そして、固定部材が第二の位置にあるとき、固定部材が第二の領域と接触していない、請求項12に記載のシステム。
- 前記第二の横断面積が前記第一の横断面積より小さく、且つ、前記第二の横断面積が前記第三の横断面積より小さい、請求項12に記載のシステム。
- 前記接触領域が、前記第二の領域と協調的に係合可能な穴を画定する、請求項12に記載のシステム。
- 前記の本体部材と固定部材の一方又は両方が、超弾性金属材料を含む、請求項12に記載のシステム。
- 前記本体部材と固定部材の一方又は両方が、ニチノールを含む、請求項12に記載のシステム。
- シースをさらに含み、医療用デバイスが本体部材に結合されるとき、該シースが、医療用デバイスにその管腔内を通過させるように配置される、請求項12に記載のシステム。
- 前記の本体部材、固定部材、及びシースのそれぞれに結合した留置アクチュエーターをさらに含み、ここで、該留置アクチュエーターは、医療用デバイスの位置決定を制御するように配置される、請求項19に記載のシステム。
- 前記第一及び第三の領域が、円筒形の区画である、請求項12に記載のシステム。
- 前記第一及び第三の領域が、放射状突起を含む、請求項12に記載のシステム。
- 前記本体部材が、該本体部材の外面の少なくとも一部に溝を含み、ここで、該固定部材の少なくとも一部が溝に係合する、請求項12に記載のシステム。
- 体内に医療用デバイスを留置する方法であって、
以下の:
公称直径、遠位端、及び近位端を有する本体部材、ここで、該本体部材の遠位端部分は、本体部材の公称直径より大きい直径を有する少なくとも1つの部分を有し;
公称直径、遠位端、及び近位端を有する本体固定部材、ここで、該本体固定部材は、前記本体部材が医療用デバイスの接続機構に取外し可能なように結合できるように、少なくとも本体部材の遠位端部分に並行して協調的に係合するように構成され、及び
留置シース、
を含む送達システムを準備し;
留置シース内に送達形態で医療用デバイスを構成し、そして、留置シースの遠位端を体内の目標留置部位に進め;そして、
医療用デバイスを留置すること、
を含む方法。 - 前記送達形態が:
本体部材及び本体固定部材と接続機構とを結合させ;そして、
薄型の形態で医療用デバイスを配置すること、
を含む、請求項24に記載の方法。 - 前記医療用デバイスを留置することが、以下の:
留置シースから医療用デバイスを出すように、本体部材及び本体固定部材に対して留置シースを移動させ;
本体固定部材の遠位チップが接続機構の近位に配置されるように、本体部材に対して本体固定部材を近位に引き込み:そして、
本体部材を引き込み、接続機構から本体部材を解放すること、
を含む、請求項25に記載の方法。 - 前記医療用デバイスが、閉塞器具又は濾過デバイスである、請求項24に記載の方法。
- 医療用デバイスの送達システムであって、以下の:
外面を有する長尺本体部材、ここで、該本体部材は、外面に沿った環状陥凹部を有し、該本体部材は、対置され、間隔をおいて存在する固定面を有し、該陥凹部は、固定面の間に軸方向に伸展し;
医療用デバイスに取り付けられた接続機構、ここで、該接続機構は、それを通して長尺本体部材を受け入れる穴を有し;及び
第一の位置と第二の位置との間で動くために作動できるように本体部材に結合された長尺固定部材、ここで、該第一の位置では、該固定部材が、穴を通って伸展し、そして、陥凹部内に接続機構を保持するように本体部材と協調し、固定面の間で軸方向に拘束され、そして、ここで、該第二の位置では、該固定部材が、本体部材に対して軸方向に作動し、穴から抜けて、本体部材及び接続機構の分離を可能にする、
を含む送達システム。
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PCT/US2014/044288 WO2014210280A2 (en) | 2013-06-26 | 2014-06-26 | Medical device deployment system |
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EP (1) | EP3013254B1 (ja) |
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CA (1) | CA2916473C (ja) |
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US11291452B2 (en) | 2022-04-05 |
ES2932409T3 (es) | 2023-01-18 |
US20150005808A1 (en) | 2015-01-01 |
KR20160024977A (ko) | 2016-03-07 |
EP3013254A2 (en) | 2016-05-04 |
WO2014210280A3 (en) | 2015-03-26 |
EP3013254B1 (en) | 2022-09-07 |
AU2014302390A1 (en) | 2016-02-04 |
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CA2916473C (en) | 2018-05-08 |
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WO2014210280A2 (en) | 2014-12-31 |
AU2014302390B2 (en) | 2017-06-01 |
CA2916473A1 (en) | 2014-12-31 |
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