JP2022553806A - バリア装置、システム、及び方法 - Google Patents
バリア装置、システム、及び方法 Download PDFInfo
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- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
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- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
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- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
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- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
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- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
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- Veterinary Medicine (AREA)
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- Life Sciences & Earth Sciences (AREA)
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- Nursing (AREA)
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- Gastroenterology & Hepatology (AREA)
- Pulmonology (AREA)
- Prostheses (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Surgical Instruments (AREA)
Abstract
Description
バリア装置の態様は、自己拡張型の遠位ステントを含み得る。バリア装置は、近位端、遠位端、及びそれらを通って延びるルーメンを有する、チューブ状バリアを含み得る。遠位ステントは、チューブ状部材の遠位端に配置され得る。自己拡張型の固定ステントは、チューブ状バリアの近位端に配置され得る。
Claims (15)
- バリア装置であって、
該バリア装置は自己拡張型の遠位ステントを備え、
該バリア装置はチューブ状バリアを備え、該チューブ状バリアは、近位端、遠位端、及びそれらを通って延びるルーメンを有し、前記遠位ステントが前記チューブ状バリアの前記遠位端に配置されており、
該バリア装置は自己拡張型の固定ステントを備え、該固定ステントは前記チューブ状バリアの前記近位端に配置される、バリア装置。 - 前記バリア装置が、前記チューブ状バリアの前記近位端と前記遠位端との間に少なくとも1つの自己拡張型の中間ステントをさらに備える、請求項1に記載の装置。
- 前記チューブ状バリアが、前記遠位ステント及び前記固定ステントの実質的に全てを被覆している、請求項1又は2に記載の装置。
- 前記固定ステントが、胃流出路の解剖学的構造の輪郭を実質的に模倣する拡張形態において、形状記憶を有する、請求項1~3のいずれか一項に記載の装置。
- 前記遠位ステントが、拡張形態においてリング状の構造を有する、請求項1~4のいずれか一項に記載の装置。
- 前記チューブ状バリアの前記ルーメンの周りに延びるヘリカルワイヤをさらに備える、請求項1~5のいずれか一項に記載の装置。
- 前記チューブ状バリアの壁の全体を通して複数のナノ繊維をさらに備える、請求項1~6のいずれか一項に記載の装置。
- 前記固定ステントの外面から延びる固定用突起をさらに備える、請求項1~7のいずれか一項に記載の装置。
- 前記チューブ状バリアが半透過性である、請求項1~8のいずれか一項に記載の装置。
- 前記チューブ状バリアが実質的に不透過性である、請求項1~8のいずれか一項に記載の装置。
- バリアシステムであって、
該バリアシステムはカテーテルを備え、該カテーテルは外側シース及び内側シースを含み、
該バリアシステムはバリア装置を備え、該バリア装置は送達形態で前記外側シース内に摺動自在に配置されており、該バリア装置は、
近位端及び遠位端を有するチューブ状バリアと、
前記チューブ状バリアの前記近位端に配置される自己拡張型の固定ステントと
を備え、
前記内側シースは、前記送達形態で前記チューブ状バリア内に摺動自在に配置される、バリアシステム。 - 前記バリア装置が、前記チューブ状バリアの前記遠位端に配置される自己拡張型の遠位ステントをさらに備える、請求項11に記載のシステム。
- 前記バリア装置が、前記チューブ状バリアの前記近位端と前記遠位端との間に少なくとも1つの自己拡張型の中間ステントをさらに備える、請求項11又は12に記載のシステム。
- 前記少なくとも1つの自己拡張型の中間ステントのそれぞれが、拡張形態においてリング状の構造を有する、請求項13に記載のシステム。
- 前記内側シースが、前記カテーテルの前記外側シースの直径と実質的に同じ大きさの直径の遠位端を備える、請求項11~14のいずれか一項に記載のシステム。
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PCT/US2020/058833 WO2021091977A1 (en) | 2019-11-05 | 2020-11-04 | Barrier devices, systems, and methods |
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Citations (6)
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US20050228504A1 (en) * | 2004-03-26 | 2005-10-13 | Demarais Denise M | Systems and methods for treating obesity |
JP2006507910A (ja) * | 2002-12-02 | 2006-03-09 | ジーアイ・ダイナミックス・インコーポレーテッド | 肥満症治療用スリーブ |
US20160058914A1 (en) * | 2014-08-28 | 2016-03-03 | Elwha Llc | Gastrointestinal Device With Associated Microbe-Promoting Agents |
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US20050228504A1 (en) * | 2004-03-26 | 2005-10-13 | Demarais Denise M | Systems and methods for treating obesity |
US20160058914A1 (en) * | 2014-08-28 | 2016-03-03 | Elwha Llc | Gastrointestinal Device With Associated Microbe-Promoting Agents |
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JP2018534093A (ja) * | 2015-09-23 | 2018-11-22 | サイナーズ メディカル,インコーポレイティド | 肥満治療用胃内装置 |
US20180214293A1 (en) * | 2017-01-30 | 2018-08-02 | Apollo Endosurgery Us, Inc. | Duodenal Sleeve and Anchor and Methods of Implantation |
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CN114585332A (zh) | 2022-06-03 |
KR20220068235A (ko) | 2022-05-25 |
EP3993733B1 (en) | 2024-01-17 |
KR102715547B1 (ko) | 2024-10-11 |
JP2024114734A (ja) | 2024-08-23 |
EP4321131A3 (en) | 2024-05-15 |
JP7507857B2 (ja) | 2024-06-28 |
EP3993733A1 (en) | 2022-05-11 |
EP4321131A2 (en) | 2024-02-14 |
WO2021091977A1 (en) | 2021-05-14 |
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