JP2023536910A - 胆道および/または膵道に沿った狭窄を処置するためのデバイス - Google Patents
胆道および/または膵道に沿った狭窄を処置するためのデバイス Download PDFInfo
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
- A61M25/09041—Mechanisms for insertion of guide wires
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/22—Implements for squeezing-off ulcers or the like on inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; for invasive removal or destruction of calculus using mechanical vibrations; for removing obstructions in blood vessels, not otherwise provided for
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- A—HUMAN NECESSITIES
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- A61B17/00—Surgical instruments, devices or methods
- A61B17/22—Implements for squeezing-off ulcers or the like on inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; for invasive removal or destruction of calculus using mechanical vibrations; for removing obstructions in blood vessels, not otherwise provided for
- A61B2017/22038—Implements for squeezing-off ulcers or the like on inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; for invasive removal or destruction of calculus using mechanical vibrations; for removing obstructions in blood vessels, not otherwise provided for with a guide wire
- A61B2017/22042—Details of the tip of the guide wire
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/22—Implements for squeezing-off ulcers or the like on inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; for invasive removal or destruction of calculus using mechanical vibrations; for removing obstructions in blood vessels, not otherwise provided for
- A61B2017/22094—Implements for squeezing-off ulcers or the like on inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; for invasive removal or destruction of calculus using mechanical vibrations; for removing obstructions in blood vessels, not otherwise provided for for crossing total occlusions, i.e. piercing
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
- A61M2025/09058—Basic structures of guide wires
- A61M2025/09083—Basic structures of guide wires having a coil around a core
- A61M2025/09091—Basic structures of guide wires having a coil around a core where a sheath surrounds the coil at the distal part
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- A—HUMAN NECESSITIES
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- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
- A61M2025/09116—Design of handles or shafts or gripping surfaces thereof for manipulating guide wires
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
- A61M2025/0915—Guide wires having features for changing the stiffness
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- A—HUMAN NECESSITIES
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- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
- A61M2025/09175—Guide wires having specific characteristics at the distal tip
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
- A61M2025/09175—Guide wires having specific characteristics at the distal tip
- A61M2025/09183—Guide wires having specific characteristics at the distal tip having tools at the distal tip
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
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Abstract
Description
上記実施形態のうちのいずれかに対して代替的にまたは付加的に、作動部材は、撚線ケーブルを含む。
上記実施形態のうちのいずれかに対して代替的にまたは付加的に、作動部材に対して結合されるハンドルをさらに備える。
上記実施形態のうちのいずれかに対して代替的にまたは付加的に、スリーブは、一定の外径を有する。
上記実施形態のうちのいずれかに対して代替的にまたは付加的に、作動部材は、撚線ケーブルを含む。
上記実施形態のうちのいずれかに対して代替的にまたは付加的に、作動部材に対して結合されるハンドルをさらに備え、作動部材を作動させる工程は、ハンドルを作動させる工程を含む。
上記実施形態のうちのいずれかに対して代替的にまたは付加的に、スリーブは、一定の外径を有する。
上記実施形態のうちのいずれかに対して代替的にまたは付加的に、コイル部材の遠位端部に隣接して配設される先端部部材をさらに備える。
いくつかの実施形態の上記概要は、本開示の開示されている各実施形態またはあらゆる実装を説明するようには意図されていない。以下に続く図面および詳細な説明は、これらの実施形態をより詳細に例示する。
あらゆる数値は、明示的に示されるか否かに関わらず、「約」という用語によって修正されることが本明細書において想定されている。「約」という用語は、一般に、記載された値と等価である(例えば、同じ機能または結果を有する)と当業者が考慮するであろう数字の範囲を指す。多くの場合において、「約」という用語は、最も近い有効数字に四捨五入される数字を含み得る。
本明細書および添付の特許請求の範囲において使用される場合、単数形の「a(ある)」、「an(1つ)」、および「the(その)」は、本内容が他の意味を明確に指示しない限り、複数の参照物を含む。本明細書および添付の特許請求の範囲において使用される場合、「または」という用語は、一般に、本内容が他の意味を明確に指示しない限り、「および/または」を含むその意味において採用される。
Claims (15)
- 胆道および/または膵道に沿った使用のためのガイドワイヤであって、
近位端部領域および遠位端部領域を有する細長いコア部材と、
前記細長いコア部材の前記遠位端部領域に沿って配設されるコイル部材と、
前記コイル部材に対して結合され、前記コイル部材を第1の構成と圧縮構成との間でシフトさせるように構成された作動部材であって、
前記コイル部材は、前記圧縮構成にある場合、胆道狭窄および/または膵臓狭窄にわたって前進させられるように構成される、作動部材と、
前記コイル部材上に配設されるスリーブと
を備える、ガイドワイヤ。 - 前記作動部材は、ワイヤを含む、請求項1に記載のガイドワイヤ。
- 前記作動部材は、撚線ケーブルを含む、請求項1または2に記載のガイドワイヤ。
- 前記作動部材は、前記コイル部材の遠位端部に対して固定される、請求項1乃至3のいずれか1項に記載のガイドワイヤ。
- 前記作動部材に対して結合されるハンドルをさらに備える、請求項1乃至4のいずれか1項に記載のガイドワイヤ。
- 前記コイル部材の遠位端部に隣接して配設される先端部部材をさらに備える、請求項1乃至5のいずれか1項に記載のガイドワイヤ。
- 前記スリーブは、一定の外径を有する、請求項1乃至6のいずれか1項に記載のガイドワイヤ。
- 胆道および/または膵道に沿った順行性狭窄交差のための方法であって、
前記胆道および/または膵道に沿った狭窄に隣接する位置へ可変剛性ガイドワイヤを前進させる工程であって、
前記可変剛性ガイドワイヤは、
近位端部領域および遠位端部領域を有する細長いコア部材、
前記遠位端部領域に沿って配設されるコイル部材、
前記コイル部材に対して結合される作動部材であって、前記コイル部材を第1の構成と圧縮構成との間でシフトさせるように構成される、作動部材、および
前記コイル部材上に配設されるスリーブ
を備える、前進させる工程と、
前記作動部材を作動させて、前記コイル部材を前記圧縮構成へシフトさせる工程と、
前記可変剛性ガイドワイヤを前記狭窄にわたって前進させる工程と
を備える方法。 - 前記胆道および/または膵道に沿った狭窄に隣接する位置へ前記可変剛性ガイドワイヤを前進させる工程は、内視鏡を通って前記可変剛性ガイドワイヤを前進させる工程を含む、請求項8に記載の方法。
- 前記胆道および/または膵道に沿った狭窄に隣接する位置へ前記可変剛性ガイドワイヤを前進させる工程は、十二指腸の壁を通って前記可変剛性ガイドワイヤを前進させる工程を含む、請求項8または9に記載の方法。
- 前記作動部材は、ワイヤを含む、請求項8乃至10のいずれか1項に記載の方法。
- 前記作動部材は、撚線ケーブルを含む、請求項8乃至11のいずれか1項に記載の方法。
- 前記作動部材は、前記コイル部材の遠位端部に対して固定される、請求項8乃至12のいずれか1項に記載の方法。
- 前記作動部材に対して結合されるハンドルをさらに備え、前記作動部材を作動させる工程は、前記ハンドルを作動させる工程を含む、請求項8乃至13のいずれか1項に記載の方法。
- 前記スリーブは、一定の外径を有する、請求項8乃至14のいずれか1項に記載の方法。
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US202063061522P | 2020-08-05 | 2020-08-05 | |
US63/061,522 | 2020-08-05 | ||
PCT/US2021/044513 WO2022031827A2 (en) | 2020-08-05 | 2021-08-04 | Devices and methods for treating a stricture along the biliary and/or pancreatic tract |
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JP2023536910A true JP2023536910A (ja) | 2023-08-30 |
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JP2023507577A Pending JP2023536910A (ja) | 2020-08-05 | 2021-08-04 | 胆道および/または膵道に沿った狭窄を処置するためのデバイス |
Country Status (5)
Country | Link |
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EP (1) | EP4171712A2 (ja) |
JP (1) | JP2023536910A (ja) |
KR (1) | KR20230044517A (ja) |
CN (1) | CN116194053A (ja) |
WO (1) | WO2022031827A2 (ja) |
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Publication number | Priority date | Publication date | Assignee | Title |
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US5605162A (en) * | 1991-10-15 | 1997-02-25 | Advanced Cardiovascular Systems, Inc. | Method for using a variable stiffness guidewire |
US5762615A (en) * | 1996-06-04 | 1998-06-09 | Cordis Corporation | Guideware having a distal tip with variable flexibility |
US6183420B1 (en) * | 1997-06-20 | 2001-02-06 | Medtronic Ave, Inc. | Variable stiffness angioplasty guide wire |
US20100191150A1 (en) * | 2009-01-27 | 2010-07-29 | Palme Jr Robert A | Guidewire |
US9918726B2 (en) * | 2012-03-07 | 2018-03-20 | Cook Medical Technologies Llc | Lumen re-entry system and method |
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2021
- 2021-08-04 JP JP2023507577A patent/JP2023536910A/ja active Pending
- 2021-08-04 CN CN202180065332.6A patent/CN116194053A/zh active Pending
- 2021-08-04 WO PCT/US2021/044513 patent/WO2022031827A2/en unknown
- 2021-08-04 EP EP21762241.4A patent/EP4171712A2/en active Pending
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US20220040457A1 (en) | 2022-02-10 |
KR20230044517A (ko) | 2023-04-04 |
WO2022031827A3 (en) | 2022-03-03 |
CN116194053A (zh) | 2023-05-30 |
EP4171712A2 (en) | 2023-05-03 |
WO2022031827A2 (en) | 2022-02-10 |
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