JP2021007767A - 微小電極アレイ遠位先端部を有するバスケットカテーテル - Google Patents
微小電極アレイ遠位先端部を有するバスケットカテーテル Download PDFInfo
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- A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
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- A61B5/287—Holders for multiple electrodes, e.g. electrode catheters for electrophysiological study [EPS]
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- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
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- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M2025/0177—Introducing, guiding, advancing, emplacing or holding catheters having external means for receiving guide wires, wires or stiffening members, e.g. loops, clamps or lateral tubes
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Abstract
Description
(1) 近位端部及び遠位端部、並びに中を通る少なくとも1つの内腔を有する細長いカテーテル本体と、
前記カテーテル本体の前記遠位端部に存在するバスケット電極アセンブリと、を備えるカテーテルであって、前記バスケット電極アセンブリが近位端部と遠位端部とを有し、かつ複数のスパインを備え、前記スパインが複数の電極を備え、前記遠位端部が基体本体部及び複数の埋め込み式微小電極を備え、前記基体本体部が外面を有し、かつ前記埋め込み式微小電極の外面が前記基体本体部の前記外面と同じ高さになっている、カテーテル。
(2) 前記基体本体部が径方向外面を有し、かつ少なくとも1つの径方向微小電極が、前記径方向外面と同じ高さになっている外面を有する、実施態様1に記載のカテーテル。
(3) 前記基体本体部の前記径方向外面と、前記少なくとも1つの径方向微小電極の前記外面とが、少なくとも1つの方向において共通の曲率を有している、実施態様2に記載のカテーテル。
(4) 前記基体本体部が遠位端部外面を有し、かつ少なくとも1つの遠位側微小電極が、前記遠位端部外面と同じ高さになっている外面を有する、実施態様1に記載のカテーテル。
(5) 前記基体本体部の前記遠位端部外面と、前記少なくとも1つの遠位側微小電極の前記外面とが、少なくとも1つの方向において共通の曲率を有している、実施態様4に記載のカテーテル。
(7) 前記カテーテル本体と前記バスケット電極アセンブリとの間にある、中間撓みセクションを更に備える、実施態様1に記載のカテーテル。
(8) 前記カテーテル本体と前記中間撓みセクションとを通って延びる、少なくとも1本の引張りワイヤを更に備え、該引張りワイヤが、前記中間撓みセクションの前記近位端部に、又はその付近に固定されている遠位端部を有する、実施態様7に記載のカテーテル。
(9) 前記カテーテル本体の近位側にある制御ハンドルを更に備え、該制御ハンドルが、前記少なくとも1本の引張りワイヤを動かすように適合されているアクチュエータを有する、実施態様8に記載のカテーテル。
(10) 前記基体本体部の前記外面が、前記微小電極を受容する1つ又はそれより多くの窪みを有する、実施態様1に記載のカテーテル。
(12) 近位端部及び遠位端部、並びに中を通る少なくとも1つの内腔を有する細長いカテーテル本体と、
外面と通路とを有する基体本体部、及び複数の埋め込み式微小電極を備える、遠位先端部と、を備えるカテーテルであって、
前記埋め込み式微小電極の外面が、前記基体本体部の前記外面と同じ高さになっており、かつ
前記微小電極用のリードワイヤが、前記通路を通っている、カテーテル。
(13) それぞれの微小電極が、それを取り囲む、前記基体本体部の外面を有し、それぞれの微小電極の前記外面と、それを取り囲む、前記基体本体部の外面とが、共通の曲率を有する、実施態様12に記載のカテーテル。
(14) 前記微小電極が、少なくとも1つの径方向微小電極と、少なくとも1つの遠位側微小電極とを含み、前記基体本体部が、径方向外面と遠位側外面とを有し、前記少なくとも1つの径方向微小電極の外面と、前記基体本体部の前記径方向外面とが、第1の共通の曲率を有し、かつ前記少なくとも1つの遠位側微小電極の外面と、前記基体本体部の前記遠位側外面とが、第2の共通の曲率を有する、実施態様12に記載のカテーテル。
(15) 前記基体本体部が、非金属製の、電気的絶縁性材料を含む、実施態様12に記載のカテーテル。
(17) 前記ガイドワイヤ通路が、前記遠位先端部を通って延びる、実施態様16に記載のカテーテル。
(18) 少なくとも16個の微小電極を備える、実施態様12に記載のカテーテル。
(19) 前記微小電極は、少なくとも8個の径方向微小電極と、少なくとも8個の遠位側微小電極とを含む、実施態様18に記載のカテーテル。
(20) 少なくとも6個の微小電極を備える、実施態様12に記載のカテーテル。
Claims (9)
- カテーテルであって、
近位端部及び遠位端部、並びに中を通る少なくとも1つの内腔を有する細長いカテーテル本体と、
外面と通路とを有する基体本体部、及び複数の埋め込み式微小電極を備える、遠位先端部と、を備え、
前記埋め込み式微小電極の外面が、前記基体本体部の前記外面と同じ高さになっており、
前記埋め込み式微小電極用のリードワイヤが、前記通路を通っている、カテーテル。 - 前記埋め込み式微小電極のそれぞれが、それを取り囲む、前記基体本体部の外面を有し、前記埋め込み式微小電極のそれぞれの前記外面と、それを取り囲む、前記基体本体部の外面とが、共通の曲率を有する、請求項1に記載のカテーテル。
- 前記埋め込み式微小電極が、少なくとも1つの径方向微小電極と、少なくとも1つの遠位側微小電極とを含み、前記基体本体部が、径方向外面と遠位側外面とを有し、前記少なくとも1つの径方向微小電極の外面と、前記基体本体部の前記径方向外面とが、第1の共通の曲率を有し、かつ前記少なくとも1つの遠位側微小電極の外面と、前記基体本体部の前記遠位側外面とが、第2の共通の曲率を有する、請求項1に記載のカテーテル。
- 前記基体本体部が、非金属製の、電気的絶縁性材料を含む、請求項1に記載のカテーテル。
- 少なくとも前記カテーテル本体を通って延びる、ガイドワイヤ通路を更に備える、請求項1に記載のカテーテル。
- 前記ガイドワイヤ通路が、前記遠位先端部を通って延びる、請求項5に記載のカテーテル。
- 少なくとも16個の微小電極を備える、請求項1に記載のカテーテル。
- 前記微小電極は、少なくとも8個の径方向微小電極と、少なくとも8個の遠位側微小電極とを含む、請求項7に記載のカテーテル。
- 少なくとも6個の微小電極を備える、請求項1に記載のカテーテル。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US14/526,394 US9314208B1 (en) | 2014-10-28 | 2014-10-28 | Basket catheter with microelectrode array distal tip |
US14/526,394 | 2014-10-28 |
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JP2015210478A Division JP6771878B2 (ja) | 2014-10-28 | 2015-10-27 | 微小電極アレイ遠位先端部を有するバスケットカテーテル |
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JP2020164935A Active JP7032501B2 (ja) | 2014-10-28 | 2020-09-30 | 微小電極アレイ遠位先端部を有するバスケットカテーテル |
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US (5) | US9314208B1 (ja) |
EP (2) | EP3075311A1 (ja) |
JP (2) | JP6771878B2 (ja) |
CN (1) | CN105534518B (ja) |
CA (1) | CA2910626A1 (ja) |
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WO2014197625A1 (en) | 2013-06-05 | 2014-12-11 | Metavention, Inc. | Modulation of targeted nerve fibers |
CN106793968A (zh) | 2014-10-13 | 2017-05-31 | 波士顿科学医学有限公司 | 使用微电极的组织诊断和治疗 |
US9314208B1 (en) | 2014-10-28 | 2016-04-19 | Biosense Webster (Israel) Ltd. | Basket catheter with microelectrode array distal tip |
EP4241820A1 (en) * | 2015-01-23 | 2023-09-13 | Terumo Kabushiki Kaisha | Guide wire |
US11020017B2 (en) * | 2015-02-16 | 2021-06-01 | Biosense Webster (Israel) Ltd. | Angioplasty guidewire |
US10602983B2 (en) | 2015-05-08 | 2020-03-31 | St. Jude Medical International Holding S.À R.L. | Integrated sensors for medical devices and method of making integrated sensors for medical devices |
US10799287B2 (en) * | 2015-07-07 | 2020-10-13 | Boston Scientific Scimed, Inc. | Medical device having extenable members |
US10376170B2 (en) | 2015-08-10 | 2019-08-13 | Boston Scientific Scimed, Inc. | Catheter with annular lumen to provide distal flushing |
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US10039494B2 (en) | 2018-08-07 |
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US9314208B1 (en) | 2016-04-19 |
JP2016083372A (ja) | 2016-05-19 |
EP3015064B1 (en) | 2023-06-07 |
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US20180338722A1 (en) | 2018-11-29 |
CN105534518B (zh) | 2021-12-07 |
CN105534518A (zh) | 2016-05-04 |
IL241381B (en) | 2019-02-28 |
US20160228062A1 (en) | 2016-08-11 |
JP7032501B2 (ja) | 2022-03-08 |
EP3015064A3 (en) | 2016-11-02 |
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