JP2020142076A - 漏斗作動システム - Google Patents
漏斗作動システム Download PDFInfo
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- JP2020142076A JP2020142076A JP2020036569A JP2020036569A JP2020142076A JP 2020142076 A JP2020142076 A JP 2020142076A JP 2020036569 A JP2020036569 A JP 2020036569A JP 2020036569 A JP2020036569 A JP 2020036569A JP 2020142076 A JP2020142076 A JP 2020142076A
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Abstract
Description
(1) 血管内の閉塞物を回収するための装置(100)であって、
遠位端(102a)と、近位端と、前記遠位端(102a)の近位に延在して前記近位端で終端する内部ルーメンと、を備える、外部シース(102)と、
少なくとも部分的に前記外部シース(102)内にある漏斗カテーテル(104)であって、拡張する遠位先端(112)と、前記遠位先端に位置する遠位端(104a)と、前記遠位端(104a)の近位に延在して前記近位端で終端する内部ルーメンと、を備える、漏斗カテーテル(104)と、を備える、装置(100)。
(2) 少なくとも部分的に前記漏斗カテーテル(104)の前記ルーメン内にある拡張器(110)を更に備える、実施態様1に記載の装置(100)。
(3) 前記拡張器(110)に取り付けられた漏斗拘束シース(108)を更に備える、実施態様2に記載の装置(100)。
(4) 前記遠位先端(112)が、展開された構成のときに直径(D1)まで径方向に拡張するように予め配置され得る、実施態様1に記載の装置(100)。
(5) 前記遠位先端(112)が、標的部位で展開されて直径(D1)まで拡張されるとき、前記遠位先端(112)が、内側血管壁に非外傷的に接触するように構成されている、実施態様1に記載の装置(100)。
(7) 少なくとも1つの内部支持構造体(702)を更に備える、実施態様1に記載の装置(100)。
(8) 前記カテーテルの前記遠位端(104a)の少なくとも一部に位置する強磁性材料を更に備え、前記拡張器(110)の1つ又は2つ以上の部分が磁気特性を含む、実施態様2に記載の装置(100)。
(9) 前記拡張器(110)の前記1つ又は2つ以上の磁気部分が、前記拡張器カテーテル(110)内に形成された1つ又は2つ以上の磁気リングを含む、実施態様8に記載の装置(100)。
(10) 前記遠位端(104a)の前記強磁性材料が、比較的少量からほぼゼロのニッケル含有量を有するステンレス鋼の漏斗支持構造体を含む、実施態様9に記載の装置(100)。
拡張する遠位先端(112)と、前記遠位先端に位置する遠位端(104a)と、近位部分と、を備える、漏斗カテーテル(104)と、
前記漏斗カテーテル(104)の少なくとも一部を覆う外部積層(302)と、を備える、装置(200)。
(12) 前記遠位先端(112)が、前記漏斗カテーテルの前記近位部分に対してより広い編組角度を有する、実施態様11に記載の装置(200)。
(13) 前記遠位先端(112)が、前記漏斗カテーテルの前記近位部分に対してより小さい数のピック/インチ(PPI)を有する、実施態様11に記載の装置(200)。
(14) 前記遠位先端(112)が、少なくとも部分的に弾性膜で覆われている、実施態様11に記載の装置(200)。
(15) 前記外部積層(302)が、1本又は2本以上のプルワイヤ(304)の並進を可能にするために、前記層内に開口部を更に備える、実施態様11に記載の装置(200)。
(17) 前記1本又は2本以上のプルワイヤ(304)が、前記保持シース(308)内の1つ又は2つ以上の長手方向インターロック開口部(602)を通って延在する、実施態様16に記載の装置(200)。
(18) 前記保持シース(308)は、前記1本又は2本以上のプルワイヤ(304)が取り付けられるジップロック型の締結具を更に含む、実施態様16に記載の装置(200)。
(19) 血塊除去方法(800)であって、
拡張可能な遠位先端を有する漏斗カテーテルを備える装置を脈管構造内へ前進させること(810)と、
前記漏斗カテーテルの前記遠位先端を標的血栓に近接して拡張すること(820)と、
前記漏斗カテーテルの口に向けて前記血栓を刺激すること(830)と、
前記捕捉された血栓を有する前記漏斗カテーテルを前記脈管構造を通して患者から回収すること(840)と、を含む、方法(800)。
(20) 前記拡張可能な遠位先端を有する漏斗カテーテルを備える装置を脈管構造内へ前進させる工程が、前記漏斗カテーテルを外部シースを通して前進させることを更に含む、実施態様19に記載の方法。
Claims (18)
- 血管内の閉塞物を回収するための装置(100)であって、
遠位端(102a)と、近位端と、前記遠位端(102a)の近位に延在して前記近位端で終端する内部ルーメンと、を備える、外部シース(102)と、
少なくとも部分的に前記外部シース(102)内にある漏斗カテーテル(104)であって、拡張する遠位先端(112)と、前記遠位先端に位置する遠位端(104a)と、前記遠位端(104a)の近位に延在して前記近位端で終端する内部ルーメンと、を備える、漏斗カテーテル(104)と、を備える、装置(100)。 - 少なくとも部分的に前記漏斗カテーテル(104)の前記ルーメン内にある拡張器(110)を更に備える、請求項1に記載の装置(100)。
- 前記拡張器(110)に取り付けられた漏斗拘束シース(108)を更に備える、請求項2に記載の装置(100)。
- 前記遠位先端(112)が、展開された構成のときに直径(D1)まで径方向に拡張するように予め配置され得る、請求項1に記載の装置(100)。
- 前記遠位先端(112)が、標的部位で展開されて直径(D1)まで拡張されるとき、前記遠位先端(112)が、内側血管壁に非外傷的に接触するように構成されている、請求項1に記載の装置(100)。
- 前記漏斗カテーテル(104)の少なくとも一部を囲い込む漏斗シース(208)を更に備え、前記漏斗カテーテル(104)の前記遠位端(104a)の少なくとも一部が、前記漏斗シース(208)から前記外部シース(102)のルーメン内へと遠位に延在し得る、請求項1に記載の装置(100)。
- 少なくとも1つの内部支持構造体(702)を更に備える、請求項1に記載の装置(100)。
- 前記カテーテルの前記遠位端(104a)の少なくとも一部に位置する強磁性材料を更に備え、前記拡張器(110)の1つ又は2つ以上の部分が磁気特性を含む、請求項2に記載の装置(100)。
- 前記拡張器(110)の前記1つ又は2つ以上の磁気部分が、前記拡張器カテーテル(110)内に形成された1つ又は2つ以上の磁気リングを含む、請求項8に記載の装置(100)。
- 前記遠位端(104a)の前記強磁性材料が、比較的少量からほぼゼロのニッケル含有量を有するステンレス鋼の漏斗支持構造体を含む、請求項9に記載の装置(100)。
- 血管内の閉塞物を回収するための装置(200)であって、
拡張する遠位先端(112)と、前記遠位先端に位置する遠位端(104a)と、近位部分と、を備える、漏斗カテーテル(104)と、
前記漏斗カテーテル(104)の少なくとも一部を覆う外部積層(302)と、を備える、装置(200)。 - 前記遠位先端(112)が、前記漏斗カテーテルの前記近位部分に対してより広い編組角度を有する、請求項11に記載の装置(200)。
- 前記遠位先端(112)が、前記漏斗カテーテルの前記近位部分に対してより小さい数のピック/インチ(PPI)を有する、請求項11に記載の装置(200)。
- 前記遠位先端(112)が、少なくとも部分的に弾性膜で覆われている、請求項11に記載の装置(200)。
- 前記外部積層(302)が、1本又は2本以上のプルワイヤ(304)の並進を可能にするために、前記層内に開口部を更に備える、請求項11に記載の装置(200)。
- 前記1本又は2本以上のプルワイヤ(304)を介して前記漏斗カテーテル(104)に取り付けられた浮動保持シース(308)を更に備える、請求項15に記載の装置(200)。
- 前記1本又は2本以上のプルワイヤ(304)が、前記保持シース(308)内の1つ又は2つ以上の長手方向インターロック開口部(602)を通って延在する、請求項16に記載の装置(200)。
- 前記保持シース(308)は、前記1本又は2本以上のプルワイヤ(304)が取り付けられるジップロック型の締結具を更に含む、請求項16に記載の装置(200)。
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EP3639768A1 (en) | 2018-10-16 | 2020-04-22 | Anaconda Biomed, S.L. | A device for extraction of thrombus from a blood vessel and a thrombectomy apparatus |
US11771446B2 (en) | 2020-10-19 | 2023-10-03 | Anaconda Biomed, S.L. | Thrombectomy system and method of use |
US11534191B2 (en) | 2019-01-11 | 2022-12-27 | Anaconda Biomed, S.L. | Loading device for loading a medical device into a catheter |
EP4096539A1 (en) | 2020-01-30 | 2022-12-07 | Julier Medical AG | Apparatus and method for neurovascular endoluminal intervention |
US11918241B2 (en) * | 2020-08-31 | 2024-03-05 | Covidien Lp | Aspiration systems and methods, and expanding-mouth catheters |
US11896250B2 (en) | 2020-08-31 | 2024-02-13 | Covidien Lp | Aspiration systems and methods, and expanding-mouth catheters |
US11197684B1 (en) | 2021-03-04 | 2021-12-14 | Nventric Corporation | Thrombectomy device and method |
US11376028B1 (en) | 2021-04-17 | 2022-07-05 | Inquis Medical, Inc. | Devices, systems, and methods for removing obstructive material from body lumens |
EP4362828A2 (en) | 2021-06-28 | 2024-05-08 | Inquis Medical, Inc. | Apparatuses and methods for controlling removal of obstructive material |
US20230137418A1 (en) * | 2021-11-03 | 2023-05-04 | Neuravi Limited | Super-bore catheter with braid supported flared tip |
WO2023139516A1 (en) * | 2022-01-21 | 2023-07-27 | Julier Medical AG | Neurovascular catheter and method of use |
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US20100030256A1 (en) * | 1997-11-12 | 2010-02-04 | Genesis Technologies Llc | Medical Devices and Methods |
US6632236B2 (en) * | 1999-03-12 | 2003-10-14 | Arteria Medical Science, Inc. | Catheter having radially expandable main body |
JP5739159B2 (ja) * | 2007-12-20 | 2015-06-24 | ボーテックス・メディカル・インコーポレイテッドVortex Medical, Inc. | 循環系内の好ましくない物質を除去するシステムおよび装置 |
WO2010017537A2 (en) * | 2008-08-08 | 2010-02-11 | Incept, Llc | Apparatus and methods for accessing and removing material from body lumens |
US8758364B2 (en) * | 2008-08-29 | 2014-06-24 | Rapid Medical Ltd. | Device and method for clot engagement and capture |
EP2355717B1 (en) * | 2008-12-01 | 2014-02-19 | Percutaneous Systems, Inc. | Systems for capturing and removing urinary stones from body cavities |
AU2015271876B2 (en) * | 2011-10-17 | 2017-03-09 | W. L. Gore & Associates, Inc. | Endoluminal device retrieval devices and related systems and methods |
EP2816963B1 (en) * | 2012-02-23 | 2021-12-01 | Boston Scientific Scimed, Inc. | Expandable endoscopic hoods |
US20170100142A1 (en) * | 2015-10-09 | 2017-04-13 | Incuvate, Llc | Systems and methods for management of thrombosis |
CN110312481B (zh) * | 2016-10-24 | 2023-04-11 | 伊纳里医疗有限公司 | 用于治疗血管闭塞的装置和方法 |
US10258357B1 (en) * | 2017-10-16 | 2019-04-16 | Michael Bruce Horowitz | Catheter based retrieval device with proximal body having axial freedom of movement |
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CN111643153A (zh) | 2020-09-11 |
EP3705067B1 (en) | 2023-11-15 |
EP3705067A2 (en) | 2020-09-09 |
EP3705067C0 (en) | 2023-11-15 |
US20230404607A1 (en) | 2023-12-21 |
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