JP2020511290A - 複合ステント再灌流システム - Google Patents
複合ステント再灌流システム Download PDFInfo
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- 238000000034 method Methods 0.000 claims abstract description 17
- 239000003814 drug Substances 0.000 claims abstract description 9
- 229940124597 therapeutic agent Drugs 0.000 claims abstract description 9
- 206010063837 Reperfusion injury Diseases 0.000 claims abstract description 5
- 239000012530 fluid Substances 0.000 claims description 15
- 210000004204 blood vessel Anatomy 0.000 claims description 12
- 238000004891 communication Methods 0.000 claims description 12
- KAWIOCMUARENDQ-UHFFFAOYSA-N 2-(4-chlorophenyl)sulfanyl-n-(4-pyridin-2-yl-1,3-thiazol-2-yl)acetamide Chemical compound C1=CC(Cl)=CC=C1SCC(=O)NC1=NC(C=2N=CC=CC=2)=CS1 KAWIOCMUARENDQ-UHFFFAOYSA-N 0.000 claims description 10
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- 229940045200 cardioprotective agent Drugs 0.000 description 5
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- 230000001154 acute effect Effects 0.000 description 1
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- 206010003119 arrhythmia Diseases 0.000 description 1
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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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- A—HUMAN NECESSITIES
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- A—HUMAN NECESSITIES
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- A61M25/00—Catheters; Hollow probes
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
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- A61M25/0026—Multi-lumen catheters with stationary elements
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- A—HUMAN NECESSITIES
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Abstract
Description
Claims (16)
- 注入ポートと、ステントバルーン膨張ポートとを備える近位のマニホールドと、
前記マニホールドから遠位に延在し、前記注入ポートと流体連通する注入ルーメンと、前記ステントバルーン膨張ポートを流体連通する膨張ルーメンとを画定するカテーテルと、
前記カテーテルによってさらに画定される治療薬ルーメンと流体連通し、前記治療薬ルーメンの遠位端に通じる治療薬ポートと、
前記カテーテルの遠位端の近くで前記カテーテルを囲み、前記膨張ルーメンと流体連通するステントバルーンと、
前記ステントバルーンを囲むステントと、を有することを特徴とする複合されたステント送達および閉塞装置。 - 前記ステントバルーンは、膨張した際に閉塞バルーンとして機能し、前記ステントバルーンが膨張した血管を通る血流を遮断する請求項1に記載の複合されたステント送達および閉塞装置。
- 前記治療薬ポートは、前記マニホールドの遠位に位置する請求項1に記載の複合されたステント送達および閉塞装置。
- 閉塞バルーンをさらに有する請求項1に記載の複合されたステント送達および閉塞装置。
- 前記閉塞バルーンは、前記ステント送達バルーンの遠位に位置する請求項4に記載の複合されたステント送達および閉塞装置。
- 前記遠位のマニホールドは、閉塞バルーン膨張ポートをさらに有する請求項4に記載の複合されたステント送達および閉塞装置。
- 前記カテーテルは、閉塞バルーン膨張ルーメンをさらに画定する請求項6に記載の複合されたステント送達および閉塞装置。
- ステントを含むカテーテルを血管内の目標位置まで誘導する工程と、
前記目標位置の圧力と温度を監視する工程と、
前記ステント内に配置されたバルーンを膨張させ、それにより前記ステントを前記目標位置の血管壁に対して拡張させ、血管を閉塞する工程と、
前記バルーンの下流の血管に注入液を注入する工程と、
前記注入液の注入の効果を監視する工程と、
前記注入液の注入により望ましい効果に達した時点で、前記バルーンを収縮させる工程と、を有することを特徴とする、再灌流による損傷を防ぎながらステントを送達する方法。 - 前記カテーテルを誘導する工程は、ガイドワイヤを前記目標位置に誘導するステップと、その後、前記ガイドワイヤ上で前記カテーテルを前進させるステップと、を含む請求項8に記載の方法。
- 前記ガイドワイヤを誘導するステップは、前記ガイドワイヤの遠位端付近に温度および圧力センサを備えたガイドワイヤを誘導することを含む請求項9に記載の方法。
- 前記心臓保護薬の注入の効果を監視する工程は、前記バルーンの遠位の前記目標位置における温度および圧力を監視するステップを含む請求項8に記載の方法。
- 前記注入液は、心臓保護薬を含む請求項8に記載の方法。
- ステントを含むカテーテルを血管内の目標位置まで誘導する工程と、
前記目標位置の圧力と温度を監視する工程と、
閉塞バルーンを膨張させ、それにより血管を流れる血流を止める工程と、
前記ステント内に配置されたステントバルーンを膨張させ、それにより前記ステントを前記目標位置の血管壁に対して拡張させる工程と、
前記ステントバルーンを収縮させる工程と、
前記閉塞バルーンの下流の血管に心臓保護薬を注入する工程と、
前記心臓保護薬の注入の効果を監視する工程と、
前記心臓保護薬の注入により望ましい効果に達した時点で、前記閉塞バルーンを収縮させる工程と、を有することを特徴とする、再灌流による損傷を防ぎながらステントを送達する方法。 - 前記カテーテルを誘導する工程は、ガイドワイヤを前記目標位置に誘導するステップと、その後、前記ガイドワイヤ上で前記カテーテルを前進させるステップと、を含む請求項12に記載の方法。
- 前記ガイドワイヤを誘導するステップは、前記ガイドワイヤの遠位端付近に温度および圧力センサを備えたガイドワイヤを誘導することを含む請求項13に記載の方法。
- 前記心臓保護薬の注入の効果を監視する工程は、前記バルーンの遠位の前記目標位置における温度および圧力を監視するステップを含む請求項12に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US201762473740P | 2017-03-20 | 2017-03-20 | |
US62/473,740 | 2017-03-20 | ||
PCT/US2018/023422 WO2018175485A1 (en) | 2017-03-20 | 2018-03-20 | Combined stent reperfusion system |
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JP2020511290A true JP2020511290A (ja) | 2020-04-16 |
JP2020511290A5 JP2020511290A5 (ja) | 2021-04-30 |
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US (2) | US10952883B2 (ja) |
EP (1) | EP3592304B1 (ja) |
JP (1) | JP2020511290A (ja) |
CN (1) | CN111093568B (ja) |
AU (1) | AU2018237167A1 (ja) |
CA (1) | CA3057463A1 (ja) |
WO (1) | WO2018175485A1 (ja) |
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US11433183B2 (en) | 2018-03-09 | 2022-09-06 | Corflow Therapeutics Ag | System for diagnosing and treating microvascular obstructions |
CA3010447A1 (en) | 2016-01-04 | 2017-07-13 | Corflow Therapeutics Ag | System and methods for treating mvo |
CA3076035A1 (en) | 2017-09-19 | 2019-03-28 | Corflow Therapeutics Ag | Intracoronary characterization of microvascular obstruction (mvo) and myocardial infarction |
WO2019232452A1 (en) | 2018-05-31 | 2019-12-05 | Bernard Andre | Microfluidic coronary circulatory model |
CN113271874B (zh) | 2018-09-21 | 2024-07-23 | 康福乐医疗公司 | 用于评估微血管功能障碍的设备 |
US12115327B2 (en) * | 2019-03-05 | 2024-10-15 | Measurement Specialties, Inc. | Sensor device and methods of operation for a catheter based treatment of myocardial microvascular obstruction |
WO2021035190A1 (en) | 2019-08-21 | 2021-02-25 | Corflow Therapeutics Ag | Controlled-flow infusion catheter and method |
WO2021173733A1 (en) * | 2020-02-24 | 2021-09-02 | Transit Scientific, LLC | Balloon-assisted infusion techniques |
EP4153039A1 (en) | 2020-05-22 | 2023-03-29 | Corflow Therapeutics AG | Controlled flow infusion microvascular dysfunction diagnostic and therapy |
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US20180280172A1 (en) | 2018-10-04 |
AU2018237167A1 (en) | 2019-10-24 |
CN111093568A (zh) | 2020-05-01 |
EP3592304A4 (en) | 2020-05-27 |
CA3057463A1 (en) | 2018-09-27 |
EP3592304B1 (en) | 2023-09-13 |
EP3592304A1 (en) | 2020-01-15 |
US10952883B2 (en) | 2021-03-23 |
US20210228387A1 (en) | 2021-07-29 |
CN111093568B (zh) | 2022-03-15 |
WO2018175485A1 (en) | 2018-09-27 |
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