JP7843877B2 - エレクトロポレーション治療を送達するためのデバイスおよび方法 - Google Patents
エレクトロポレーション治療を送達するためのデバイスおよび方法Info
- Publication number
- JP7843877B2 JP7843877B2 JP2025008540A JP2025008540A JP7843877B2 JP 7843877 B2 JP7843877 B2 JP 7843877B2 JP 2025008540 A JP2025008540 A JP 2025008540A JP 2025008540 A JP2025008540 A JP 2025008540A JP 7843877 B2 JP7843877 B2 JP 7843877B2
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- electrode
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- electrode assembly
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- electroporation
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/327—Applying electric currents by contact electrodes alternating or intermittent currents for enhancing the absorption properties of tissue, e.g. by electroporation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- 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
- A61B18/14—Probes or electrodes therefor
- A61B18/1492—Probes or electrodes therefor having a flexible, catheter-like structure, e.g. for heart ablation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/02—Details
- A61N1/04—Electrodes
- A61N1/05—Electrodes for implantation or insertion into the body, e.g. heart electrode
- A61N1/056—Transvascular endocardial electrode systems
- A61N1/0565—Electrode heads
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00053—Mechanical features of the instrument of device
- A61B2018/00059—Material properties
- A61B2018/00071—Electrical conductivity
- A61B2018/00083—Electrical conductivity low, i.e. electrically insulating
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00613—Irreversible electroporation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00636—Sensing and controlling the application of energy
- A61B2018/00773—Sensed parameters
- A61B2018/00839—Bioelectrical parameters, e.g. ECG, EEG
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00636—Sensing and controlling the application of energy
- A61B2018/00773—Sensed parameters
- A61B2018/00875—Resistance or impedance
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00636—Sensing and controlling the application of energy
- A61B2018/00904—Automatic detection of target tissue
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- 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
- A61B18/14—Probes or electrodes therefor
- A61B2018/1405—Electrodes having a specific shape
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- 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
- A61B18/14—Probes or electrodes therefor
- A61B2018/1405—Electrodes having a specific shape
- A61B2018/1407—Loop
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- 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
- A61B18/14—Probes or electrodes therefor
- A61B2018/1465—Deformable electrodes
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biomedical Technology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Surgery (AREA)
- Cardiology (AREA)
- Radiology & Medical Imaging (AREA)
- Biophysics (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Otolaryngology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Vascular Medicine (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
- Surgical Instruments (AREA)
Description
本出願は、2020年6月18日に出願された「DEVICE AND METHOD FOR DELIVERING ELECTROPORATION THERAPY」という名称の米国仮出願第63/040,751号の優先権を主張し、これは参照により本明細書に組み込まれる。
以下は、本発明の考えられ得る実施形態の非排他的な説明である。
Claims (13)
- エレクトロポレーションデバイスであって、
近位端および遠位端を有するシャフトと、
前記シャフトの前記遠位端に配置された電極アセンブリと、
を備え、
前記電極アセンブリは、
第1の面と、
前記第1の面と反対側に位置する、前記第1の面と平行な第2の面と、
前記第1の面と前記第2の面の周囲に位置する外面と、を有し、
前記外面が前記遠位端に接続され、
前記第1の面は、前記第1の面の中央に配置された第1の電極と、前記第1の電極を囲む非導電部と、前記第1の面の外縁に配置された複数の周辺電極と、を含む、
エレクトロポレーションデバイス。 - 前記第1の電極および前記非導電部は、組織と接触するための比較的平坦な表面を形成する、請求項1に記載のエレクトロポレーションデバイス。
- 前記第1の電極は、前記非導電部内で凹んでおり、
前記非導電部は、前記第1の電極よりも隆起して位置している、請求項1に記載のエレクトロポレーションデバイス。 - 前記非導電部は可撓性を有する、請求項1に記載のエレクトロポレーションデバイス。
- 前記第1の電極および前記複数の周辺電極は、予め設定された幾何学的形状を有する形状記憶フレキシブル基板上に配置されており、
前記電極アセンブリは、前記シャフトの管に嵌合するように構成されている、請求項1に記載のエレクトロポレーションデバイス。 - 前記第2の面は、第2の電極を含む、請求項1に記載のエレクトロポレーションデバイス。
- 複数の追加の電極をさらに備え、
前記第2の電極は、前記第2の面の中央に配置され、
前記複数の追加の電極は、前記第2の面の外縁に配置されている、請求項6に記載のエレクトロポレーションデバイス。 - 前記第2の面は、前記第1の面と対称である、請求項7に記載のエレクトロポレーションデバイス。
- 前記第2の面は、前記第1の面よりも少ない電極を有する、請求項1に記載のエレクトロポレーションデバイス。
- 前記第2の面は、前記第1の面よりも多い電極を有する、請求項1に記載のエレクトロポレーションデバイス。
- 前記第2の面は、ひとつも電極を有しない、請求項1に記載のエレクトロポレーションデバイス。
- 前記複数の周辺電極は、前記非導電部から突出して、前記第1の面の外縁に配置されている、請求項1に記載のエレクトロポレーションデバイス。
- 前記シャフトに配置されている1個以上のリング電極をさらに備える、請求項1に記載のエレクトロポレーションデバイス。
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202063040751P | 2020-06-18 | 2020-06-18 | |
| US63/040,751 | 2020-06-18 | ||
| JP2022577767A JP7625016B2 (ja) | 2020-06-18 | 2021-06-11 | エレクトロポレーション治療を送達するためのデバイスおよび方法 |
| PCT/US2021/036984 WO2021257397A1 (en) | 2020-06-18 | 2021-06-11 | Device and method for delivering electroporation therapy |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022577767A Division JP7625016B2 (ja) | 2020-06-18 | 2021-06-11 | エレクトロポレーション治療を送達するためのデバイスおよび方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2025072407A JP2025072407A (ja) | 2025-05-09 |
| JP7843877B2 true JP7843877B2 (ja) | 2026-04-10 |
Family
ID=76744985
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022577767A Active JP7625016B2 (ja) | 2020-06-18 | 2021-06-11 | エレクトロポレーション治療を送達するためのデバイスおよび方法 |
| JP2025008540A Active JP7843877B2 (ja) | 2020-06-18 | 2025-01-21 | エレクトロポレーション治療を送達するためのデバイスおよび方法 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
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| JP2022577767A Active JP7625016B2 (ja) | 2020-06-18 | 2021-06-11 | エレクトロポレーション治療を送達するためのデバイスおよび方法 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20230201581A1 (ja) |
| EP (1) | EP4125664B1 (ja) |
| JP (2) | JP7625016B2 (ja) |
| CN (1) | CN115697227A (ja) |
| WO (1) | WO2021257397A1 (ja) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12076071B2 (en) | 2020-08-14 | 2024-09-03 | Kardium Inc. | Systems and methods for treating tissue with pulsed field ablation |
| CN115568938A (zh) * | 2022-09-28 | 2023-01-06 | 上海交通大学 | 一种分形结构微电极及其制备方法和导管 |
Citations (4)
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| JP2011509743A (ja) | 2008-01-17 | 2011-03-31 | ジェネトロニクス,インコーポレイティド | 可変電流密度単一針電気穿孔システムおよび方法 |
| JP2012515018A (ja) | 2009-01-12 | 2012-07-05 | エシコン・エンド−サージェリィ・インコーポレイテッド | 電気的アブレーション装置 |
| JP2017506098A (ja) | 2014-02-11 | 2017-03-02 | セント・ジュード・メディカル,カーディオロジー・ディヴィジョン,インコーポレイテッド | アブレーション・カテーテルおよび関連方法 |
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2021
- 2021-06-11 EP EP21737305.9A patent/EP4125664B1/en active Active
- 2021-06-11 US US18/010,553 patent/US20230201581A1/en active Pending
- 2021-06-11 CN CN202180042127.8A patent/CN115697227A/zh active Pending
- 2021-06-11 JP JP2022577767A patent/JP7625016B2/ja active Active
- 2021-06-11 WO PCT/US2021/036984 patent/WO2021257397A1/en not_active Ceased
-
2025
- 2025-01-21 JP JP2025008540A patent/JP7843877B2/ja active Active
Patent Citations (4)
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|---|---|---|---|---|
| JP2011509743A (ja) | 2008-01-17 | 2011-03-31 | ジェネトロニクス,インコーポレイティド | 可変電流密度単一針電気穿孔システムおよび方法 |
| JP2012515018A (ja) | 2009-01-12 | 2012-07-05 | エシコン・エンド−サージェリィ・インコーポレイテッド | 電気的アブレーション装置 |
| JP2017506098A (ja) | 2014-02-11 | 2017-03-02 | セント・ジュード・メディカル,カーディオロジー・ディヴィジョン,インコーポレイテッド | アブレーション・カテーテルおよび関連方法 |
| WO2018201037A1 (en) | 2017-04-28 | 2018-11-01 | Farapulse, Inc. | Systems, devices, and methods for delivery of pulsed electric field ablative energy to endocardial tissue |
Also Published As
| Publication number | Publication date |
|---|---|
| JP7625016B2 (ja) | 2025-01-31 |
| US20230201581A1 (en) | 2023-06-29 |
| CN115697227A (zh) | 2023-02-03 |
| EP4125664A1 (en) | 2023-02-08 |
| JP2025072407A (ja) | 2025-05-09 |
| WO2021257397A1 (en) | 2021-12-23 |
| EP4125664B1 (en) | 2023-11-29 |
| JP2023531437A (ja) | 2023-07-24 |
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