JP7183070B2 - マルチ電極アレイ・カテーテル用バスケット - Google Patents
マルチ電極アレイ・カテーテル用バスケット Download PDFInfo
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- JP7183070B2 JP7183070B2 JP2019027670A JP2019027670A JP7183070B2 JP 7183070 B2 JP7183070 B2 JP 7183070B2 JP 2019027670 A JP2019027670 A JP 2019027670A JP 2019027670 A JP2019027670 A JP 2019027670A JP 7183070 B2 JP7183070 B2 JP 7183070B2
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- 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
- A61B5/6847—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 mounted on an invasive device
- A61B5/6852—Catheters
- A61B5/6858—Catheters with a distal basket, e.g. expandable basket
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- 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
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- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
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- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/25—Bioelectric electrodes therefor
- A61B5/279—Bioelectric electrodes therefor specially adapted for particular uses
- A61B5/28—Bioelectric electrodes therefor specially adapted for particular uses for electrocardiography [ECG]
- A61B5/283—Invasive
- A61B5/287—Holders for multiple electrodes, e.g. electrode catheters for electrophysiological study [EPS]
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- A61B2018/00071—Electrical conductivity
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- A61B2018/00077—Electrical conductivity high, i.e. electrically conducting
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- A61B2018/00273—Anchoring means for temporary attachment of a device to tissue
- A61B2018/00279—Anchoring means for temporary attachment of a device to tissue deployable
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- A61B2018/00315—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
- A61B2018/00345—Vascular system
- A61B2018/00351—Heart
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- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61B2018/00315—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
- A61B2018/00345—Vascular system
- A61B2018/00404—Blood vessels other than those in or around the heart
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- A61B2018/00577—Ablation
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- A61B18/02—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by cooling, e.g. cryogenic techniques
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- 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
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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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- 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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- A—HUMAN NECESSITIES
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- 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
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- A—HUMAN NECESSITIES
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- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
- A61B18/1815—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using microwaves
- A61B2018/1861—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using microwaves with an instrument inserted into a body lumen or cavity, e.g. a catheter
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0033—Features or image-related aspects of imaging apparatus classified in A61B5/00, e.g. for MRI, optical tomography or impedance tomography apparatus; arrangements of imaging apparatus in a room
- A61B5/004—Features or image-related aspects of imaging apparatus classified in A61B5/00, e.g. for MRI, optical tomography or impedance tomography apparatus; arrangements of imaging apparatus in a room adapted for image acquisition of a particular organ or body part
- A61B5/0044—Features or image-related aspects of imaging apparatus classified in A61B5/00, e.g. for MRI, optical tomography or impedance tomography apparatus; arrangements of imaging apparatus in a room adapted for image acquisition of a particular organ or body part for the heart
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- A—HUMAN NECESSITIES
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- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/024—Detecting, measuring or recording pulse rate or heart rate
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- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/024—Detecting, measuring or recording pulse rate or heart rate
- A61B5/0245—Detecting, measuring or recording pulse rate or heart rate by using sensing means generating electric signals, i.e. ECG signals
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- A—HUMAN NECESSITIES
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- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/026—Measuring blood flow
- A61B5/0265—Measuring blood flow using electromagnetic means, e.g. electromagnetic flowmeter
- A61B5/027—Measuring blood flow using electromagnetic means, e.g. electromagnetic flowmeter using catheters
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- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Cardiology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Plasma & Fusion (AREA)
- Otolaryngology (AREA)
- Physiology (AREA)
- Surgical Instruments (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Description
本出願は、2013年3月8日に出願された米国特許出願第13/790,110号の優先権を主張するものであり、その内容は、本明細書に完全に記載されているのと同様に、参照により本明細書に組み込まれる。
Claims (5)
- 近位端および遠位端を備えており、細長く変形可能なシャフトと、
前記シャフトの前記遠位端に結合されたバスケット電極組立体であって、近位端および遠位端を備えており、圧縮状態および拡大状態を取るように構成されているバスケット電極組立体と、を備えており、
前記バスケット電極組立体は、
内側スプラインと、
前記内側スプライン上に配置されている内側マッピング電極と、
複数の外側スプラインと、
複数の外側スプラインの各々に配置されている外側電極と、を備えており、
前記バスケット電極組立体が前記拡大状態のときに、前記内側マッピング電極が、前記バスケット電極組立体の中心長手方向軸から複数の外側スプラインの最大半径距離によって画定される領域の内側に位置し、
前記内側スプラインと前記複数の外側スプラインの各々は、前記バスケット電極組立体の前記近位端に結合しており、
前記内側スプラインと前記複数の外側スプラインの各々が、各々独立して支持されている、電気生理学カテーテル。 - 前記複数の外側スプラインの各々に複数の外側電極が設けられている請求項1に記載の電気生理学カテーテル。
- 前記複数の外側スプラインのうちの少なくとも1つが、前記拡大状態のときに、ねじれのない平面上に規定される平坦な形状を有している請求項1に記載の電気生理学カテーテル。
- 前記複数の外側スプラインの各々が、中心長手方向軸から径方向外側に弓側に曲がっている形状を有している請求項3に記載の電気生理学カテーテル。
- 前記複数の外側スプラインの各々が、
管状であり、
それらに配置された複数の外側電極を有し、
前記バスケット電極組立体は、さらに、前記複数の外側電極の対応する1つの外側電極または前記内側マッピング電極から、前記バスケット電極組立体の前記近位端までそれぞれが延びている複数の導体を有する、請求項1に記載の電気生理学カテーテル。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2021036454A JP2021098094A (ja) | 2013-03-08 | 2021-03-08 | マルチ電極アレイ・カテーテル用バスケット |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/790,110 US9474486B2 (en) | 2013-03-08 | 2013-03-08 | Basket for a multi-electrode array catheter |
US13/790,110 | 2013-03-08 |
Related Parent Applications (1)
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JP2017115423A Division JP6515138B2 (ja) | 2013-03-08 | 2017-06-12 | マルチ電極アレイ・カテーテル用バスケット |
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JP2021036454A Division JP2021098094A (ja) | 2013-03-08 | 2021-03-08 | マルチ電極アレイ・カテーテル用バスケット |
Publications (2)
Publication Number | Publication Date |
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JP2019093197A JP2019093197A (ja) | 2019-06-20 |
JP7183070B2 true JP7183070B2 (ja) | 2022-12-05 |
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Family Applications (4)
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JP2015559318A Active JP6194373B2 (ja) | 2013-03-08 | 2014-03-03 | マルチ電極アレイ・カテーテル用バスケット |
JP2017115423A Active JP6515138B2 (ja) | 2013-03-08 | 2017-06-12 | マルチ電極アレイ・カテーテル用バスケット |
JP2019027670A Active JP7183070B2 (ja) | 2013-03-08 | 2019-02-19 | マルチ電極アレイ・カテーテル用バスケット |
JP2021036454A Pending JP2021098094A (ja) | 2013-03-08 | 2021-03-08 | マルチ電極アレイ・カテーテル用バスケット |
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JP2015559318A Active JP6194373B2 (ja) | 2013-03-08 | 2014-03-03 | マルチ電極アレイ・カテーテル用バスケット |
JP2017115423A Active JP6515138B2 (ja) | 2013-03-08 | 2017-06-12 | マルチ電極アレイ・カテーテル用バスケット |
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JP2021036454A Pending JP2021098094A (ja) | 2013-03-08 | 2021-03-08 | マルチ電極アレイ・カテーテル用バスケット |
Country Status (5)
Country | Link |
---|---|
US (4) | US9474486B2 (ja) |
EP (2) | EP2925248B1 (ja) |
JP (4) | JP6194373B2 (ja) |
CN (1) | CN105073051B (ja) |
WO (1) | WO2014137889A1 (ja) |
Families Citing this family (100)
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US8906011B2 (en) | 2007-11-16 | 2014-12-09 | Kardium Inc. | Medical device for use in bodily lumens, for example an atrium |
US8512255B2 (en) | 2008-01-17 | 2013-08-20 | Christoph Scharf | Device and method for the geometric determination of electrical dipole densities on the cardiac wall |
US9486273B2 (en) | 2011-01-21 | 2016-11-08 | Kardium Inc. | High-density electrode-based medical device system |
US9452016B2 (en) | 2011-01-21 | 2016-09-27 | Kardium Inc. | Catheter system |
US11259867B2 (en) | 2011-01-21 | 2022-03-01 | Kardium Inc. | High-density electrode-based medical device system |
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WO2014152344A2 (en) | 2013-03-15 | 2014-09-25 | St. Jude Medical, Atrial Fibrillation Division, Inc. | Device for intravascular therapy and/or diagnosis |
US20140350551A1 (en) * | 2013-05-21 | 2014-11-27 | St. Jude Medical, Cardiology Division, Inc. | Electrode assembly for catheter system |
US20150032103A1 (en) * | 2013-07-29 | 2015-01-29 | Cook Medical Technologies Llc | Bipolar Ablation Device |
EP3043701B1 (en) | 2013-09-13 | 2024-02-21 | Acutus Medical, Inc. | Devices and methods for determination of electrical dipole densities on a cardiac surface |
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US9993160B2 (en) * | 2014-01-07 | 2018-06-12 | Kardium Inc. | Medical device including manipulable portion with connected elongate members |
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WO2015171921A2 (en) | 2014-05-07 | 2015-11-12 | Mickelson Steven R | Methods and apparatus for selective tissue ablation |
WO2015192027A1 (en) | 2014-06-12 | 2015-12-17 | Iowa Approach Inc. | Method and apparatus for rapid and selective transurethral tissue ablation |
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