WO1997045156A3 - Tissue heating and ablation systems and methods using porous electrode structures - Google Patents
Tissue heating and ablation systems and methods using porous electrode structures Download PDFInfo
- Publication number
- WO1997045156A3 WO1997045156A3 PCT/US1997/001177 US9701177W WO9745156A3 WO 1997045156 A3 WO1997045156 A3 WO 1997045156A3 US 9701177 W US9701177 W US 9701177W WO 9745156 A3 WO9745156 A3 WO 9745156A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- crystal structure
- crystal
- methods
- electrode structures
- porous electrode
- Prior art date
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Classifications
-
- 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
- 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
- A61B2018/00065—Material properties porous
-
- 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
- A61B2018/00053—Mechanical features of the instrument of device
- A61B2018/00059—Material properties
- A61B2018/00089—Thermal conductivity
- A61B2018/00095—Thermal conductivity high, i.e. heat conducting
-
- 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
- A61B2018/00107—Coatings on the energy applicator
- A61B2018/00113—Coatings on the energy applicator with foam
-
- 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
- A61B2018/00107—Coatings on the energy applicator
- A61B2018/00148—Coatings on the energy applicator with metal
-
- 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
- A61B2018/00214—Expandable means emitting energy, e.g. by elements carried thereon
-
- 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
- A61B2018/00214—Expandable means emitting energy, e.g. by elements carried thereon
- A61B2018/0022—Balloons
-
- 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
- A61B2018/00214—Expandable means emitting energy, e.g. by elements carried thereon
- A61B2018/00267—Expandable means emitting energy, e.g. by elements carried thereon having a basket shaped structure
-
- 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
- A61B2018/00696—Controlled or regulated parameters
- A61B2018/00761—Duration
-
- 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
- A61B2018/00886—Duration
-
- 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
- A61B18/1206—Generators therefor
- A61B2018/1246—Generators therefor characterised by the output polarity
- A61B2018/1253—Generators therefor characterised by the output polarity monopolar
-
- 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
- A61B2018/1467—Probes or electrodes therefor using more than two electrodes on a single probe
-
- 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
- A61B2018/1472—Probes or electrodes therefor for use with liquid electrolyte, e.g. virtual electrodes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2218/00—Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2218/001—Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body having means for irrigation and/or aspiration of substances to and/or from the surgical site
- A61B2218/002—Irrigation
Abstract
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP97944275A EP0975386A4 (en) | 1996-01-19 | 1997-01-17 | Tissue heating and ablation systems and methods using porous electrode structures |
JP53838397A JP4361136B2 (en) | 1996-01-19 | 1997-01-17 | Tissue heat excision system and method using porous electrode structure |
CA002243481A CA2243481C (en) | 1996-01-19 | 1997-01-17 | Tissue heating and ablation systems and methods using porous electrode structures |
Applications Claiming Priority (26)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US1035496P | 1996-01-19 | 1996-01-19 | |
US1022596P | 1996-01-19 | 1996-01-19 | |
US1022396P | 1996-01-19 | 1996-01-19 | |
US60/010,225 | 1996-01-19 | ||
US60/010,223 | 1996-01-19 | ||
US60/010,354 | 1996-01-19 | ||
US63157396A | 1996-04-12 | 1996-04-12 | |
US63433996A | 1996-04-12 | 1996-04-12 | |
US08/644,605 US5868736A (en) | 1996-04-12 | 1996-04-12 | Systems and methods to control tissue heating or ablation with porous electrode structures |
US08/631,074 | 1996-04-12 | ||
US08/631,573 | 1996-04-12 | ||
US08/631,577 | 1996-04-12 | ||
US08/634,334 | 1996-04-12 | ||
US08/631,356 | 1996-04-12 | ||
US08/644,605 | 1996-04-12 | ||
US08/631,575 US5961513A (en) | 1996-01-19 | 1996-04-12 | Tissue heating and ablation systems and methods using porous electrode structures |
US08/631,252 US5797903A (en) | 1996-04-12 | 1996-04-12 | Tissue heating and ablation systems and methods using porous electrode structures with electrically conductive surfaces |
US08/631,575 | 1996-04-12 | ||
US08/631,577 US5879348A (en) | 1996-04-12 | 1996-04-12 | Electrode structures formed from flexible, porous, or woven materials |
US08/634,334 US5830213A (en) | 1996-04-12 | 1996-04-12 | Systems for heating and ablating tissue using multifunctional electrode structures |
US08/634,339 | 1996-04-12 | ||
US08/634,338 US5846239A (en) | 1996-04-12 | 1996-04-12 | Tissue heating and ablation systems and methods using segmented porous electrode structures |
US08/631,356 US5840076A (en) | 1996-04-12 | 1996-04-12 | Tissue heating and ablation systems and methods using electrode structures with distally oriented porous regions |
US631,252 | 1996-04-12 | ||
US08/631,074 US6071278A (en) | 1996-02-28 | 1996-04-12 | Tissue heating and ablation systems and methods using porous electrode structures with specified electrical resistivities |
US08/634,338 | 1996-04-12 |
Publications (3)
Publication Number | Publication Date |
---|---|
WO1997045156A2 WO1997045156A2 (en) | 1997-12-04 |
WO1997045156A9 WO1997045156A9 (en) | 1998-03-12 |
WO1997045156A3 true WO1997045156A3 (en) | 2004-10-21 |
Family
ID=27584410
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1997/001177 WO1997045156A2 (en) | 1996-01-19 | 1997-01-17 | Tissue heating and ablation systems and methods using porous electrode structures |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0975386A4 (en) |
WO (1) | WO1997045156A2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8932208B2 (en) | 2005-05-26 | 2015-01-13 | Maquet Cardiovascular Llc | Apparatus and methods for performing minimally-invasive surgical procedures |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7052493B2 (en) | 1996-10-22 | 2006-05-30 | Epicor Medical, Inc. | Methods and devices for ablation |
US6500174B1 (en) * | 1997-07-08 | 2002-12-31 | Atrionix, Inc. | Circumferential ablation device assembly and methods of use and manufacture providing an ablative circumferential band along an expandable member |
US6097976A (en) | 1998-02-27 | 2000-08-01 | Ep Technologies, Inc. | Catheter distal end assemblies with bonded surface coatings |
US6522930B1 (en) | 1998-05-06 | 2003-02-18 | Atrionix, Inc. | Irrigated ablation device assembly |
US6527767B2 (en) | 1998-05-20 | 2003-03-04 | New England Medical Center | Cardiac ablation system and method for treatment of cardiac arrhythmias and transmyocardial revascularization |
US6475179B1 (en) | 2000-11-10 | 2002-11-05 | New England Medical Center | Tissue folding device for tissue ablation, and method thereof |
AU2003209287A1 (en) | 2002-01-15 | 2003-07-30 | The Regents Of The University Of California | System and method providing directional ultrasound therapy to skeletal joints |
US7819826B2 (en) | 2002-01-23 | 2010-10-26 | The Regents Of The University Of California | Implantable thermal treatment method and apparatus |
US7756583B2 (en) | 2002-04-08 | 2010-07-13 | Ardian, Inc. | Methods and apparatus for intravascularly-induced neuromodulation |
US8347891B2 (en) | 2002-04-08 | 2013-01-08 | Medtronic Ardian Luxembourg S.A.R.L. | Methods and apparatus for performing a non-continuous circumferential treatment of a body lumen |
EP3045136B1 (en) | 2003-09-12 | 2021-02-24 | Vessix Vascular, Inc. | Selectable eccentric remodeling and/or ablation of atherosclerotic material |
US8396548B2 (en) | 2008-11-14 | 2013-03-12 | Vessix Vascular, Inc. | Selective drug delivery in a lumen |
US8920414B2 (en) | 2004-09-10 | 2014-12-30 | Vessix Vascular, Inc. | Tuned RF energy and electrical tissue characterization for selective treatment of target tissues |
US10154792B2 (en) | 2005-03-01 | 2018-12-18 | Checkpoint Surgical, Inc. | Stimulation device adapter |
CN101511292B (en) | 2005-03-28 | 2011-04-06 | 明诺医学有限公司 | Intraluminal electrical tissue characterization and tuned RF energy for selective treatment of atheroma and other target tissues |
EP2076194B1 (en) | 2006-10-18 | 2013-04-24 | Vessix Vascular, Inc. | System for inducing desirable temperature effects on body tissue |
EP2992850A1 (en) | 2006-10-18 | 2016-03-09 | Vessix Vascular, Inc. | Inducing desirable temperature effects on body tissue |
US8496653B2 (en) | 2007-04-23 | 2013-07-30 | Boston Scientific Scimed, Inc. | Thrombus removal |
EP2209517A4 (en) | 2007-10-05 | 2011-03-30 | Maquet Cardiovascular Llc | Devices and methods for minimally-invasive surgical procedures |
CA2743992A1 (en) | 2008-11-17 | 2010-05-20 | Minnow Medical, Inc. | Selective accumulation of energy with or without knowledge of tissue topography |
US8945117B2 (en) | 2009-02-11 | 2015-02-03 | Boston Scientific Scimed, Inc. | Insulated ablation catheter devices and methods of use |
US8551096B2 (en) | 2009-05-13 | 2013-10-08 | Boston Scientific Scimed, Inc. | Directional delivery of energy and bioactives |
CN103068330B (en) | 2010-04-09 | 2016-06-29 | Vessix血管股份有限公司 | Power for treating tissue occurs and controls device |
CA2832311A1 (en) | 2011-04-08 | 2012-11-29 | Covidien Lp | Iontophoresis drug delivery system and method for denervation of the renal sympathetic nerve and iontophoretic drug delivery |
CN103917185A (en) | 2011-09-14 | 2014-07-09 | 波士顿科学西美德公司 | Ablation device with ionically conductive balloon |
CA2847846A1 (en) | 2011-09-14 | 2013-03-21 | Boston Scientific Scimed, Inc. | Ablation device with multiple ablation modes |
US8876817B2 (en) | 2012-01-10 | 2014-11-04 | Boston Scientific Scimed Inc. | Electrophysiology system and methods |
WO2013115941A1 (en) | 2012-01-31 | 2013-08-08 | Boston Scientific Scimed, Inc. | Ablation probe with fluid-based acoustic coupling for ultrasonic tissue imaging |
US10709490B2 (en) | 2014-05-07 | 2020-07-14 | Medtronic Ardian Luxembourg S.A.R.L. | Catheter assemblies comprising a direct heating element for renal neuromodulation and associated systems and methods |
US10524684B2 (en) | 2014-10-13 | 2020-01-07 | Boston Scientific Scimed Inc | Tissue diagnosis and treatment using mini-electrodes |
EP3209234B1 (en) | 2014-10-24 | 2023-11-29 | Boston Scientific Scimed Inc. | Medical devices with a flexible electrode assembly coupled to an ablation tip |
WO2016100917A1 (en) | 2014-12-18 | 2016-06-23 | Boston Scientific Scimed Inc. | Real-time morphology analysis for lesion assessment |
US10034707B2 (en) | 2014-12-30 | 2018-07-31 | Biosense Webster (Israel) Ltd. | Catheter with irrigated tip electrode with porous substrate and high density surface micro-electrodes |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5499971A (en) * | 1990-06-15 | 1996-03-19 | Cortrak Medical, Inc. | Method for iontophoretically delivering drug adjacent to a heart |
US5562720A (en) * | 1992-05-01 | 1996-10-08 | Vesta Medical, Inc. | Bipolar/monopolar endometrial ablation device and method |
US5569241A (en) * | 1994-06-24 | 1996-10-29 | Vidacare, Inc. | Thin layer ablation apparatus |
-
1997
- 1997-01-17 EP EP97944275A patent/EP0975386A4/en not_active Withdrawn
- 1997-01-17 WO PCT/US1997/001177 patent/WO1997045156A2/en active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5499971A (en) * | 1990-06-15 | 1996-03-19 | Cortrak Medical, Inc. | Method for iontophoretically delivering drug adjacent to a heart |
US5562720A (en) * | 1992-05-01 | 1996-10-08 | Vesta Medical, Inc. | Bipolar/monopolar endometrial ablation device and method |
US5569241A (en) * | 1994-06-24 | 1996-10-29 | Vidacare, Inc. | Thin layer ablation apparatus |
Non-Patent Citations (1)
Title |
---|
See also references of EP0975386A4 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8932208B2 (en) | 2005-05-26 | 2015-01-13 | Maquet Cardiovascular Llc | Apparatus and methods for performing minimally-invasive surgical procedures |
Also Published As
Publication number | Publication date |
---|---|
WO1997045156A2 (en) | 1997-12-04 |
EP0975386A1 (en) | 2000-02-02 |
EP0975386A4 (en) | 2000-02-02 |
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