HK1133169A1 - Radio-frequency based catheter system and method for ablating biological tissues - Google Patents

Radio-frequency based catheter system and method for ablating biological tissues

Info

Publication number
HK1133169A1
HK1133169A1 HK09111052.3A HK09111052A HK1133169A1 HK 1133169 A1 HK1133169 A1 HK 1133169A1 HK 09111052 A HK09111052 A HK 09111052A HK 1133169 A1 HK1133169 A1 HK 1133169A1
Authority
HK
Hong Kong
Prior art keywords
radio
catheter system
frequency based
biological tissues
based catheter
Prior art date
Application number
HK09111052.3A
Other languages
English (en)
Inventor
Theodore C Ormsby
George L Leung
Gwo Jenn Shen
Peter Chu
Ming-Fan Law
Original Assignee
Medwaves Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Medwaves Inc filed Critical Medwaves Inc
Publication of HK1133169A1 publication Critical patent/HK1133169A1/xx

Links

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
    • 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
    • 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
    • A61B18/18—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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
    • A61B2017/00238—Type of minimally invasive operation
    • A61B2017/00243—Type of minimally invasive operation cardiac
    • A61B2017/00256—Creating an electrical block
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
    • A61B2017/00292—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means
    • A61B2017/003—Steerable
    • 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
    • A61B2018/00666—Sensing and controlling the application of energy using a threshold value
    • 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
    • A61B2018/00666—Sensing and controlling the application of energy using a threshold value
    • A61B2018/00678—Sensing and controlling the application of energy using a threshold value upper
    • 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
    • A61B2018/00702—Power or energy
    • 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
    • A61B2018/00779—Power or energy
    • 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
    • A61B2018/00779—Power or energy
    • A61B2018/00785—Reflected power
    • 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
    • A61B2018/00791—Temperature
    • 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
    • A61B2018/0091—Handpieces of the surgical instrument or device
    • A61B2018/00916—Handpieces of the surgical instrument or device with means for switching or controlling the main function of the instrument or device
    • A61B2018/0094—Types of switches or controllers
    • A61B2018/00946—Types of switches or controllers slidable

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Medical Informatics (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Cardiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Surgical Instruments (AREA)
HK09111052.3A 2006-06-30 2009-11-26 Radio-frequency based catheter system and method for ablating biological tissues HK1133169A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/479,259 US7594913B2 (en) 1998-12-14 2006-06-30 Radio-frequency based catheter system and method for ablating biological tissues
PCT/US2007/071121 WO2008005668A2 (en) 2006-06-30 2007-06-13 Radio-frequency based catheter system and method for ablating biological tissues

Publications (1)

Publication Number Publication Date
HK1133169A1 true HK1133169A1 (en) 2010-03-19

Family

ID=38895296

Family Applications (1)

Application Number Title Priority Date Filing Date
HK09111052.3A HK1133169A1 (en) 2006-06-30 2009-11-26 Radio-frequency based catheter system and method for ablating biological tissues

Country Status (5)

Country Link
US (1) US7594913B2 (xx)
EP (1) EP2034918A4 (xx)
CN (1) CN101484083B (xx)
HK (1) HK1133169A1 (xx)
WO (1) WO2008005668A2 (xx)

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US8409189B2 (en) * 2008-01-23 2013-04-02 Avedro, Inc. System and method for reshaping an eye feature
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US8133222B2 (en) * 2008-05-28 2012-03-13 Medwaves, Inc. Tissue ablation apparatus and method using ultrasonic imaging
US8059059B2 (en) 2008-05-29 2011-11-15 Vivant Medical, Inc. Slidable choke microwave antenna
US8679106B2 (en) * 2008-07-01 2014-03-25 Medwaves, Inc. Angioplasty and tissue ablation apparatus and method
US10028753B2 (en) 2008-09-26 2018-07-24 Relievant Medsystems, Inc. Spine treatment kits
US8882757B2 (en) * 2008-11-11 2014-11-11 Avedro, Inc. Eye therapy system
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US9326819B2 (en) * 2009-04-15 2016-05-03 Medwaves, Inc. Electrically tunable tissue ablation system and method
US8934989B2 (en) * 2009-04-15 2015-01-13 Medwaves, Inc. Radio frequency based ablation system and method with dielectric transformer
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US8617153B2 (en) 2010-02-26 2013-12-31 Covidien Lp Tunable microwave ablation probe
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CN104507534B (zh) * 2012-04-02 2017-10-03 医学发展技术不记名股份公司 用于从内部消融肾动脉壁的植入装置和系统
US9271783B2 (en) 2012-07-17 2016-03-01 Covidien Lp End-effector assembly including a pressure-sensitive layer disposed on an electrode
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Also Published As

Publication number Publication date
WO2008005668A2 (en) 2008-01-10
EP2034918A4 (en) 2010-11-24
CN101484083B (zh) 2012-02-01
WO2008005668A3 (en) 2008-10-30
US7594913B2 (en) 2009-09-29
US20060287649A1 (en) 2006-12-21
EP2034918A2 (en) 2009-03-18
CN101484083A (zh) 2009-07-15

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Legal Events

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PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20160613