ATE297167T1 - Hochfrequenzkatheter zur ablation von körpergewebe - Google Patents

Hochfrequenzkatheter zur ablation von körpergewebe

Info

Publication number
ATE297167T1
ATE297167T1 AT99965180T AT99965180T ATE297167T1 AT E297167 T1 ATE297167 T1 AT E297167T1 AT 99965180 T AT99965180 T AT 99965180T AT 99965180 T AT99965180 T AT 99965180T AT E297167 T1 ATE297167 T1 AT E297167T1
Authority
AT
Austria
Prior art keywords
body tissue
ablating
radio
catheter
frequency energy
Prior art date
Application number
AT99965180T
Other languages
English (en)
Inventor
Theodore C Ormsby
George L Leung
Ming-Fan Law
Original Assignee
Theodore C Ormsby
George L Leung
Ming-Fan Law
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 Theodore C Ormsby, George L Leung, Ming-Fan Law filed Critical Theodore C Ormsby
Application granted granted Critical
Publication of ATE297167T1 publication Critical patent/ATE297167T1/de

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
    • 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
    • A61B18/04—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
    • 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
    • A61B17/00234—Surgical instruments, devices or methods for minimally invasive surgery
    • A61B2017/00292—Surgical instruments, devices or methods 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
    • A61B2018/00773—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
    • 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
    • A61B2018/1405—Electrodes having a specific shape
    • A61B2018/1435—Spiral
    • A61B2018/1437—Spiral whereby the windings of the spiral touch each other such as to create a continuous surface
    • 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
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/39—Markers, e.g. radio-opaque or breast lesions markers

Landscapes

  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Otolaryngology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Electromagnetism (AREA)
  • Plasma & Fusion (AREA)
  • Cardiology (AREA)
  • Surgical Instruments (AREA)
  • Materials For Medical Uses (AREA)
AT99965180T 1998-12-14 1999-12-08 Hochfrequenzkatheter zur ablation von körpergewebe ATE297167T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/211,188 US6190382B1 (en) 1998-12-14 1998-12-14 Radio-frequency based catheter system for ablation of body tissues
PCT/US1999/029148 WO2000035363A1 (en) 1998-12-14 1999-12-08 Radio-frequency based catheter system and hollow co-axial cable for ablation of body tissues

Publications (1)

Publication Number Publication Date
ATE297167T1 true ATE297167T1 (de) 2005-06-15

Family

ID=22785906

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99965180T ATE297167T1 (de) 1998-12-14 1999-12-08 Hochfrequenzkatheter zur ablation von körpergewebe

Country Status (10)

Country Link
US (2) US6190382B1 (de)
EP (2) EP1568331B1 (de)
JP (2) JP2002532132A (de)
KR (1) KR100550164B1 (de)
CN (2) CN1283212C (de)
AT (1) ATE297167T1 (de)
AU (1) AU3115200A (de)
CA (1) CA2321413C (de)
DE (2) DE69925715T2 (de)
WO (1) WO2000035363A1 (de)

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DE69925715D1 (de) 2005-07-14
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JP4340320B2 (ja) 2009-10-07
KR20010040944A (ko) 2001-05-15
DE69941308D1 (de) 2009-10-01
CA2321413A1 (en) 2000-06-22
EP1054639A1 (de) 2000-11-29
WO2000035363A1 (en) 2000-06-22
CN1943523A (zh) 2007-04-11
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AU3115200A (en) 2000-07-03
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KR100550164B1 (ko) 2006-02-08
EP1568331A1 (de) 2005-08-31
CN1290148A (zh) 2001-04-04
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EP1054639B8 (de) 2005-08-03
US6190382B1 (en) 2001-02-20

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