CN1323234A - 可扩张式湿电极 - Google Patents

可扩张式湿电极 Download PDF

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Publication number
CN1323234A
CN1323234A CN99812155.XA CN99812155A CN1323234A CN 1323234 A CN1323234 A CN 1323234A CN 99812155 A CN99812155 A CN 99812155A CN 1323234 A CN1323234 A CN 1323234A
Authority
CN
China
Prior art keywords
electrode
distal end
tissue
ablation
electrodes
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN99812155.XA
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English (en)
Chinese (zh)
Inventor
倪以成
苗毅
G·马沙尔
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Katholieke Universiteit Leuven
Original Assignee
Katholieke Universiteit Leuven
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 Katholieke Universiteit Leuven filed Critical Katholieke Universiteit Leuven
Publication of CN1323234A publication Critical patent/CN1323234A/zh
Pending legal-status Critical Current

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Classifications

    • 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
    • A61N1/06—Electrodes for high-frequency therapy
    • 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
    • A61B18/1477—Needle-like probes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/40—Applying electric fields by inductive or capacitive coupling ; Applying radio-frequency signals
    • A61N1/403—Applying electric fields by inductive or capacitive coupling ; Applying radio-frequency signals for thermotherapy, e.g. hyperthermia
    • 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
    • A61B2018/00005—Cooling or heating of the probe or tissue immediately surrounding the probe
    • A61B2018/00011—Cooling or heating of the probe or tissue immediately surrounding the probe with fluids
    • A61B2018/00023—Cooling or heating of the probe or tissue immediately surrounding the probe with fluids closed, i.e. without wound contact by the fluid
    • 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
    • A61B2018/00577—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
    • A61B18/04—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
    • A61B2018/126—Generators therefor characterised by the output polarity bipolar
    • 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
    • A61B2018/1425—Needle
    • A61B2018/143—Needle multiple needles
    • 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
    • A61B2018/1425—Needle
    • A61B2018/1432—Needle curved
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Radiology & Medical Imaging (AREA)
  • Surgery (AREA)
  • Otolaryngology (AREA)
  • Plasma & Fusion (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgical Instruments (AREA)
  • Electrotherapy Devices (AREA)
  • Thermistors And Varistors (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Primary Cells (AREA)
  • Secondary Cells (AREA)
  • Photovoltaic Devices (AREA)
CN99812155.XA 1998-08-14 1999-08-13 可扩张式湿电极 Pending CN1323234A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL1009868 1998-08-14
NL1009868 1998-08-14

Publications (1)

Publication Number Publication Date
CN1323234A true CN1323234A (zh) 2001-11-21

Family

ID=19767651

Family Applications (2)

Application Number Title Priority Date Filing Date
CN99812155.XA Pending CN1323234A (zh) 1998-08-14 1999-08-13 可扩张式湿电极
CN99812151.7A Expired - Fee Related CN1191873C (zh) 1998-08-14 1999-08-13 冷－湿电极

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN99812151.7A Expired - Fee Related CN1191873C (zh) 1998-08-14 1999-08-13 冷－湿电极

Country Status (9)

Country Link
US (1) US6514251B1 (enExample)
EP (2) EP1104327B1 (enExample)
JP (2) JP4138249B2 (enExample)
CN (2) CN1323234A (enExample)
AT (1) ATE280617T1 (enExample)
AU (2) AU5365599A (enExample)
DE (1) DE69921482T2 (enExample)
ES (1) ES2228083T3 (enExample)
WO (2) WO2000009209A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103281978A (zh) * 2011-01-05 2013-09-04 麦德托尼克消融前沿有限公司 多极心外膜射频消融
CN104287828A (zh) * 2014-10-20 2015-01-21 周稼 柔性中空射频治疗电极

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Cited By (4)

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CN103281978A (zh) * 2011-01-05 2013-09-04 麦德托尼克消融前沿有限公司 多极心外膜射频消融
US9044245B2 (en) 2011-01-05 2015-06-02 Medtronic Ablation Frontiers Llc Multipolarity epicardial radiofrequency ablation
CN103281978B (zh) * 2011-01-05 2016-08-10 麦德托尼克消融前沿有限公司 多极心外膜射频消融
CN104287828A (zh) * 2014-10-20 2015-01-21 周稼 柔性中空射频治疗电极

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Publication number Publication date
WO2000009209A1 (en) 2000-02-24
JP2002522183A (ja) 2002-07-23
CN1191873C (zh) 2005-03-09
ES2228083T3 (es) 2005-04-01
JP2002522182A (ja) 2002-07-23
AU5402899A (en) 2000-03-06
EP1104327A1 (en) 2001-06-06
DE69921482D1 (de) 2004-12-02
EP1104327B1 (en) 2004-10-27
CN1323233A (zh) 2001-11-21
WO2000009208A1 (en) 2000-02-24
US6514251B1 (en) 2003-02-04
AU5365599A (en) 2000-03-06
EP1104328A1 (en) 2001-06-06
DE69921482T2 (de) 2005-12-15
JP4138249B2 (ja) 2008-08-27
ATE280617T1 (de) 2004-11-15

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