JP4138249B2 - 高周波エネルギー放出デバイス - Google Patents

高周波エネルギー放出デバイス Download PDF

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Publication number
JP4138249B2
JP4138249B2 JP2000564709A JP2000564709A JP4138249B2 JP 4138249 B2 JP4138249 B2 JP 4138249B2 JP 2000564709 A JP2000564709 A JP 2000564709A JP 2000564709 A JP2000564709 A JP 2000564709A JP 4138249 B2 JP4138249 B2 JP 4138249B2
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Japan
Prior art keywords
electrode
wetting
cooling
frequency energy
emitting device
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.)
Expired - Fee Related
Application number
JP2000564709A
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English (en)
Japanese (ja)
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JP2002522182A (ja
JP2002522182A5 (enExample
Inventor
ニー，イーチェン
ミャオ，イー
マルシャル，ギー
Original Assignee
ケイ・ユー・リューヴェン・リサーチ・アンド・デヴェロップメント
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Publication of JP2002522182A publication Critical patent/JP2002522182A/ja
Publication of JP2002522182A5 publication Critical patent/JP2002522182A5/ja
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    • 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)
JP2000564709A 1998-08-14 1999-08-13 高周波エネルギー放出デバイス Expired - Fee Related JP4138249B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NL1009868 1998-08-14
NL1009868 1998-08-14
PCT/BE1999/000106 WO2000009208A1 (en) 1998-08-14 1999-08-13 Cooled-wet electrode

Publications (3)

Publication Number Publication Date
JP2002522182A JP2002522182A (ja) 2002-07-23
JP2002522182A5 JP2002522182A5 (enExample) 2006-09-28
JP4138249B2 true JP4138249B2 (ja) 2008-08-27

Family

ID=19767651

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2000564709A Expired - Fee Related JP4138249B2 (ja) 1998-08-14 1999-08-13 高周波エネルギー放出デバイス
JP2000564710A Pending JP2002522183A (ja) 1998-08-14 1999-08-13 伸長可能な濡れ電極

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2000564710A Pending JP2002522183A (ja) 1998-08-14 1999-08-13 伸長可能な濡れ電極

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)

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Also Published As

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
CN1323234A (zh) 2001-11-21
ATE280617T1 (de) 2004-11-15

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