WO1997017009A3 - Anordnung zur elektro-thermischen behandlung des menschlichen oder tierischen körpers - Google Patents

Anordnung zur elektro-thermischen behandlung des menschlichen oder tierischen körpers Download PDF

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Publication number
WO1997017009A3
WO1997017009A3 PCT/DE1996/002164 DE9602164W WO9717009A3 WO 1997017009 A3 WO1997017009 A3 WO 1997017009A3 DE 9602164 W DE9602164 W DE 9602164W WO 9717009 A3 WO9717009 A3 WO 9717009A3
Authority
WO
WIPO (PCT)
Prior art keywords
human
arrangement
electrodes
catheter
animal body
Prior art date
Application number
PCT/DE1996/002164
Other languages
English (en)
French (fr)
Other versions
WO1997017009A2 (de
Inventor
Gerhard Mueller
Kai Desinger
Original Assignee
Laser & Med Tech Gmbh
Gerhard Mueller
Kai Desinger
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 Laser & Med Tech Gmbh, Gerhard Mueller, Kai Desinger filed Critical Laser & Med Tech Gmbh
Priority to DE59607691T priority Critical patent/DE59607691D1/de
Priority to EP96945879A priority patent/EP0866672B1/de
Priority to US09/068,146 priority patent/US6379349B1/en
Publication of WO1997017009A2 publication Critical patent/WO1997017009A2/de
Publication of WO1997017009A3 publication Critical patent/WO1997017009A3/de

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    • AHUMAN NECESSITIES
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    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12Surgical 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
    • A61B18/14Probes or electrodes therefor
    • A61B18/1482Probes or electrodes therefor having a long rigid shaft for accessing the inner body transcutaneously in minimal invasive surgery, e.g. laparoscopy
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    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12Surgical 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
    • A61B18/14Probes or electrodes therefor
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    • A61B18/12Surgical 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
    • A61B18/14Probes or electrodes therefor
    • A61B18/148Probes or electrodes therefor having a short, rigid shaft for accessing the inner body transcutaneously, e.g. for neurosurgery or arthroscopy
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    • A61B18/12Surgical 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
    • A61B18/14Probes or electrodes therefor
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    • A61B18/14Probes or electrodes therefor
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    • A61B2018/00011Cooling or heating of the probe or tissue immediately surrounding the probe with fluids
    • A61B2018/00029Cooling or heating of the probe or tissue immediately surrounding the probe with fluids open
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    • A61B2018/00982Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body combined with or comprising means for visual or photographic inspections inside the body, e.g. endoscopes
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    • A61B18/1206Generators therefor
    • A61B2018/1246Generators therefor characterised by the output polarity
    • A61B2018/126Generators therefor characterised by the output polarity bipolar
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    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12Surgical 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
    • A61B18/14Probes or electrodes therefor
    • A61B2018/1405Electrodes having a specific shape
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    • AHUMAN NECESSITIES
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    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12Surgical 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
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    • A61B2018/1467Probes or electrodes therefor using more than two electrodes on a single probe
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    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12Surgical 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
    • A61B18/14Probes or electrodes therefor
    • A61B2018/1472Probes or electrodes therefor for use with liquid electrolyte, e.g. virtual electrodes
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    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/18Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/1815Surgical 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
    • A61B2018/1861Surgical 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

Abstract

Anordnung (1) zur elektro-thermischen Behandlung des menschlichen oder tierischen Körpers, insbesondere zur Gewebekoagulation oder Elektrotomie, mit zwei Elektroden (3, 4) zur Einführung in den zu behandelnden Körper, wobei die beiden Elektroden (3, 4) zur Erzeugung eines das Körpergewebe im Therapiegebiet erwärmenden elektrischen oder elektromagnetischen Feldes elektrisch gegeneinander isoliert und zueinander beabstandet angeordnet sowie über jeweils eine Zuleitung mit einer extrakorporal angeordneten Stromquelle verbunden sind, wobei zur gemeinsamen Einführung der beiden Elektroden (3, 4) in den Körper ein langgestreckter Katheter (2) vorgesehen ist, wobei die beiden Elektroden (3, 4) in axialer Richtung des Katheters (2) gegeneinander versetzt angeordnet und mit dem Katheter (2) verbunden oder ein Bestandteil des Katheters (2) sind.
PCT/DE1996/002164 1995-11-08 1996-11-07 Anordnung zur elektro-thermischen behandlung des menschlichen oder tierischen körpers WO1997017009A2 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE59607691T DE59607691D1 (de) 1995-11-08 1996-11-07 Anordnung zur elektro-thermischen behandlung des menschlichen oder tierischen körpers
EP96945879A EP0866672B1 (de) 1995-11-08 1996-11-07 Anordnung zur elektro-thermischen behandlung des menschlichen oder tierischen körpers
US09/068,146 US6379349B1 (en) 1995-11-08 1996-11-07 Arrangement for electrothermal treatment of the human or animal body

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19541566.3 1995-11-08
DE19541566A DE19541566A1 (de) 1995-11-08 1995-11-08 Applikationssystem für die HF-Chirurgie zur interstitiellen Thermotherapie in bipolarer Technik (HF-ITT)

Publications (2)

Publication Number Publication Date
WO1997017009A2 WO1997017009A2 (de) 1997-05-15
WO1997017009A3 true WO1997017009A3 (de) 1997-07-17

Family

ID=7776891

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE1996/002164 WO1997017009A2 (de) 1995-11-08 1996-11-07 Anordnung zur elektro-thermischen behandlung des menschlichen oder tierischen körpers

Country Status (4)

Country Link
US (1) US6379349B1 (de)
EP (2) EP0866672B1 (de)
DE (3) DE19541566A1 (de)
WO (1) WO1997017009A2 (de)

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DE59607691D1 (de) 2001-10-18
DE59610964D1 (de) 2004-05-06
EP0866672B1 (de) 2001-09-12
EP1044654B1 (de) 2004-03-31
EP1044654A3 (de) 2000-10-25
US6379349B1 (en) 2002-04-30
EP0866672A2 (de) 1998-09-30
WO1997017009A2 (de) 1997-05-15
DE19541566A1 (de) 1997-05-15
EP1044654A2 (de) 2000-10-18

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