DE69827270D1 - Vorrichtung zur therapeutischen kauterisation von vorbestimmten volumen biologischen gewebes - Google Patents

Vorrichtung zur therapeutischen kauterisation von vorbestimmten volumen biologischen gewebes

Info

Publication number
DE69827270D1
DE69827270D1 DE69827270T DE69827270T DE69827270D1 DE 69827270 D1 DE69827270 D1 DE 69827270D1 DE 69827270 T DE69827270 T DE 69827270T DE 69827270 T DE69827270 T DE 69827270T DE 69827270 D1 DE69827270 D1 DE 69827270D1
Authority
DE
Germany
Prior art keywords
biological tissue
determined volumes
cauterization
therapeutic
therapeutic cauterization
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
DE69827270T
Other languages
English (en)
Other versions
DE69827270T2 (de
Inventor
E Eggers
Ascher Shmulewitz
A Crosby
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.)
Neothermia Corp
Original Assignee
Neothermia Corp
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 Neothermia Corp filed Critical Neothermia Corp
Publication of DE69827270D1 publication Critical patent/DE69827270D1/de
Application granted granted Critical
Publication of DE69827270T2 publication Critical patent/DE69827270T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves 
    • A61B5/053—Measuring electrical impedance or conductance of a portion of the body
    • A61B5/0531—Measuring skin impedance
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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    • 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
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    • 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
    • A61B18/1402—Probes for open surgery
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    • 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
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    • A61B2018/00678—Sensing and controlling the application of energy using a threshold value upper
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    • A61B2018/00702—Power or energy
    • A61B2018/00708—Power or energy switching the power on or off
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    • 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
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    • 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
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    • 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
    • A61B2018/128—Generators therefor generating two or more frequencies
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    • 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
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    • 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
    • A61B18/16—Indifferent or passive electrodes for grounding
    • A61B2018/162—Indifferent or passive electrodes for grounding located on the probe body
DE69827270T 1997-07-03 1998-06-30 Vorrichtung zur therapeutischen kauterisation von vorbestimmten volumen biologischen gewebes Expired - Fee Related DE69827270T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/888,063 US6106524A (en) 1995-03-03 1997-07-03 Methods and apparatus for therapeutic cauterization of predetermined volumes of biological tissue
US888063 1997-07-03
PCT/US1998/013414 WO1999001074A1 (en) 1997-07-03 1998-06-30 Methods and apparatus for therapeutic cauterization of predetermined volumes of biological tissue

Publications (2)

Publication Number Publication Date
DE69827270D1 true DE69827270D1 (de) 2004-12-02
DE69827270T2 DE69827270T2 (de) 2005-11-10

Family

ID=25392448

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69830087T Expired - Fee Related DE69830087T2 (de) 1997-07-03 1998-06-30 Gerät zur therapeutischen Kauterisation von vorbestimmten Volumen biologischen Gewebes
DE69827270T Expired - Fee Related DE69827270T2 (de) 1997-07-03 1998-06-30 Vorrichtung zur therapeutischen kauterisation von vorbestimmten volumen biologischen gewebes

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69830087T Expired - Fee Related DE69830087T2 (de) 1997-07-03 1998-06-30 Gerät zur therapeutischen Kauterisation von vorbestimmten Volumen biologischen Gewebes

Country Status (7)

Country Link
US (1) US6106524A (de)
EP (2) EP1006903B1 (de)
JP (1) JP2002507924A (de)
CA (1) CA2294946A1 (de)
DE (2) DE69830087T2 (de)
ES (2) ES2230703T3 (de)
WO (1) WO1999001074A1 (de)

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EP1006903A4 (de) 2000-11-29
EP1440665B1 (de) 2005-05-04
ES2230703T3 (es) 2005-05-01
DE69830087T2 (de) 2005-09-22
EP1006903A1 (de) 2000-06-14
ES2240954T3 (es) 2005-10-16
CA2294946A1 (en) 1999-01-14
DE69830087D1 (de) 2005-06-09
US6106524A (en) 2000-08-22
WO1999001074A1 (en) 1999-01-14
EP1440665A1 (de) 2004-07-28
JP2002507924A (ja) 2002-03-12
EP1006903B1 (de) 2004-10-27
DE69827270T2 (de) 2005-11-10

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