DE68924918D1 - Kontrolleinrichtung für die neutrale Elektrode eines HF Chirurgiegeräts. - Google Patents

Kontrolleinrichtung für die neutrale Elektrode eines HF Chirurgiegeräts.

Info

Publication number
DE68924918D1
DE68924918D1 DE68924918T DE68924918T DE68924918D1 DE 68924918 D1 DE68924918 D1 DE 68924918D1 DE 68924918 T DE68924918 T DE 68924918T DE 68924918 T DE68924918 T DE 68924918T DE 68924918 D1 DE68924918 D1 DE 68924918D1
Authority
DE
Germany
Prior art keywords
neutral electrode
control device
surgical
surgical device
control
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 - Lifetime
Application number
DE68924918T
Other languages
English (en)
Other versions
DE68924918T2 (de
Inventor
Michael Randolph Manes
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.)
ASPEN LABORATORIES Inc ENGLEWOOD COL US
Aspen Laboratories Inc
Original Assignee
ASPEN LABORATORIES Inc ENGLEWOOD COL US
Aspen Laboratories Inc
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 ASPEN LABORATORIES Inc ENGLEWOOD COL US, Aspen Laboratories Inc filed Critical ASPEN LABORATORIES Inc ENGLEWOOD COL US
Publication of DE68924918D1 publication Critical patent/DE68924918D1/de
Application granted granted Critical
Publication of DE68924918T2 publication Critical patent/DE68924918T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S128/00—Surgery
    • Y10S128/908—Patient protection from electric shock

Landscapes

  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Otolaryngology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Plasma & Fusion (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Surgical Instruments (AREA)
DE68924918T 1988-02-16 1989-02-16 Kontrolleinrichtung für die neutrale Elektrode eines HF Chirurgiegeräts. Expired - Lifetime DE68924918T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07156540 US4848335B1 (en) 1988-02-16 1988-02-16 Return electrode contact monitor

Publications (2)

Publication Number Publication Date
DE68924918D1 true DE68924918D1 (de) 1996-01-11
DE68924918T2 DE68924918T2 (de) 1996-06-05

Family

ID=22559984

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68924918T Expired - Lifetime DE68924918T2 (de) 1988-02-16 1989-02-16 Kontrolleinrichtung für die neutrale Elektrode eines HF Chirurgiegeräts.

Country Status (3)

Country Link
US (1) US4848335B1 (de)
EP (1) EP0332307B1 (de)
DE (1) DE68924918T2 (de)

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DE19628482A1 (de) * 1996-07-15 1998-01-22 Berchtold Gmbh & Co Geb Verfahren zum Betrieb eines Hochfrequenz-Chirurgiegerätes und Hochfrequenz-Chirurgiegerät
DE19643127A1 (de) 1996-10-18 1998-04-23 Berchtold Gmbh & Co Geb Hochfrequenzchirurgiegerät und Verfahren zu dessen Betrieb
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JP3315623B2 (ja) * 1997-06-19 2002-08-19 オリンパス光学工業株式会社 電気メス装置の帰還電極剥離モニタ
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US8685016B2 (en) 2006-01-24 2014-04-01 Covidien Ag System and method for tissue sealing
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CA2574935A1 (en) 2006-01-24 2007-07-24 Sherwood Services Ag A method and system for controlling an output of a radio-frequency medical generator having an impedance based control algorithm
CA2574934C (en) 2006-01-24 2015-12-29 Sherwood Services Ag System and method for closed loop monitoring of monopolar electrosurgical apparatus
US7651493B2 (en) 2006-03-03 2010-01-26 Covidien Ag System and method for controlling electrosurgical snares
US7648499B2 (en) 2006-03-21 2010-01-19 Covidien Ag System and method for generating radio frequency energy
US7651492B2 (en) 2006-04-24 2010-01-26 Covidien Ag Arc based adaptive control system for an electrosurgical unit
US8753334B2 (en) 2006-05-10 2014-06-17 Covidien Ag System and method for reducing leakage current in an electrosurgical generator
US7731717B2 (en) 2006-08-08 2010-06-08 Covidien Ag System and method for controlling RF output during tissue sealing
US8034049B2 (en) 2006-08-08 2011-10-11 Covidien Ag System and method for measuring initial tissue impedance
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US7722603B2 (en) 2006-09-28 2010-05-25 Covidien Ag Smart return electrode pad
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DE1139927B (de) * 1961-01-03 1962-11-22 Friedrich Laber Hochfrequenz-Chirurgiegeraet
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Also Published As

Publication number Publication date
EP0332307B1 (de) 1995-11-29
US4848335B1 (en) 1994-06-07
DE68924918T2 (de) 1996-06-05
EP0332307A2 (de) 1989-09-13
EP0332307A3 (en) 1990-08-29
US4848335A (en) 1989-07-18

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Legal Events

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8364 No opposition during term of opposition