DE69214394D1 - Elektrochirurgisches Gerät - Google Patents

Elektrochirurgisches Gerät

Info

Publication number
DE69214394D1
DE69214394D1 DE69214394T DE69214394T DE69214394D1 DE 69214394 D1 DE69214394 D1 DE 69214394D1 DE 69214394 T DE69214394 T DE 69214394T DE 69214394 T DE69214394 T DE 69214394T DE 69214394 D1 DE69214394 D1 DE 69214394D1
Authority
DE
Germany
Prior art keywords
electrosurgical device
electrosurgical
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
DE69214394T
Other languages
English (en)
Other versions
DE69214394T2 (de
Inventor
Kevin Alan Hebborn
Geoffrey Percy Taylor
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.)
Smiths Group PLC
Original Assignee
Smiths Group PLC
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 Smiths Group PLC filed Critical Smiths Group PLC
Application granted granted Critical
Publication of DE69214394D1 publication Critical patent/DE69214394D1/de
Publication of DE69214394T2 publication Critical patent/DE69214394T2/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
    • 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)
  • Medical Informatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Plasma & Fusion (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Otolaryngology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Surgical Instruments (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
DE69214394T 1991-09-14 1992-08-25 Elektrochirurgisches Gerät Expired - Fee Related DE69214394T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919119695A GB9119695D0 (en) 1991-09-14 1991-09-14 Electrosurgery equipment

Publications (2)

Publication Number Publication Date
DE69214394D1 true DE69214394D1 (de) 1996-11-14
DE69214394T2 DE69214394T2 (de) 1997-02-20

Family

ID=10701440

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69214394T Expired - Fee Related DE69214394T2 (de) 1991-09-14 1992-08-25 Elektrochirurgisches Gerät

Country Status (7)

Country Link
US (1) US5246439A (de)
EP (1) EP0533360B1 (de)
JP (1) JPH05192347A (de)
DE (1) DE69214394T2 (de)
ES (1) ES2092648T3 (de)
GB (2) GB9119695D0 (de)
ZA (1) ZA926715B (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5432459A (en) * 1992-03-17 1995-07-11 Conmed Corporation Leakage capacitance compensating current sensor for current supplied to medical device loads with unconnected reference conductor
US5436566A (en) * 1992-03-17 1995-07-25 Conmed Corporation Leakage capacitance compensating current sensor for current supplied to medical device loads
EP0631144A1 (de) * 1993-06-24 1994-12-28 Koninklijke Philips Electronics N.V. Hochspannungdifferentialsensor mit kapazitiver Abschwächung
US5907251A (en) * 1996-11-22 1999-05-25 International Business Machines Corp. Low voltage swing capacitive bus driver device
US5807253A (en) * 1997-10-06 1998-09-15 General Electrical Company Patient electrical isolation system
ES2290797T3 (es) 2001-06-01 2008-02-16 Covidien Ag Conector del cable con un almohadilla de retorno.
US6860881B2 (en) 2002-09-25 2005-03-01 Sherwood Services Ag Multiple RF return pad contact detection system
EP2258294B1 (de) 2003-10-23 2013-01-09 Covidien AG Redundante Temperaturüberwachung für elektrochirurgische Systeme zur Sicherheitserhöhung
CA2541037A1 (en) 2005-03-31 2006-09-30 Sherwood Services Ag Temperature regulating patient return electrode and return electrode monitoring system
US7736359B2 (en) 2006-01-12 2010-06-15 Covidien Ag RF return pad current detection system
US7637907B2 (en) * 2006-09-19 2009-12-29 Covidien Ag System and method for return electrode monitoring
US7722603B2 (en) 2006-09-28 2010-05-25 Covidien Ag Smart return electrode pad
US7927329B2 (en) 2006-09-28 2011-04-19 Covidien Ag Temperature sensing return electrode pad
US8021360B2 (en) 2007-04-03 2011-09-20 Tyco Healthcare Group Lp System and method for providing even heat distribution and cooling return pads
US8777940B2 (en) 2007-04-03 2014-07-15 Covidien Lp System and method for providing even heat distribution and cooling return pads
US8080007B2 (en) 2007-05-07 2011-12-20 Tyco Healthcare Group Lp Capacitive electrosurgical return pad with contact quality monitoring
US8231614B2 (en) 2007-05-11 2012-07-31 Tyco Healthcare Group Lp Temperature monitoring return electrode
US8388612B2 (en) 2007-05-11 2013-03-05 Covidien Lp Temperature monitoring return electrode
US8801703B2 (en) 2007-08-01 2014-08-12 Covidien Lp System and method for return electrode monitoring
US8100898B2 (en) 2007-08-01 2012-01-24 Tyco Healthcare Group Lp System and method for return electrode monitoring
US8523853B2 (en) * 2008-02-05 2013-09-03 Covidien Lp Hybrid contact quality monitoring return electrode
US9578728B2 (en) * 2013-06-18 2017-02-21 Dialight Corporation Long life, fail safe traffic light
US20190083162A1 (en) 2017-09-19 2019-03-21 Biosense Webster (Israel) Ltd. Electrode disconnect detection
US11364076B2 (en) 2019-12-12 2022-06-21 Covidien Lp Monopolar return pad
DE102021132367A1 (de) 2021-12-07 2023-06-07 Olympus Winter & Ibe Gmbh Elektrochirurgie-Generator mit Leckstromerkennung

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB855459A (en) * 1958-04-11 1960-11-30 Keeler Optical Products Ltd Improvements in or relating to electro-surgical apparatus
JPS5241593B2 (de) * 1972-12-29 1977-10-19
GB1480736A (en) * 1973-08-23 1977-07-20 Matburn Ltd Electrodiathermy apparatus
US3923063A (en) * 1974-07-15 1975-12-02 Sybron Corp Pulse control circuit for electrosurgical units
US4231372A (en) * 1974-11-04 1980-11-04 Valleylab, Inc. Safety monitoring circuit for electrosurgical unit
US4094320A (en) * 1976-09-09 1978-06-13 Valleylab, Inc. Electrosurgical safety circuit and method of using same
FR2391588A1 (fr) * 1977-05-18 1978-12-15 Satelec Soc Generateur de tension haute frequence
GB8324442D0 (en) * 1983-09-13 1983-10-12 Matburn Holdings Ltd Electrosurgical system
DE3516354A1 (de) * 1985-05-07 1986-11-13 Werner Prof. Dr.-Ing. 6301 Wettenberg Irnich Ueberwachungsvorrichtung fuer ein hochfrequenz-chirurgiegeraet
US4662369A (en) * 1986-04-04 1987-05-05 Castle Company Electrosurgical apparatus having a safety circuit
US4848335B1 (en) * 1988-02-16 1994-06-07 Aspen Lab Inc Return electrode contact monitor

Also Published As

Publication number Publication date
JPH05192347A (ja) 1993-08-03
DE69214394T2 (de) 1997-02-20
ES2092648T3 (es) 1996-12-01
GB2259453A (en) 1993-03-17
EP0533360A1 (de) 1993-03-24
GB9119695D0 (en) 1991-10-30
GB2259453B (en) 1995-07-12
ZA926715B (en) 1993-03-09
EP0533360B1 (de) 1996-10-09
GB9218496D0 (en) 1992-10-14
US5246439A (en) 1993-09-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee