ES8400235A1 - "aparato cancelador de fugas de electrocirugia". - Google Patents

"aparato cancelador de fugas de electrocirugia".

Info

Publication number
ES8400235A1
ES8400235A1 ES514146A ES514146A ES8400235A1 ES 8400235 A1 ES8400235 A1 ES 8400235A1 ES 514146 A ES514146 A ES 514146A ES 514146 A ES514146 A ES 514146A ES 8400235 A1 ES8400235 A1 ES 8400235A1
Authority
ES
Spain
Prior art keywords
transformer
electrosurgical
windings
circuit
series
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
Application number
ES514146A
Other languages
English (en)
Other versions
ES514146A0 (es
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.)
CR Bard Inc
Original Assignee
CR Bard 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 CR Bard Inc filed Critical CR Bard Inc
Publication of ES514146A0 publication Critical patent/ES514146A0/es
Publication of ES8400235A1 publication Critical patent/ES8400235A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/02—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess current
    • 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
    • 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
    • A61B18/1233—Generators therefor with circuits for assuring patient safety
    • 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)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Biomedical Technology (AREA)
  • Medical Informatics (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Plasma & Fusion (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Surgical Instruments (AREA)

Abstract

CIRCUITO DE SEGURIDAD, CANCELADOR DE FUGAS, APROPIADO PARA SER USADO CON APARATOS DE ELECTROCIRUGIA.SE PROPORCIONAN MEDIOS (218), SENSIBLES A LA CORRIENTE (I1) QUE FLUYE EN EL CIRCUITO ACTIVO Y SON SENSIBLES ADEMAS A LA CORRIENTE (I2) QUE FLUYE EN EL CIRCUITO DE RETORNO, PARA INSERTAR UNA IMPEDANCIA ELECTRICA EN SERIE EN EL CIRCUITO DE FUNCIONAMIENTO ELECTRICO CUANDO LA CORRIENTE QUE FLUYE EN EL CIRCUITO ACTIVO NO ES SUSTANCIALMENTE IGUAL A LA QUE FLUYE EN EL CIRCUITO DE RETORNO, TENIENDO LA IMPEDANCIA UNA MAGNITUD SUFICIENTE PARA REDUCIR LA CORRIENTEA UN VALOR SUFICIENTEMENTE BAJO PARA IMPEDIR LAS QUEMADURAS EN EL PACIENTE (223).
ES514146A 1981-11-09 1982-07-20 "aparato cancelador de fugas de electrocirugia". Expired ES8400235A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/319,423 US4437464A (en) 1981-11-09 1981-11-09 Electrosurgical generator safety apparatus

Publications (2)

Publication Number Publication Date
ES514146A0 ES514146A0 (es) 1983-10-16
ES8400235A1 true ES8400235A1 (es) 1983-10-16

Family

ID=23242177

Family Applications (1)

Application Number Title Priority Date Filing Date
ES514146A Expired ES8400235A1 (es) 1981-11-09 1982-07-20 "aparato cancelador de fugas de electrocirugia".

Country Status (13)

Country Link
US (1) US4437464A (es)
JP (1) JPS5881031A (es)
AU (1) AU561102B2 (es)
BR (1) BR8204140A (es)
CA (1) CA1196967A (es)
DE (1) DE3225237A1 (es)
ES (1) ES8400235A1 (es)
FR (1) FR2519541A1 (es)
GB (1) GB2109244B (es)
IT (1) IT1151981B (es)
MX (1) MX153737A (es)
NL (1) NL8203666A (es)
SE (1) SE8204610L (es)

Families Citing this family (94)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4662369A (en) * 1986-04-04 1987-05-05 Castle Company Electrosurgical apparatus having a safety circuit
US4793345A (en) * 1987-06-24 1988-12-27 Lehmer Donald E High voltage protection circuit for ultrasonic cataract remover
US5152762A (en) * 1990-11-16 1992-10-06 Birtcher Medical Systems, Inc. Current leakage control for electrosurgical generator
US5436566A (en) * 1992-03-17 1995-07-25 Conmed Corporation Leakage capacitance compensating current sensor for current supplied to medical device loads
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
US5503320A (en) 1993-08-19 1996-04-02 United States Surgical Corporation Surgical apparatus with indicator
US6081122A (en) * 1995-06-09 2000-06-27 Bausch & Lomb Surgical, Inc. Electrical ground fault detection apparatus
JP2000511337A (ja) 1996-05-29 2000-08-29 アセア ブラウン ボヴェリ エービー 高圧巻線用絶縁導体およびその製造方法
US6376775B1 (en) 1996-05-29 2002-04-23 Abb Ab Conductor for high-voltage windings and a rotating electric machine comprising a winding including the conductor
NZ333599A (en) * 1996-05-29 2000-05-26 Abb Ab High voltage AC machine with grounded windings with semiconductive layer around windings
CA2256535A1 (en) 1996-05-29 1997-12-04 Lars Gertmar Rotating electrical machine plants
SE9602079D0 (sv) 1996-05-29 1996-05-29 Asea Brown Boveri Roterande elektriska maskiner med magnetkrets för hög spänning och ett förfarande för tillverkning av densamma
SE509072C2 (sv) 1996-11-04 1998-11-30 Asea Brown Boveri Anod, anodiseringsprocess, anodiserad tråd och användning av sådan tråd i en elektrisk anordning
SE512917C2 (sv) 1996-11-04 2000-06-05 Abb Ab Förfarande, anordning och kabelförare för lindning av en elektrisk maskin
SE510422C2 (sv) 1996-11-04 1999-05-25 Asea Brown Boveri Magnetplåtkärna för elektriska maskiner
SE515843C2 (sv) 1996-11-04 2001-10-15 Abb Ab Axiell kylning av rotor
SE9704421D0 (sv) 1997-02-03 1997-11-28 Asea Brown Boveri Seriekompensering av elektrisk växelströmsmaskin
SE9704413D0 (sv) * 1997-02-03 1997-11-28 Asea Brown Boveri Krafttransformator/reaktor
SE508543C2 (sv) 1997-02-03 1998-10-12 Asea Brown Boveri Hasplingsanordning
SE508544C2 (sv) 1997-02-03 1998-10-12 Asea Brown Boveri Förfarande och anordning för montering av en stator -lindning bestående av en kabel.
SE9704422D0 (sv) 1997-02-03 1997-11-28 Asea Brown Boveri Ändplatta
SE9704423D0 (sv) 1997-02-03 1997-11-28 Asea Brown Boveri Roterande elektrisk maskin med spolstöd
SE9704427D0 (sv) 1997-02-03 1997-11-28 Asea Brown Boveri Infästningsanordning för elektriska roterande maskiner
EP1042853A2 (en) 1997-11-28 2000-10-11 Abb Ab Method and device for controlling the magnetic flux with an auxiliary winding in a rotating high voltage electric alternating current machine
US6801421B1 (en) 1998-09-29 2004-10-05 Abb Ab Switchable flux control for high power static electromagnetic devices
US7137980B2 (en) 1998-10-23 2006-11-21 Sherwood Services Ag Method and system for controlling output of RF medical generator
US20040167508A1 (en) * 2002-02-11 2004-08-26 Robert Wham Vessel sealing system
US7901400B2 (en) 1998-10-23 2011-03-08 Covidien Ag Method and system for controlling output of RF medical generator
US7364577B2 (en) 2002-02-11 2008-04-29 Sherwood Services Ag Vessel sealing system
US6258085B1 (en) 1999-05-11 2001-07-10 Sherwood Services Ag Electrosurgical return electrode monitor
SE516442C2 (sv) * 2000-04-28 2002-01-15 Abb Ab Stationär induktionsmaskin och kabel därför
WO2002099442A2 (en) * 2001-06-01 2002-12-12 Sherwood Services Ag Return pad cable connector
US7749217B2 (en) 2002-05-06 2010-07-06 Covidien Ag Method and system for optically detecting blood and controlling a generator during electrosurgery
US6860881B2 (en) * 2002-09-25 2005-03-01 Sherwood Services Ag Multiple RF return pad contact detection system
US7044948B2 (en) * 2002-12-10 2006-05-16 Sherwood Services Ag Circuit for controlling arc energy from an electrosurgical generator
US7255694B2 (en) * 2002-12-10 2007-08-14 Sherwood Services Ag Variable output crest factor electrosurgical generator
CA2524289C (en) 2003-05-01 2016-01-19 Sherwood Services Ag Method and system for programming and controlling an electrosurgical generator system
US8104956B2 (en) 2003-10-23 2012-01-31 Covidien Ag Thermocouple measurement circuit
CA2542849C (en) * 2003-10-23 2013-08-20 Sherwood Services Ag Redundant temperature monitoring in electrosurgical systems for safety mitigation
US7396336B2 (en) 2003-10-30 2008-07-08 Sherwood Services Ag Switched resonant ultrasonic power amplifier system
US7131860B2 (en) * 2003-11-20 2006-11-07 Sherwood Services Ag Connector systems for electrosurgical generator
US7766905B2 (en) 2004-02-12 2010-08-03 Covidien Ag Method and system for continuity testing of medical electrodes
US7780662B2 (en) 2004-03-02 2010-08-24 Covidien Ag Vessel sealing system using capacitive RF dielectric heating
US7628786B2 (en) 2004-10-13 2009-12-08 Covidien Ag Universal foot switch contact port
US20060161148A1 (en) * 2005-01-13 2006-07-20 Robert Behnke Circuit and method for controlling an electrosurgical generator using a full bridge topology
US9474564B2 (en) 2005-03-31 2016-10-25 Covidien Ag Method and system for compensating for external impedance of an energy carrying component when controlling an electrosurgical generator
CA2541037A1 (en) 2005-03-31 2006-09-30 Sherwood Services Ag Temperature regulating patient return electrode and return electrode monitoring system
US8734438B2 (en) 2005-10-21 2014-05-27 Covidien Ag Circuit and method for reducing stored energy in an electrosurgical generator
US7947039B2 (en) 2005-12-12 2011-05-24 Covidien Ag Laparoscopic apparatus for performing electrosurgical procedures
US7736359B2 (en) * 2006-01-12 2010-06-15 Covidien Ag RF return pad current detection system
US8216223B2 (en) 2006-01-24 2012-07-10 Covidien Ag System and method for tissue sealing
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
US8685016B2 (en) 2006-01-24 2014-04-01 Covidien Ag System and method for tissue sealing
US8147485B2 (en) 2006-01-24 2012-04-03 Covidien Ag System and method for tissue sealing
CA2574934C (en) 2006-01-24 2015-12-29 Sherwood Services Ag System and method for closed loop monitoring of monopolar electrosurgical apparatus
US9186200B2 (en) 2006-01-24 2015-11-17 Covidien Ag System and method for tissue sealing
US7513896B2 (en) 2006-01-24 2009-04-07 Covidien Ag Dual synchro-resonant electrosurgical apparatus with bi-directional magnetic coupling
EP2289446B1 (en) 2006-01-24 2017-05-31 Covidien AG System for tissue sealing
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
US20080009846A1 (en) * 2006-07-06 2008-01-10 Sherwood Services Ag Electrosurgical return electrode with an involuted edge
US8034049B2 (en) 2006-08-08 2011-10-11 Covidien Ag System and method for measuring initial tissue impedance
US7731717B2 (en) 2006-08-08 2010-06-08 Covidien Ag System and method for controlling RF output during tissue sealing
US7794457B2 (en) 2006-09-28 2010-09-14 Covidien Ag Transformer for RF voltage sensing
US7927329B2 (en) 2006-09-28 2011-04-19 Covidien Ag Temperature sensing return electrode pad
US7722603B2 (en) * 2006-09-28 2010-05-25 Covidien Ag Smart return electrode pad
US20080249524A1 (en) * 2007-04-03 2008-10-09 Tyco Healthcare Group Lp System and method for providing even heat distribution and cooling return pads
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
US8777941B2 (en) 2007-05-10 2014-07-15 Covidien Lp Adjustable impedance electrosurgical electrodes
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
US7834484B2 (en) 2007-07-16 2010-11-16 Tyco Healthcare Group Lp Connection cable and method for activating a voltage-controlled generator
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
US8216220B2 (en) 2007-09-07 2012-07-10 Tyco Healthcare Group Lp System and method for transmission of combined data stream
US8512332B2 (en) 2007-09-21 2013-08-20 Covidien Lp Real-time arc control in electrosurgical generators
US8100897B2 (en) 2008-03-27 2012-01-24 Bovie Medical Corporation Laparoscopic electrosurgical electrical leakage detection
US8979834B2 (en) 2008-03-27 2015-03-17 Bovie Medical Corporation Laparoscopic electrosurgical electrical leakage detection
US8226639B2 (en) 2008-06-10 2012-07-24 Tyco Healthcare Group Lp System and method for output control of electrosurgical generator
US8262652B2 (en) 2009-01-12 2012-09-11 Tyco Healthcare Group Lp Imaginary impedance process monitoring and intelligent shut-off
US9116179B2 (en) 2012-12-17 2015-08-25 Covidien Lp System and method for voltage and current sensing
US9863983B2 (en) 2012-12-17 2018-01-09 Covidien Lp System and method for voltage and current sensing
US9872719B2 (en) 2013-07-24 2018-01-23 Covidien Lp Systems and methods for generating electrosurgical energy using a multistage power converter
US9636165B2 (en) 2013-07-29 2017-05-02 Covidien Lp Systems and methods for measuring tissue impedance through an electrosurgical cable
US10281496B2 (en) 2014-12-02 2019-05-07 Covidien Lp Electrosurgical generators and sensors
US10278764B2 (en) 2014-12-02 2019-05-07 Covidien Lp Electrosurgical generators and sensors
US10292753B2 (en) 2014-12-02 2019-05-21 Covidien Lp Electrosurgical generators and sensors
US10908187B2 (en) 2016-05-02 2021-02-02 Covidien Lp Current sensor with reduced voltage coupling
MX2019005654A (es) 2016-11-17 2019-08-29 Apyx Medical Corp Aparato electroquirurgico con compensacion dinamica de corriente de fuga y modulacion dinamica de rf.
US20230284957A1 (en) * 2022-03-08 2023-09-14 Biosense Webster (Israel) Ltd. Power line noise reduction in electrically coupled medical systems

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3683923A (en) * 1970-09-25 1972-08-15 Valleylab Inc Electrosurgery safety circuit
US3946738A (en) * 1974-10-24 1976-03-30 Newton David W Leakage current cancelling circuit for use with electrosurgical instrument
FR2298909A1 (fr) * 1975-01-24 1976-08-20 Medtronic Inc Circuit de protection pour un stimulateur cardiaque
JPS5275882A (en) * 1975-12-20 1977-06-25 Olympus Optical Co High frequency electric knife
US4094320A (en) * 1976-09-09 1978-06-13 Valleylab, Inc. Electrosurgical safety circuit and method of using same

Also Published As

Publication number Publication date
AU8548282A (en) 1983-05-19
US4437464A (en) 1984-03-20
AU561102B2 (en) 1987-04-30
IT8222313A0 (it) 1982-07-08
NL8203666A (nl) 1983-06-01
DE3225237C2 (es) 1993-02-04
MX153737A (es) 1986-12-29
ES514146A0 (es) 1983-10-16
FR2519541A1 (fr) 1983-07-18
BR8204140A (pt) 1983-07-12
JPS5881031A (ja) 1983-05-16
SE8204610L (sv) 1983-05-10
GB2109244A (en) 1983-06-02
IT1151981B (it) 1986-12-24
CA1196967A (en) 1985-11-19
GB2109244B (en) 1985-05-09
DE3225237A1 (de) 1983-05-19
SE8204610D0 (sv) 1982-08-06

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20010201