DE58908600D1 - Einrichtung zur Überwachung der Applikation von Neutralelektroden bei der Hochfrequenzchirurgie. - Google Patents

Einrichtung zur Überwachung der Applikation von Neutralelektroden bei der Hochfrequenzchirurgie.

Info

Publication number
DE58908600D1
DE58908600D1 DE58908600T DE58908600T DE58908600D1 DE 58908600 D1 DE58908600 D1 DE 58908600D1 DE 58908600 T DE58908600 T DE 58908600T DE 58908600 T DE58908600 T DE 58908600T DE 58908600 D1 DE58908600 D1 DE 58908600D1
Authority
DE
Germany
Prior art keywords
monitoring
application
frequency surgery
neutral electrodes
neutral
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
DE58908600T
Other languages
English (en)
Inventor
Guenter Farin
Franz Geiselhart
Johannes Klett
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.)
Erbe Elecktromedizin GmbH
Original Assignee
Erbe Elecktromedizin GmbH
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 Erbe Elecktromedizin GmbH filed Critical Erbe Elecktromedizin GmbH
Application granted granted Critical
Publication of DE58908600D1 publication Critical patent/DE58908600D1/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
DE58908600T 1989-04-01 1989-04-01 Einrichtung zur Überwachung der Applikation von Neutralelektroden bei der Hochfrequenzchirurgie. Expired - Lifetime DE58908600D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP89105740A EP0390937B1 (de) 1989-04-01 1989-04-01 Einrichtung zur Überwachung der Applikation von Neutralelektroden bei der Hochfrequenzchirurgie

Publications (1)

Publication Number Publication Date
DE58908600D1 true DE58908600D1 (de) 1994-12-08

Family

ID=8201164

Family Applications (1)

Application Number Title Priority Date Filing Date
DE58908600T Expired - Lifetime DE58908600D1 (de) 1989-04-01 1989-04-01 Einrichtung zur Überwachung der Applikation von Neutralelektroden bei der Hochfrequenzchirurgie.

Country Status (3)

Country Link
US (1) US5087257A (de)
EP (1) EP0390937B1 (de)
DE (1) DE58908600D1 (de)

Families Citing this family (234)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5688269A (en) * 1991-07-10 1997-11-18 Electroscope, Inc. Electrosurgical apparatus for laparoscopic and like procedures
US5312401A (en) * 1991-07-10 1994-05-17 Electroscope, Inc. Electrosurgical apparatus for laparoscopic and like procedures
DE4425015C2 (de) * 1994-07-15 1997-01-16 Winter & Ibe Olympus Endoskopisches HF-chirurgisches Gerät
US5695494A (en) * 1994-12-22 1997-12-09 Valleylab Inc Rem output stage topology
US5769841A (en) * 1995-06-13 1998-06-23 Electroscope, Inc. Electrosurgical apparatus for laparoscopic and like procedures
US5792141A (en) * 1996-03-05 1998-08-11 Medicor Corporation Electrosurgical device for preventing capacitive coupling and the formation of undesirable current paths
US5797902A (en) * 1996-05-10 1998-08-25 Minnesota Mining And Manufacturing Company Biomedical electrode providing early detection of accidental detachment
DE19623840A1 (de) * 1996-06-14 1997-12-18 Berchtold Gmbh & Co Geb Elektrochirurgischer Hochfrequenz-Generator
DE19643127A1 (de) * 1996-10-18 1998-04-23 Berchtold Gmbh & Co Geb Hochfrequenzchirurgiegerät und Verfahren zu dessen Betrieb
CN1213701C (zh) 1997-04-04 2005-08-10 美国3M公司 控制生物医学电极与病人皮肤接触的方法和装置
DE19714972C2 (de) 1997-04-10 2001-12-06 Storz Endoskop Gmbh Schaffhaus Einrichtung zur Überwachung der Applikation einer Neutralelektrode
DE19743527C2 (de) * 1997-05-14 2003-02-27 Erbe Elektromedizin Elektrochirurgische Vorrichtung
US6007532A (en) * 1997-08-29 1999-12-28 3M Innovative Properties Company Method and apparatus for detecting loss of contact of biomedical electrodes with patient skin
US7901400B2 (en) 1998-10-23 2011-03-08 Covidien Ag Method and system for controlling output of RF medical generator
US7137980B2 (en) 1998-10-23 2006-11-21 Sherwood Services 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
US20100042093A9 (en) * 1998-10-23 2010-02-18 Wham Robert H System and method for terminating treatment in impedance feedback algorithm
US20040167508A1 (en) * 2002-02-11 2004-08-26 Robert Wham Vessel sealing system
US6442422B1 (en) * 1999-08-11 2002-08-27 Ge Medical Systems Information Technologies, Inc. Compliance monitoring apparatus and method
US8133218B2 (en) * 2000-12-28 2012-03-13 Senorx, Inc. Electrosurgical medical system and method
US20050004559A1 (en) * 2003-06-03 2005-01-06 Senorx, Inc. Universal medical device control console
US6620157B1 (en) 2000-12-28 2003-09-16 Senorx, Inc. High frequency power source
US6796828B2 (en) * 2001-06-01 2004-09-28 Sherwood Services Ag Return pad cable connector
ES2333037T3 (es) * 2001-06-01 2010-02-16 Covidien Ag Conector de cable de una almohadilla de retorno.
WO2003092520A1 (en) 2002-05-06 2003-11-13 Sherwood Services Ag Blood detector for controlling anesu and method therefor
US6860881B2 (en) * 2002-09-25 2005-03-01 Sherwood Services Ag Multiple RF return pad contact detection system
US6948503B2 (en) * 2002-11-19 2005-09-27 Conmed Corporation Electrosurgical generator and method for cross-checking output power
US6875210B2 (en) * 2002-11-19 2005-04-05 Conmed Corporation Electrosurgical generator and method for cross-checking mode functionality
US7044948B2 (en) 2002-12-10 2006-05-16 Sherwood Services Ag Circuit for controlling arc energy from an electrosurgical generator
CA2516493C (en) * 2003-02-20 2011-01-25 Sherwood Services Ag Return pad cable connector
EP1617776B1 (de) * 2003-05-01 2015-09-02 Covidien AG System zur programmierung und kontrolle eines elektrochirurgischen generatorsystems
US20050021020A1 (en) * 2003-05-15 2005-01-27 Blaha Derek M. System for activating an electrosurgical instrument
AU2003284929B2 (en) * 2003-10-23 2010-07-22 Covidien Ag Redundant temperature monitoring in electrosurgical systems for safety mitigation
AU2003286644B2 (en) 2003-10-23 2009-09-10 Covidien Ag Thermocouple measurement circuit
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
US7300435B2 (en) * 2003-11-21 2007-11-27 Sherwood Services Ag Automatic control system for an 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
DE102004025613B4 (de) * 2004-05-25 2008-08-07 Erbe Elektromedizin Gmbh Verfahren und Messvorrichtung zur Bestimmung der Übergangsimpendanz zwischen zwei Teilelektroden einer geteilten Neutralelektrode
US7422589B2 (en) * 2004-08-17 2008-09-09 Encision, Inc. System and method for performing an electrosurgical procedure
US7465302B2 (en) * 2004-08-17 2008-12-16 Encision, Inc. System and method for performing an electrosurgical procedure
US20060041252A1 (en) * 2004-08-17 2006-02-23 Odell Roger C System and method for monitoring electrosurgical instruments
AU2011254083B2 (en) * 2004-10-08 2013-05-23 Covidien Ag Devices for detecting heating under a patient return electrode
US20060079872A1 (en) * 2004-10-08 2006-04-13 Eggleston Jeffrey L Devices for detecting heating under a patient return electrode
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
US20070049914A1 (en) * 2005-09-01 2007-03-01 Sherwood Services Ag Return electrode pad with conductive element grid and method
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
US20070167942A1 (en) * 2006-01-18 2007-07-19 Sherwood Services Ag RF return pad current distribution system
US7513896B2 (en) 2006-01-24 2009-04-07 Covidien Ag Dual synchro-resonant electrosurgical apparatus with bi-directional magnetic coupling
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
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
US9186200B2 (en) 2006-01-24 2015-11-17 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
US20070173813A1 (en) * 2006-01-24 2007-07-26 Sherwood Services Ag System and method for tissue sealing
CA2575392C (en) 2006-01-24 2015-07-07 Sherwood Services Ag System and method for tissue sealing
US20070173802A1 (en) * 2006-01-24 2007-07-26 Keppel David S Method and system for transmitting data across patient isolation barrier
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
US20070244478A1 (en) * 2006-04-18 2007-10-18 Sherwood Services Ag System and method for reducing patient return electrode current concentrations
US7651492B2 (en) 2006-04-24 2010-01-26 Covidien Ag Arc based adaptive control system for an electrosurgical unit
US8007494B1 (en) 2006-04-27 2011-08-30 Encision, Inc. Device and method to prevent surgical burns
US8753334B2 (en) * 2006-05-10 2014-06-17 Covidien Ag System and method for reducing leakage current in an electrosurgical generator
US20070282320A1 (en) * 2006-05-30 2007-12-06 Sherwood Services Ag System and method for controlling tissue heating rate prior to cellular vaporization
US8251989B1 (en) 2006-06-13 2012-08-28 Encision, Inc. Combined bipolar and monopolar electrosurgical instrument and method
US20080009846A1 (en) * 2006-07-06 2008-01-10 Sherwood Services Ag Electrosurgical return electrode with an involuted edge
DE102007020583B4 (de) 2006-07-19 2012-10-11 Erbe Elektromedizin Gmbh Elektrodeneinrichtung mit einerImnpedanz-Messeinrichtung und Verfahren zum Herstellen einer derartigen Elektrodeneinrichtung
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
US7637907B2 (en) * 2006-09-19 2009-12-29 Covidien Ag System and method for return electrode monitoring
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
US7794457B2 (en) * 2006-09-28 2010-09-14 Covidien Ag Transformer for RF voltage sensing
US8083735B2 (en) * 2006-11-17 2011-12-27 Genii, Inc. Compact electrosurgery apparatuses
US20080249523A1 (en) * 2007-04-03 2008-10-09 Tyco Healthcare Group Lp Controller for flexible tissue ablation procedures
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
US8388612B2 (en) * 2007-05-11 2013-03-05 Covidien Lp Temperature monitoring return electrode
US8231614B2 (en) 2007-05-11 2012-07-31 Tyco Healthcare Group Lp Temperature monitoring return electrode
DE102007056974B4 (de) * 2007-05-14 2013-01-17 Erbe Elektromedizin Gmbh HF-chirurgische Prüfeinrichtung und Verfahren zum Identifizieren einer am Patienten angelegten HF-Neutralelektrode
US7834484B2 (en) * 2007-07-16 2010-11-16 Tyco Healthcare Group Lp Connection cable and method for activating a voltage-controlled generator
US8152800B2 (en) 2007-07-30 2012-04-10 Vivant Medical, Inc. Electrosurgical systems and printed circuit boards for use therewith
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
DE102007051097A1 (de) 2007-10-24 2009-04-30 Celon Ag Medical Instruments HF-Chirurgiegerät und Verfahren für ein HF-Chirurgiegerät
US8460284B2 (en) 2007-10-26 2013-06-11 Encision, Inc. Multiple parameter fault detection in electrosurgical instrument shields
US8298231B2 (en) 2008-01-31 2012-10-30 Tyco Healthcare Group Lp Bipolar scissors for adenoid and tonsil removal
US8187263B2 (en) 2008-02-04 2012-05-29 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
US8486059B2 (en) 2008-02-15 2013-07-16 Covidien Lp Multi-layer return electrode
US8409186B2 (en) 2008-03-13 2013-04-02 Covidien Lp Crest factor enhancement in electrosurgical generators
US9987072B2 (en) 2008-03-17 2018-06-05 Covidien Lp System and method for detecting a fault in a capacitive return electrode for use in electrosurgery
US8257349B2 (en) 2008-03-28 2012-09-04 Tyco Healthcare Group Lp Electrosurgical apparatus with predictive RF source control
ES2428719T3 (es) 2008-03-31 2013-11-11 Applied Medical Resources Corporation Sistema electroquirúrgico con medios para medir permitividad y conductividad del tejido
US8226639B2 (en) * 2008-06-10 2012-07-24 Tyco Healthcare Group Lp System and method for output control of electrosurgical generator
US9700366B2 (en) 2008-08-01 2017-07-11 Covidien Lp Polyphase electrosurgical system and method
US8172836B2 (en) 2008-08-11 2012-05-08 Tyco Healthcare Group Lp Electrosurgical system having a sensor for monitoring smoke or aerosols
US9833281B2 (en) 2008-08-18 2017-12-05 Encision Inc. Enhanced control systems including flexible shielding and support systems for electrosurgical applications
WO2010022088A1 (en) 2008-08-18 2010-02-25 Encision, Inc. Enhanced control systems including flexible shielding and support systems for electrosurgical applications
US8403924B2 (en) 2008-09-03 2013-03-26 Vivant Medical, Inc. Shielding for an isolation apparatus used in a microwave generator
US8287529B2 (en) 2008-09-05 2012-10-16 Tyco Healthcare Group Lp Electrosurgical apparatus with high speed energy recovery
US8377053B2 (en) 2008-09-05 2013-02-19 Covidien Lp Electrosurgical apparatus with high speed energy recovery
US8287527B2 (en) 2008-09-30 2012-10-16 Vivant Medical, Inc. Microwave system calibration apparatus and method of use
US8346370B2 (en) 2008-09-30 2013-01-01 Vivant Medical, Inc. Delivered energy generator for microwave ablation
US8242782B2 (en) 2008-09-30 2012-08-14 Vivant Medical, Inc. Microwave ablation generator control system
US8174267B2 (en) 2008-09-30 2012-05-08 Vivant Medical, Inc. Intermittent microwave energy delivery system
US8248075B2 (en) 2008-09-30 2012-08-21 Vivant Medical, Inc. System, apparatus and method for dissipating standing wave in a microwave delivery system
US8180433B2 (en) 2008-09-30 2012-05-15 Vivant Medical, Inc. Microwave system calibration apparatus, system and method of use
US8852179B2 (en) 2008-10-10 2014-10-07 Covidien Lp Apparatus, system and method for monitoring tissue during an electrosurgical procedure
US8734444B2 (en) 2008-10-10 2014-05-27 Covidien Lp System and method for delivering high current to electrosurgical device
US8262652B2 (en) 2009-01-12 2012-09-11 Tyco Healthcare Group Lp Imaginary impedance process monitoring and intelligent shut-off
US8211100B2 (en) 2009-01-12 2012-07-03 Tyco Healthcare Group Lp Energy delivery algorithm for medical devices based on maintaining a fixed position on a tissue electrical conductivity v. temperature curve
US8152802B2 (en) 2009-01-12 2012-04-10 Tyco Healthcare Group Lp Energy delivery algorithm filter pre-loading
US8167875B2 (en) 2009-01-12 2012-05-01 Tyco Healthcare Group Lp Energy delivery algorithm for medical devices
US8333759B2 (en) 2009-01-12 2012-12-18 Covidien Lp Energy delivery algorithm for medical devices
US8162932B2 (en) 2009-01-12 2012-04-24 Tyco Healthcare Group Lp Energy delivery algorithm impedance trend adaptation
US8231553B2 (en) 2009-01-13 2012-07-31 Tyco Healthcare Group Lp Method for wireless control of electrosurgery
US8235917B2 (en) 2009-01-13 2012-08-07 Tyco Healthcare Group Lp Wireless electrosurgical controller
DE102009012431A1 (de) 2009-03-10 2010-09-23 Farin, Günter, Dipl.-Ing. Verfahren und Einrichtung zum Betreiben einer HF-chirurgischen Anordnung
US9522039B2 (en) 2009-03-11 2016-12-20 Covidien Lp Crest factor enhancement in electrosurgical generators
US8628524B2 (en) * 2009-04-27 2014-01-14 Bovie Medical Corporation Return electrode detection and monitoring system and method thereof
US8932282B2 (en) 2009-08-03 2015-01-13 Covidien Lp Power level transitioning in a surgical instrument
US7956620B2 (en) 2009-08-12 2011-06-07 Tyco Healthcare Group Lp System and method for augmented impedance sensing
US8790335B2 (en) 2009-08-28 2014-07-29 Covidien Lp Electrosurgical generator
US8382751B2 (en) 2009-09-10 2013-02-26 Covidien Lp System and method for power supply noise reduction
US8377054B2 (en) 2009-09-24 2013-02-19 Covidien Lp Automatic control circuit for use in an electrosurgical generator
US8685015B2 (en) 2009-09-24 2014-04-01 Covidien Lp System and method for multi-pole phase-shifted radio frequency application
US8388614B2 (en) 2009-09-29 2013-03-05 Covidien Lp Return electrode temperature prediction
US8610501B2 (en) 2009-11-16 2013-12-17 Covidien Lp Class resonant-H electrosurgical generators
US10039588B2 (en) 2009-12-16 2018-08-07 Covidien Lp System and method for tissue sealing
US8454590B2 (en) 2010-02-26 2013-06-04 Covidien Lp Enhanced lossless current sense circuit
US8668690B2 (en) 2010-06-03 2014-03-11 Covidien Lp Apparatus and method for optimal tissue separation
US8617154B2 (en) 2010-06-25 2013-12-31 Covidien Lp Current-fed push-pull converter with passive voltage clamp
US8623007B2 (en) 2010-06-30 2014-01-07 Covidien Lp Electrosurgical generator to ablation device adaptor
JP6143362B2 (ja) 2010-10-01 2017-06-07 アプライド メディカル リソーシーズ コーポレイション ジョー及び／又は電極、及び電気手術用増幅器を持つ電気手術器具
US9028481B2 (en) 2011-01-05 2015-05-12 Covidien Lp System and method for measuring current of an electrosurgical generator
US9265560B2 (en) 2011-02-25 2016-02-23 Covidien Lp System and method for detecting and suppressing arc formation during an electrosurgical procedure
US9375247B2 (en) 2011-03-16 2016-06-28 Covidien Lp System and method for electrosurgical generator power measurement
US9539050B2 (en) 2011-04-12 2017-01-10 Covidien Lp System and method for process monitoring and intelligent shut-off
US8968293B2 (en) 2011-04-12 2015-03-03 Covidien Lp Systems and methods for calibrating power measurements in an electrosurgical generator
US9050089B2 (en) 2011-05-31 2015-06-09 Covidien Lp Electrosurgical apparatus with tissue site sensing and feedback control
US9028479B2 (en) 2011-08-01 2015-05-12 Covidien Lp Electrosurgical apparatus with real-time RF tissue energy control
US9033973B2 (en) 2011-08-30 2015-05-19 Covidien Lp System and method for DC tissue impedance sensing
US9099863B2 (en) 2011-09-09 2015-08-04 Covidien Lp Surgical generator and related method for mitigating overcurrent conditions
US9033970B2 (en) 2011-09-20 2015-05-19 Covidien Lp Handheld medical devices including microwave amplifier unit at device handle
US9023025B2 (en) 2011-09-20 2015-05-05 Covidien Lp Handheld medical devices including microwave amplifier unit at device handle
US9039692B2 (en) 2011-09-20 2015-05-26 Covidien Lp Handheld medical devices including microwave amplifier unit at device handle
US9039693B2 (en) 2011-09-20 2015-05-26 Covidien Lp Handheld medical devices including microwave amplifier unit at device handle
US10376301B2 (en) 2011-09-28 2019-08-13 Covidien Lp Logarithmic amplifier, electrosurgical generator including same, and method of controlling electrosurgical generator using same
US10076383B2 (en) 2012-01-25 2018-09-18 Covidien Lp Electrosurgical device having a multiplexer
US9480523B2 (en) 2012-01-27 2016-11-01 Covidien Lp Systems and methods for phase predictive impedance loss model calibration and compensation
US8664934B2 (en) 2012-01-27 2014-03-04 Covidien Lp System and method for verifying the operating frequency of digital control circuitry
US9037447B2 (en) 2012-01-27 2015-05-19 Covidien Lp Systems and methods for phase predictive impedance loss model calibration and compensation
US8968290B2 (en) 2012-03-14 2015-03-03 Covidien Lp Microwave ablation generator control system
CN102590631A (zh) * 2012-03-16 2012-07-18 珠海市国腾科技发展有限公司 用于高频电刀中性极板与患者接触阻抗的检测电路
DE112013001594B4 (de) 2012-03-21 2019-10-17 Günter Farin Vorrichtung und Verfahren zur Messung und Regelung thermischer Effekte bei der Hochfrequenzchirurgie
US8653994B2 (en) 2012-03-21 2014-02-18 Covidien Lp System and method for detection of ADC errors
US9198711B2 (en) 2012-03-22 2015-12-01 Covidien Lp Electrosurgical system for communicating information embedded in an audio tone
US9375250B2 (en) 2012-04-09 2016-06-28 Covidien Lp Method for employing single fault safe redundant signals
US8932291B2 (en) 2012-04-13 2015-01-13 Covidien Lp Electrosurgical systems
US9375249B2 (en) 2012-05-11 2016-06-28 Covidien Lp System and method for directing energy to tissue
US9192424B2 (en) 2012-05-31 2015-11-24 Covidien Lp AC active load
US9192425B2 (en) 2012-06-26 2015-11-24 Covidien Lp System and method for testing electrosurgical generators
US9529025B2 (en) 2012-06-29 2016-12-27 Covidien Lp Systems and methods for measuring the frequency of signals generated by high frequency medical devices
US9861425B2 (en) 2012-10-02 2018-01-09 Covidien Lp System and method for using resonance phasing for measuring impedance
US9921243B2 (en) 2012-12-17 2018-03-20 Covidien Lp System and method for voltage and current sensing
US9456862B2 (en) 2013-02-19 2016-10-04 Covidien Lp Electrosurgical generator and system
US9270202B2 (en) 2013-03-11 2016-02-23 Covidien Lp Constant power inverter with crest factor control
US9519021B2 (en) 2013-03-11 2016-12-13 Covidien Lp Systems and methods for detecting abnormalities within a circuit of an electrosurgical generator
US9895186B2 (en) 2013-03-11 2018-02-20 Covidien Systems and methods for detecting abnormalities within a circuit of an electrosurgical generator
US9498276B2 (en) 2013-03-15 2016-11-22 Covidien Lp Systems and methods for narrowband real impedance control in electrosurgery
US9283028B2 (en) 2013-03-15 2016-03-15 Covidien Lp Crest-factor control of phase-shifted inverter
US10842563B2 (en) 2013-03-15 2020-11-24 Covidien Lp System and method for power control of electrosurgical resonant inverters
US9504516B2 (en) 2013-05-31 2016-11-29 Covidien LLP Gain compensation for a full bridge inverter
US9559594B2 (en) 2013-06-24 2017-01-31 Covidien Lp Dead-time optimization of resonant inverters
US10729484B2 (en) 2013-07-16 2020-08-04 Covidien Lp Electrosurgical generator with continuously and arbitrarily variable crest factor
US10610285B2 (en) 2013-07-19 2020-04-07 Covidien Lp Electrosurgical generators
US9872719B2 (en) 2013-07-24 2018-01-23 Covidien Lp Systems and methods for generating electrosurgical energy using a multistage power converter
US9655670B2 (en) 2013-07-29 2017-05-23 Covidien Lp Systems and methods for measuring tissue impedance through an electrosurgical cable
US10285750B2 (en) 2013-07-29 2019-05-14 Covidien Lp Systems and methods for operating an electrosurgical generator
US9839469B2 (en) 2013-09-24 2017-12-12 Covidien Lp Systems and methods for improving efficiency of electrosurgical generators
US9770283B2 (en) 2013-09-24 2017-09-26 Covidien Lp Systems and methods for improving efficiency of electrosurgical generators
US9867651B2 (en) 2013-09-26 2018-01-16 Covidien Lp Systems and methods for estimating tissue parameters using surgical devices
US10130412B2 (en) 2013-09-26 2018-11-20 Covidien Lp Systems and methods for estimating tissue parameters using surgical devices
US10058374B2 (en) 2013-09-26 2018-08-28 Covidien Lp Systems and methods for estimating tissue parameters using surgical devices
US10188446B2 (en) 2013-10-16 2019-01-29 Covidien Lp Resonant inverter
US10105172B2 (en) 2013-10-16 2018-10-23 Covidien Lp Radiofrequency amplifier impedance optimization
US9913679B2 (en) 2013-10-16 2018-03-13 Covidien Lp Electrosurgical systems and methods for monitoring power dosage
US9642670B2 (en) 2013-10-29 2017-05-09 Covidien Lp Resonant inverter with a common mode choke
US9901386B2 (en) 2014-01-13 2018-02-27 Covidien Lp Systems and methods for multifrequency cable compensation
US9949783B2 (en) 2014-04-04 2018-04-24 Covidien Lp Systems and methods for optimizing emissions from simultaneous activation of electrosurgery generators
US9987068B2 (en) 2014-04-04 2018-06-05 Covidien Lp Systems and methods for optimizing emissions from simultaneous activation of electrosurgery generators
US10492850B2 (en) 2014-04-04 2019-12-03 Covidien Lp Systems and methods for calculating tissue impedance in electrosurgery
US9974595B2 (en) 2014-04-04 2018-05-22 Covidien Lp Systems and methods for optimizing emissions from simultaneous activation of electrosurgery generators
KR102537276B1 (ko) 2014-05-16 2023-05-26 어플라이드 메디컬 리소시스 코포레이션 전기수술용 시스템
KR102420273B1 (ko) 2014-05-30 2022-07-13 어플라이드 메디컬 리소시스 코포레이션 조직을 융합시키고 커팅하기 위한 전기수술용 기구 및 전기수술용 발전기
US10188448B2 (en) 2014-11-21 2019-01-29 Covidien Lp Electrosurgical system for multi-frequency interrogation of parasitic parameters of an electrosurgical instrument
FR3028744A1 (fr) * 2014-11-25 2016-05-27 Impeto Medical Dispositif de releve de donnees electrophysiologiques de fiabilite accrue
US10281496B2 (en) 2014-12-02 2019-05-07 Covidien Lp Electrosurgical generators and sensors
US9782212B2 (en) 2014-12-02 2017-10-10 Covidien Lp High level algorithms
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
US10420603B2 (en) 2014-12-23 2019-09-24 Applied Medical Resources Corporation Bipolar electrosurgical sealer and divider
USD748259S1 (en) 2014-12-29 2016-01-26 Applied Medical Resources Corporation Electrosurgical instrument
US10617463B2 (en) 2015-04-23 2020-04-14 Covidien Lp Systems and methods for controlling power in an electrosurgical generator
US11090106B2 (en) 2015-04-23 2021-08-17 Covidien Lp Control systems for electrosurgical generator
US10869712B2 (en) 2016-05-02 2020-12-22 Covidien Lp System and method for high frequency leakage reduction through selective harmonic elimination in electrosurgical generators
US10772673B2 (en) 2016-05-02 2020-09-15 Covidien Lp Surgical energy system with universal connection features
US10610287B2 (en) 2016-05-05 2020-04-07 Covidien Lp Advanced simultaneous activation algorithm
US11197715B2 (en) 2016-08-02 2021-12-14 Covidien Lp Ablation cable assemblies and a method of manufacturing the same
US11065053B2 (en) 2016-08-02 2021-07-20 Covidien Lp Ablation cable assemblies and a method of manufacturing the same
US10376309B2 (en) 2016-08-02 2019-08-13 Covidien Lp Ablation cable assemblies and a method of manufacturing the same
US11006997B2 (en) 2016-08-09 2021-05-18 Covidien Lp Ultrasonic and radiofrequency energy production and control from a single power converter
US20190083162A1 (en) 2017-09-19 2019-03-21 Biosense Webster (Israel) Ltd. Electrode disconnect detection
US11744631B2 (en) 2017-09-22 2023-09-05 Covidien Lp Systems and methods for controlled electrosurgical coagulation
US11534226B2 (en) 2017-09-22 2022-12-27 Covidien Lp Systems and methods for minimizing arcing of bipolar forceps
US11272975B2 (en) 2017-09-22 2022-03-15 Covidien Lp Systems and methods for controlled electrosurgical dissection
WO2019109334A1 (zh) * 2017-12-08 2019-06-13 赛诺微医疗科技（浙江）有限公司 高频电刀负极板接触质量的测量装置及方法
CN107907744B (zh) * 2017-12-08 2020-10-23 赛诺微医疗科技（浙江）有限公司 高频电刀负极板接触质量的测量装置及方法
AU2019335013A1 (en) 2018-09-05 2021-03-25 Applied Medical Resources Corporation Electrosurgical generator control system
EP3880099A1 (de) 2018-11-16 2021-09-22 Applied Medical Resources Corporation Elektrochirurgisches system
US11364076B2 (en) 2019-12-12 2022-06-21 Covidien Lp Monopolar return pad

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3414541A (en) * 1964-07-13 1968-12-03 Allied Chem Thermoplastic resin reaction product of 1, 4-bis(p-hydroxycumyl)benzene with epichlorohydrin
US3933157A (en) * 1973-10-23 1976-01-20 Aktiebolaget Stille-Werner Test and control device for electrosurgical apparatus
FR2414812A1 (fr) * 1978-01-11 1979-08-10 Dolley Roger Nouveau dispositif de protection contre les brulures accidentelles, pour generateurs haute frequence de bistouris electriques
AU541482B2 (en) * 1981-10-26 1985-01-10 Sherwood Services Ag Monitoring electrode connection in electrosurgery
FR2516782B1 (fr) * 1981-11-20 1985-09-27 Alm Appareil electro-chirurgical a courant haute frequence et procede de mise en oeuvre
DE3306402C2 (de) * 1983-02-24 1985-03-07 Werner Prof. Dr.-Ing. 6301 Wettenberg Irnich Überwachungsvorrichtung für ein Hochfrequenz-Chirurgiegerät
GB8324442D0 (en) * 1983-09-13 1983-10-12 Matburn Holdings Ltd Electrosurgical system
DE3544443C2 (de) * 1985-12-16 1994-02-17 Siemens Ag HF-Chirurgiegerät

Also Published As

Publication number Publication date
EP0390937B1 (de) 1994-11-02
EP0390937A1 (de) 1990-10-10
US5087257A (en) 1992-02-11

Similar Documents

Publication Publication Date Title
DE58908600D1 (de) Einrichtung zur Überwachung der Applikation von Neutralelektroden bei der Hochfrequenzchirurgie.
DE69025849D1 (de) Elektrochirurgiegerät
DK512789A (da) Kirurgisk operationsapparat
DE69228008T2 (de) Chirurgische vorrichtung mit betätigung von doppelten backen
DE68904248T2 (de) Einrichtung zur behandlung von fluessigkeiten.
DE69804927T2 (de) Vorrichtung zur Behandlung von Tachykardien auf der Basis von ventrikulären Stabilität
DE69015905T2 (de) Vorrichtung zur Behandlung von Flüssigkeiten.
DE69329168T2 (de) Vorrichtung zur Bestimmung der Eigenschaften von Knochen
DE68924918T2 (de) Kontrolleinrichtung für die neutrale Elektrode eines HF Chirurgiegeräts.
PT94113A (pt) Grampos hemostaticos cirurgicos
DE68911176D1 (de) Einrichtung zur Filtration von Flüssigkeiten.
DE58900119D1 (de) Chirurgisches instrument zum einsetzen von hueftpfannen-prothesen.
DE69033033T2 (de) Verbesserte kontrollverfahren für stabile blutkoagulation
DE68910813D1 (de) Verfahren zur Stabilisierung von elektroaktiven Polymerelektroden.
NO893637D0 (no) Fremgangsmaate for aa stabilisere blodkoagulasjonsfaktorer.
DE3667605D1 (de) Windel zur verhuetung von wundliegen.
DE69006595D1 (de) Gerät zur überwachung der bewegungskomponenten der wirbelsäule.
DE69002558T2 (de) Zusammensetzungen und Methoden zur Verhinderung von Inkrustierungen.
DE69515179T2 (de) Bauelement zur errichtung von strukturen
DE69010271D1 (de) Regenerierung von verbrauchten Ferrichlorid-Ätzmitteln.
NO901153L (no) Bipolar elektrode og fremgangsmaate for fremstilling av samme.
DE3789588D1 (de) Vorrichtung zur Niederfrequenz-Elektrotherapie.
DE9404299U1 (de) Vorrichtung zur Überwachung der Nierenfunktion von Patienten
DE9320798U1 (de) Vorrichtung zur Überwachung des Koagulationsstatus von Patienten
DE9419413U1 (de) Vorrichtung zur Naßbehandlung in der Breite von Tuchen

Legal Events

Date Code Title Description
8364 No opposition during term of opposition