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ES8400666A1 - Generador electroquirurgico perfeccionado. - Google Patents

Generador electroquirurgico perfeccionado.

Info

Publication number
ES8400666A1
ES8400666A1 ES514145A ES514145A ES8400666A1 ES 8400666 A1 ES8400666 A1 ES 8400666A1 ES 514145 A ES514145 A ES 514145A ES 514145 A ES514145 A ES 514145A ES 8400666 A1 ES8400666 A1 ES 8400666A1
Authority
ES
Spain
Prior art keywords
output
optimized
circuit
power source
output circuits
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
ES514145A
Other languages
English (en)
Other versions
ES514145A0 (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 ES514145A0 publication Critical patent/ES514145A0/es
Publication of ES8400666A1 publication Critical patent/ES8400666A1/es
Expired 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
    • A61B18/1206—Generators therefor
    • 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
    • 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
    • A61B2018/00636—Sensing and controlling the application of energy
    • A61B2018/0066—Sensing and controlling the application of energy without feedback, i.e. open loop control
    • 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
    • A61B2018/00636—Sensing and controlling the application of energy
    • A61B2018/00696—Controlled or regulated parameters
    • A61B2018/00726—Duty cycle
    • 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
    • A61B2018/1273—Generators therefor including multiple generators in one device

Landscapes

  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Molecular Biology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Plasma & Fusion (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Otolaryngology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Surgical Instruments (AREA)
  • Inverter Devices (AREA)

Abstract

GENERADOR ELECTROQUIRURGICO CAPAZ DE REALIZAR OPERACIONES QUIRURGICAS POR MEDIO DE CORRIENTES ELECTRICAS DE RADIOFRECUENCIA.EMPLEA CIRCUITERIA DE CONMUTACION DE SEMICONDUCTORES DE ALTA VELOCIDAD PARA PRODUCIR LAS NECESIDADES DE TENSION Y CORRIENTE OPTIMAS PARA EL CORTE, LA DESECACION, EL CORTE CON HEMOSTASIS Y LA FULGURACION MIENTRAS QUE SE MANTIENE LA BAJA DISIPACION DE CALOR INTERNA. POR CONSIGUIENTE, NO SE PRECISAN GRANDES Y VOLUMINOSOS DISIPADORES DE CALOR O VENTILADORES. SE UTILIZAN UN SOLO CIRCUITO DE CONMUTACION DE SALIDA Y TRES CIRCUITOS DE SALIDA.
ES514145A 1981-09-03 1982-07-20 Generador electroquirurgico perfeccionado. Expired ES8400666A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/299,204 US4438766A (en) 1981-09-03 1981-09-03 Electrosurgical generator

Publications (2)

Publication Number Publication Date
ES514145A0 ES514145A0 (es) 1983-11-01
ES8400666A1 true ES8400666A1 (es) 1983-11-01

Family

ID=23153757

Family Applications (1)

Application Number Title Priority Date Filing Date
ES514145A Expired ES8400666A1 (es) 1981-09-03 1982-07-20 Generador electroquirurgico perfeccionado.

Country Status (13)

Country Link
US (1) US4438766A (es)
JP (1) JPS5841543A (es)
AU (1) AU549065B2 (es)
BR (1) BR8204141A (es)
CA (1) CA1204825A (es)
DE (1) DE3225221A1 (es)
ES (1) ES8400666A1 (es)
FR (1) FR2511862B1 (es)
GB (1) GB2105200B (es)
IT (1) IT1151834B (es)
MX (1) MX152472A (es)
NL (1) NL8203326A (es)
SE (1) SE8204964L (es)

Families Citing this family (97)

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US4590934A (en) * 1983-05-18 1986-05-27 Jerry L. Malis Bipolar cutter/coagulator
US4574801A (en) * 1984-02-29 1986-03-11 Aspen Laboratories, Inc. Electrosurgical unit with regulated output
US4617927A (en) * 1984-02-29 1986-10-21 Aspen Laboratories, Inc. Electrosurgical unit
USRE33925E (en) * 1984-05-22 1992-05-12 Cordis Corporation Electrosurgical catheter aned method for vascular applications
US4682596A (en) * 1984-05-22 1987-07-28 Cordis Corporation Electrosurgical catheter and method for vascular applications
US4727874A (en) * 1984-09-10 1988-03-01 C. R. Bard, Inc. Electrosurgical generator with high-frequency pulse width modulated feedback power control
US4739759A (en) * 1985-02-26 1988-04-26 Concept, Inc. Microprocessor controlled electrosurgical generator
DE3604823C2 (de) * 1986-02-15 1995-06-01 Lindenmeier Heinz Hochfrequenzgenerator mit automatischer Leistungsregelung für die Hochfrequenzchirurgie
US4662369A (en) * 1986-04-04 1987-05-05 Castle Company Electrosurgical apparatus having a safety circuit
DE3805921A1 (de) * 1988-02-25 1989-09-07 Flachenecker Gerhard Hochfrequenz-leistungsgenerator
JPH09511161A (ja) * 1994-02-09 1997-11-11 ケラビジヨン， インコーポレイテッド 角膜を反曲させる電気外科的方法
GB9413070D0 (en) * 1994-06-29 1994-08-17 Gyrus Medical Ltd Electrosurgical apparatus
EP0957792A4 (en) * 1995-05-02 2000-09-20 Heart Rhythm Tech Inc ARRANGEMENT FOR CONTROLLING AN ABLATION ENERGY SUPPLIED TO A PATIENT
US5954686A (en) * 1998-02-02 1999-09-21 Garito; Jon C Dual-frequency electrosurgical instrument
US20040167508A1 (en) * 2002-02-11 2004-08-26 Robert Wham Vessel sealing system
US7364577B2 (en) 2002-02-11 2008-04-29 Sherwood Services Ag Vessel sealing system
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
US6582427B1 (en) 1999-03-05 2003-06-24 Gyrus Medical Limited Electrosurgery system
US20030181898A1 (en) * 1999-05-28 2003-09-25 Bowers William J. RF filter for an electrosurgical generator
US8043286B2 (en) 2002-05-03 2011-10-25 The Board Of Trustees Of The Leland Stanford Junior University Method and apparatus for plasma-mediated thermo-electrical ablation
JP4490807B2 (ja) * 2002-05-06 2010-06-30 コヴィディエン アクチェンゲゼルシャフト 電気外科処置中に血液を電気的に検出し発生器を制御するシステム
US6939347B2 (en) * 2002-11-19 2005-09-06 Conmed Corporation Electrosurgical generator and method with voltage and frequency regulated high-voltage current mode power supply
US6942660B2 (en) * 2002-11-19 2005-09-13 Conmed Corporation Electrosurgical generator and method with multiple semi-autonomously executable functions
US7255694B2 (en) * 2002-12-10 2007-08-14 Sherwood Services Ag Variable output crest factor electrosurgical generator
US7044948B2 (en) 2002-12-10 2006-05-16 Sherwood Services Ag Circuit for controlling arc energy from an electrosurgical generator
US8012150B2 (en) 2003-05-01 2011-09-06 Covidien Ag Method and system for programming and controlling an electrosurgical generator system
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
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
DE102005035628A1 (de) 2005-07-29 2007-02-01 Peter Feucht Injektionsspritze mit einer Injektionsnadel
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
US7513896B2 (en) 2006-01-24 2009-04-07 Covidien Ag Dual synchro-resonant electrosurgical apparatus with bi-directional magnetic coupling
US8147485B2 (en) 2006-01-24 2012-04-03 Covidien Ag System and method for tissue sealing
EP3210557B1 (en) 2006-01-24 2018-10-17 Covidien AG System 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
US8685016B2 (en) 2006-01-24 2014-04-01 Covidien Ag System and method for tissue sealing
US20070173813A1 (en) * 2006-01-24 2007-07-26 Sherwood Services 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
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
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
WO2008057410A2 (en) 2006-11-02 2008-05-15 Peak Surgical, Inc. Electric plasma-mediated cutting and coagulation of tissue and surgical apparatus
US8777941B2 (en) 2007-05-10 2014-07-15 Covidien Lp Adjustable impedance electrosurgical electrodes
US7834484B2 (en) 2007-07-16 2010-11-16 Tyco Healthcare Group Lp Connection cable and method for activating a voltage-controlled generator
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
US8409186B2 (en) * 2008-03-13 2013-04-02 Covidien Lp Crest factor enhancement in electrosurgical generators
US8226639B2 (en) 2008-06-10 2012-07-24 Tyco Healthcare Group Lp System and method for output control of electrosurgical generator
US20090306642A1 (en) * 2008-06-10 2009-12-10 Vankov Alexander B Method for low temperature electrosugery and rf generator
US8137345B2 (en) 2009-01-05 2012-03-20 Peak Surgical, Inc. Electrosurgical devices for tonsillectomy and adenoidectomy
US8262652B2 (en) 2009-01-12 2012-09-11 Tyco Healthcare Group Lp Imaginary impedance process monitoring and intelligent shut-off
US9522039B2 (en) 2009-03-11 2016-12-20 Covidien Lp Crest factor enhancement in electrosurgical generators
US8298225B2 (en) * 2009-03-19 2012-10-30 Tyco Healthcare Group Lp System and method for return electrode monitoring
US7863984B1 (en) 2009-07-17 2011-01-04 Vivant Medical, Inc. High efficiency microwave amplifier
US8652125B2 (en) * 2009-09-28 2014-02-18 Covidien Lp Electrosurgical generator user interface
GB2477350B (en) * 2010-02-01 2015-09-09 Gyrus Medical Ltd Electrosurgical system
US8668690B2 (en) 2010-06-03 2014-03-11 Covidien Lp Apparatus and method for optimal tissue separation
US9144455B2 (en) * 2010-06-07 2015-09-29 Just Right Surgical, Llc Low power tissue sealing device and method
US8636730B2 (en) 2010-07-12 2014-01-28 Covidien Lp Polarity control of electrosurgical generator
WO2012170364A1 (en) 2011-06-10 2012-12-13 Medtronic, Inc. Wire electrode devices for tonsillectomy and adenoidectomy
US8932291B2 (en) 2012-04-13 2015-01-13 Covidien Lp Electrosurgical systems
US9750497B2 (en) 2013-01-03 2017-09-05 Just Right Surgical, Llc Device for use in laparoscopic surgery and method of use
US9270202B2 (en) 2013-03-11 2016-02-23 Covidien Lp Constant power inverter with crest factor control
US10492849B2 (en) 2013-03-15 2019-12-03 Cynosure, Llc Surgical instruments and systems with multimodes of treatments and electrosurgical operation
US9283028B2 (en) 2013-03-15 2016-03-15 Covidien Lp Crest-factor control of phase-shifted inverter
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
US9636165B2 (en) 2013-07-29 2017-05-02 Covidien Lp Systems and methods for measuring tissue impedance through an electrosurgical cable
US9907203B2 (en) * 2015-07-02 2018-02-27 Hong Fu Jin Precision Industry (Shenzhen) Co., Ltd. Fan control circuit
US10512505B2 (en) 2018-05-07 2019-12-24 Farapulse, Inc. Systems, apparatuses and methods for delivery of ablative energy to tissue
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US11006997B2 (en) 2016-08-09 2021-05-18 Covidien Lp Ultrasonic and radiofrequency energy production and control from a single power converter
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US11497541B2 (en) 2019-11-20 2022-11-15 Boston Scientific Scimed, Inc. Systems, apparatuses, and methods for protecting electronic components from high power noise induced by high voltage pulses
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US3290581A (en) * 1963-06-28 1966-12-06 Westinghouse Electric Corp Bridge type sine wave generator
US3601126A (en) * 1969-01-08 1971-08-24 Electro Medical Systems Inc High frequency electrosurgical apparatus
US3658067A (en) * 1969-05-19 1972-04-25 Sybren Corp Electro-surgical apparatus
US3699967A (en) * 1971-04-30 1972-10-24 Valleylab Inc Electrosurgical generator
FR2150586B1 (es) * 1971-08-11 1974-10-11 Simmho Sa
CA1005123A (en) * 1972-03-29 1977-02-08 Weldon R. Sittner Method and apparatus for high frequency electric surgery
US3885569A (en) * 1972-11-21 1975-05-27 Birtcher Corp Electrosurgical unit
US3963030A (en) * 1973-04-16 1976-06-15 Valleylab, Inc. Signal generating device and method for producing coagulation electrosurgical current
US3952748A (en) * 1974-07-18 1976-04-27 Minnesota Mining And Manufacturing Company Electrosurgical system providing a fulguration current
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US4188927A (en) * 1978-01-12 1980-02-19 Valleylab, Inc. Multiple source electrosurgical generator
JPS5498095A (en) * 1978-01-18 1979-08-02 Kuraray Co Adsorptive blood purifier
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Also Published As

Publication number Publication date
CA1204825A (en) 1986-05-20
US4438766A (en) 1984-03-27
DE3225221A1 (de) 1983-03-24
FR2511862B1 (fr) 1986-03-28
ES514145A0 (es) 1983-11-01
JPS5841543A (ja) 1983-03-10
BR8204141A (pt) 1983-07-12
IT8222359A0 (it) 1982-07-12
MX152472A (es) 1985-07-26
SE8204964D0 (sv) 1982-08-31
IT1151834B (it) 1986-12-24
SE8204964L (sv) 1983-03-04
GB2105200A (en) 1983-03-23
AU549065B2 (en) 1986-01-09
JPH0131375B2 (es) 1989-06-26
NL8203326A (nl) 1983-04-05
FR2511862A1 (fr) 1983-03-04
AU8556482A (en) 1983-03-10
GB2105200B (en) 1986-01-02
DE3225221C2 (es) 1993-07-22

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20010201