JPS5241593B2 - - Google Patents

Info

Publication number
JPS5241593B2
JPS5241593B2 JP731562A JP156273A JPS5241593B2 JP S5241593 B2 JPS5241593 B2 JP S5241593B2 JP 731562 A JP731562 A JP 731562A JP 156273 A JP156273 A JP 156273A JP S5241593 B2 JPS5241593 B2 JP S5241593B2
Authority
JP
Japan
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
JP731562A
Other languages
Japanese (ja)
Other versions
JPS4989392A (fr
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 filed Critical
Priority to JP731562A priority Critical patent/JPS5241593B2/ja
Priority to US428892A priority patent/US3897787A/en
Priority to DE2365276A priority patent/DE2365276C3/de
Publication of JPS4989392A publication Critical patent/JPS4989392A/ja
Publication of JPS5241593B2 publication Critical patent/JPS5241593B2/ja
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
    • A61B18/1233—Generators therefor with circuits for assuring patient safety
    • 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

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)
  • Endoscopes (AREA)
JP731562A 1972-12-29 1972-12-29 Expired JPS5241593B2 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP731562A JPS5241593B2 (fr) 1972-12-29 1972-12-29
US428892A US3897787A (en) 1972-12-29 1973-12-27 Power source device for an electric surgical knife
DE2365276A DE2365276C3 (de) 1972-12-29 1973-12-29 Stromversorgungsvorrichtung für ein chirurgisches Messer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP731562A JPS5241593B2 (fr) 1972-12-29 1972-12-29

Publications (2)

Publication Number Publication Date
JPS4989392A JPS4989392A (fr) 1974-08-27
JPS5241593B2 true JPS5241593B2 (fr) 1977-10-19

Family

ID=11504952

Family Applications (1)

Application Number Title Priority Date Filing Date
JP731562A Expired JPS5241593B2 (fr) 1972-12-29 1972-12-29

Country Status (3)

Country Link
US (1) US3897787A (fr)
JP (1) JPS5241593B2 (fr)
DE (1) DE2365276C3 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015231556A (ja) * 2011-01-05 2015-12-24 コヴィディエン リミテッド パートナーシップ 電気外科発電機の電流を測定するシステムおよび方法

Families Citing this family (74)

* Cited by examiner, † Cited by third party
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GB1480736A (en) * 1973-08-23 1977-07-20 Matburn Ltd Electrodiathermy apparatus
NL7504321A (nl) * 1975-04-11 1976-10-13 Philips Nv Inrichting voor sterilisatie door middel van transuteriene tubacoagulatie.
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
JPS5389293A (en) * 1977-01-14 1978-08-05 Olympus Optical Co High frequency cauterization power supply
US4174706A (en) * 1977-06-27 1979-11-20 Bernard Jankelson Mandible stimulator
US4211230A (en) * 1978-07-31 1980-07-08 Sybron Corporation Electrosurgical coagulation
US4494541A (en) * 1980-01-17 1985-01-22 Medical Plastics, Inc. Electrosurgery safety monitor
US4303073A (en) * 1980-01-17 1981-12-01 Medical Plastics, Inc. Electrosurgery safety monitor
US4345599A (en) * 1980-03-20 1982-08-24 Mccarrell Stuart G Tonsil snare
JPS56144510U (fr) * 1980-03-29 1981-10-31
US4419998A (en) * 1980-08-08 1983-12-13 R2 Corporation Physiological electrode systems
US4431002A (en) * 1981-06-08 1984-02-14 Empi Inc. Modulated deep afferent stimulator
US4727874A (en) * 1984-09-10 1988-03-01 C. R. Bard, Inc. Electrosurgical generator with high-frequency pulse width modulated feedback power control
DE3544443C2 (de) * 1985-12-16 1994-02-17 Siemens Ag HF-Chirurgiegerät
EP0653192B1 (fr) * 1987-11-17 2000-04-12 Erbe Elektromedizin GmbH Appareil chirurgical à haute fréquence pour couper et/ou coaguler les tissus biologiques
US5167658A (en) * 1991-01-31 1992-12-01 Mdt Corporation Method and apparatus for electrosurgical measurement
GB9119695D0 (en) * 1991-09-14 1991-10-30 Smiths Industries Plc Electrosurgery equipment
US5372596A (en) * 1993-07-27 1994-12-13 Valleylab Inc. Apparatus for leakage control and method for its use
US5649021A (en) * 1995-06-07 1997-07-15 David Sarnoff Research Center, Inc. Method and system for object detection for instrument control
US6033399A (en) 1997-04-09 2000-03-07 Valleylab, Inc. Electrosurgical generator with adaptive power control
US7137980B2 (en) 1998-10-23 2006-11-21 Sherwood Services Ag Method and system for controlling output of RF medical generator
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
US20040167508A1 (en) 2002-02-11 2004-08-26 Robert Wham Vessel sealing system
EP1501435B1 (fr) 2002-05-06 2007-08-29 Covidien AG Detecteur de sang servant a commander un generateur electrochirurgical
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
JP2006525096A (ja) 2003-05-01 2006-11-09 シャーウッド・サービシーズ・アクチェンゲゼルシャフト 電気手術用発生器システムのプログラム及び制御を行う方法及びシステム
EP1675499B1 (fr) 2003-10-23 2011-10-19 Covidien AG Systeme de surveillance de la temperature redondant utilise dans des systemes electrochirurgicaux pour augmenter la securite
US8104956B2 (en) 2003-10-23 2012-01-31 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
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
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
US9186200B2 (en) 2006-01-24 2015-11-17 Covidien Ag System and method for tissue sealing
EP3210557B1 (fr) 2006-01-24 2018-10-17 Covidien AG Système d'étanchéité des tissus
CA2574935A1 (fr) 2006-01-24 2007-07-24 Sherwood Services Ag Methode et systeme de commande de sortie d'un generateur radiofrequence d'electrochirurgie presentant un algorithme de flux de commandes base sur l'impedance
US8685016B2 (en) 2006-01-24 2014-04-01 Covidien Ag System and method for tissue sealing
US8216223B2 (en) 2006-01-24 2012-07-10 Covidien Ag System and method for tissue sealing
CA2574934C (fr) 2006-01-24 2015-12-29 Sherwood Services Ag Systeme et methode de monitorage en boucle fermee d'un appareil d'electrochirurgie monopolaire
US8147485B2 (en) 2006-01-24 2012-04-03 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
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
US7637907B2 (en) * 2006-09-19 2009-12-29 Covidien Ag System and method for return electrode monitoring
US7794457B2 (en) 2006-09-28 2010-09-14 Covidien Ag Transformer for RF voltage sensing
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
EP2166959A1 (fr) * 2007-07-20 2010-03-31 Boston Scientific Scimed, Inc. Alimentation électrique utilisant un signal variant dans le temps pour un dispositif implantable détachable par voie électrolytique
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
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
US9585709B2 (en) * 2010-02-05 2017-03-07 Covidien Lp Square wave for vessel sealing
US9149388B2 (en) * 2010-09-29 2015-10-06 Alcon Research, Ltd. Attenuated RF power for automated capsulorhexis
US9270202B2 (en) 2013-03-11 2016-02-23 Covidien Lp Constant power inverter with crest factor control
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
US11006997B2 (en) 2016-08-09 2021-05-18 Covidien Lp Ultrasonic and radiofrequency energy production and control from a single power converter
WO2019071269A2 (fr) 2017-10-06 2019-04-11 Powell Charles Lee Système et procédé pour traiter une apnée du sommeil obstructive
DE102021132367A1 (de) * 2021-12-07 2023-06-07 Olympus Winter & Ibe Gmbh Elektrochirurgie-Generator mit Leckstromerkennung

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4630140Y1 (fr) * 1968-08-20 1971-10-18
US3601126A (en) * 1969-01-08 1971-08-24 Electro Medical Systems Inc High frequency electrosurgical apparatus
US3628094A (en) * 1970-09-23 1971-12-14 Sybron Corp Apparatus of medical and other types
US3683923A (en) * 1970-09-25 1972-08-15 Valleylab Inc Electrosurgery safety circuit
US3673455A (en) * 1970-11-18 1972-06-27 Gen Electric High speed sensor for initiating circuit breaker tripping
US3668469A (en) * 1970-12-21 1972-06-06 Safety Co The Monitor for receptacle with two or three contacts

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015231556A (ja) * 2011-01-05 2015-12-24 コヴィディエン リミテッド パートナーシップ 電気外科発電機の電流を測定するシステムおよび方法

Also Published As

Publication number Publication date
JPS4989392A (fr) 1974-08-27
DE2365276A1 (de) 1974-07-18
US3897787A (en) 1975-08-05
DE2365276C3 (de) 1979-12-13
DE2365276B2 (de) 1979-04-19

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