US3812858A - Dental electrosurgical unit - Google Patents
Dental electrosurgical unit Download PDFInfo
- Publication number
- US3812858A US3812858A US00300181A US30018172A US3812858A US 3812858 A US3812858 A US 3812858A US 00300181 A US00300181 A US 00300181A US 30018172 A US30018172 A US 30018172A US 3812858 A US3812858 A US 3812858A
- Authority
- US
- United States
- Prior art keywords
- power
- tissue
- active electrode
- patient
- electrode
- 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
Links
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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
- A61B2018/00636—Sensing and controlling the application of energy
- A61B2018/00696—Controlled or regulated parameters
- A61B2018/00761—Duration
-
- 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
- A61B2018/00773—Sensed parameters
- A61B2018/00886—Duration
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)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
Description
Claims (7)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00300181A US3812858A (en) | 1972-10-24 | 1972-10-24 | Dental electrosurgical unit |
CA184,044A CA1012211A (en) | 1972-10-24 | 1973-10-23 | Dental electrosurgical unit |
JP48118626A JPS4973883A (en) | 1972-10-24 | 1973-10-23 | |
DE19732353013 DE2353013A1 (en) | 1972-10-24 | 1973-10-23 | ELECTROSURGICAL DENTAL DEVICE |
FR7337721A FR2203649B3 (en) | 1972-10-24 | 1973-10-23 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00300181A US3812858A (en) | 1972-10-24 | 1972-10-24 | Dental electrosurgical unit |
Publications (1)
Publication Number | Publication Date |
---|---|
US3812858A true US3812858A (en) | 1974-05-28 |
Family
ID=23158042
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US00300181A Expired - Lifetime US3812858A (en) | 1972-10-24 | 1972-10-24 | Dental electrosurgical unit |
Country Status (5)
Country | Link |
---|---|
US (1) | US3812858A (en) |
JP (1) | JPS4973883A (en) |
CA (1) | CA1012211A (en) |
DE (1) | DE2353013A1 (en) |
FR (1) | FR2203649B3 (en) |
Cited By (99)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3905373A (en) * | 1974-04-18 | 1975-09-16 | Dentsply Res & Dev | Electrosurgical device |
US3923063A (en) * | 1974-07-15 | 1975-12-02 | Sybron Corp | Pulse control circuit for electrosurgical units |
DE2602517A1 (en) * | 1975-01-23 | 1976-07-29 | Dentsply Int Inc | ELECTROSURGICAL DEVICE |
US3987796A (en) * | 1974-04-18 | 1976-10-26 | Dentsply Research & Development Corporation | Electrosurgical device |
US4114622A (en) * | 1975-07-02 | 1978-09-19 | Dentsply Research And Development Corporation | Electrosurgical device |
US4116238A (en) * | 1976-08-18 | 1978-09-26 | Midgard Electronics Company, Inc. | High voltage constant current source for iontophoresis |
US4122854A (en) * | 1973-08-23 | 1978-10-31 | Matburn (Holdings) Limited | Electrosurgical apparatus |
US4182312A (en) * | 1977-05-20 | 1980-01-08 | Mushabac David R | Dental probe |
US4188927A (en) * | 1978-01-12 | 1980-02-19 | Valleylab, Inc. | Multiple source electrosurgical generator |
DE3002154A1 (en) * | 1979-01-23 | 1980-07-31 | Sergio Capurro | TIME-CONTROLLED DIATHERMAL CHEWER WITH AN ELECTROMAGNETIC-TYPE TEMPERATURE-RESISTANT TIMER |
US4231372A (en) * | 1974-11-04 | 1980-11-04 | Valleylab, Inc. | Safety monitoring circuit for electrosurgical unit |
US4303073A (en) * | 1980-01-17 | 1981-12-01 | Medical Plastics, Inc. | Electrosurgery safety monitor |
US4331149A (en) * | 1975-01-23 | 1982-05-25 | Dentsply Research And Development Corp. | Electrosurgical device |
US4338940A (en) * | 1979-09-03 | 1982-07-13 | Olympus Optical Co., Ltd. | Apparatus for supplying power to an electrosurgical device |
WO1986000539A1 (en) * | 1984-07-16 | 1986-01-30 | Hedin, Gene, R. | Circuit apparatus and method for electrothermal treatment of cancer eye |
US4574801A (en) * | 1984-02-29 | 1986-03-11 | Aspen Laboratories, Inc. | Electrosurgical unit with regulated output |
US4658815A (en) * | 1982-07-28 | 1987-04-21 | Erbe Elektromedizin Gmbh | High-frequency electrosurgical unit with timed safety shut down interlock |
US4827911A (en) * | 1986-04-02 | 1989-05-09 | Cooper Lasersonics, Inc. | Method and apparatus for ultrasonic surgical fragmentation and removal of tissue |
DE4009819A1 (en) * | 1990-03-27 | 1991-10-02 | Siemens Ag | HF SURGERY DEVICE |
US5160317A (en) * | 1991-01-03 | 1992-11-03 | Costin John A | Computer controlled smart phacoemulsification method and apparatus |
US5279547A (en) * | 1991-01-03 | 1994-01-18 | Alcon Surgical Inc. | Computer controlled smart phacoemulsification method and apparatus |
US5599348A (en) * | 1992-03-17 | 1997-02-04 | Conmed Corporation | Electrosurgical trocar assembly |
US5888198A (en) * | 1992-01-07 | 1999-03-30 | Arthrocare Corporation | Electrosurgical system for resection and ablation of tissue in electrically conductive fluids |
US20040215184A1 (en) * | 1992-01-07 | 2004-10-28 | Arthrocare Corporation | System for electrosurgical tissue contraction |
US20050209560A1 (en) * | 2004-03-22 | 2005-09-22 | Alcon, Inc. | Method of controlling a surgical system based on a rate of change of an operating parameter |
US20050209561A1 (en) * | 2004-03-22 | 2005-09-22 | Raphael Gordon | Method of detecting surgical events |
US20050228425A1 (en) * | 2004-03-22 | 2005-10-13 | Alcon, Inc. | Method of controlling a surgical system based on a load on the cutting tip of a handpiece |
US20050267504A1 (en) * | 2004-03-22 | 2005-12-01 | Alcon, Inc. | Method of controlling a surgical system based on irrigation flow |
US20050277869A1 (en) * | 2004-03-22 | 2005-12-15 | Alcon, Inc. | Method of operating an ultrasound handpiece |
US20060036180A1 (en) * | 2004-08-12 | 2006-02-16 | Mikhail Boukhny | Ultrasonic handpiece |
US20060041220A1 (en) * | 2004-08-12 | 2006-02-23 | Alcon, Inc. | Ultrasound handpiece |
US7044948B2 (en) | 2002-12-10 | 2006-05-16 | Sherwood Services Ag | Circuit for controlling arc energy from an electrosurgical generator |
US7131860B2 (en) | 2003-11-20 | 2006-11-07 | Sherwood Services Ag | Connector systems for electrosurgical generator |
US7137980B2 (en) | 1998-10-23 | 2006-11-21 | Sherwood Services Ag | Method and system for controlling output of RF medical generator |
US7255694B2 (en) | 2002-12-10 | 2007-08-14 | Sherwood Services Ag | Variable output crest factor electrosurgical generator |
US7300435B2 (en) | 2003-11-21 | 2007-11-27 | Sherwood Services Ag | Automatic control system for an electrosurgical generator |
US7303557B2 (en) | 1998-10-23 | 2007-12-04 | Sherwood Services Ag | Vessel sealing system |
US20080021447A1 (en) * | 1998-08-11 | 2008-01-24 | Arthrocare Corporation | Instrument for electrosurgical tissue treatment |
US7364577B2 (en) | 2002-02-11 | 2008-04-29 | Sherwood Services Ag | Vessel sealing system |
USRE40388E1 (en) | 1997-04-09 | 2008-06-17 | Covidien Ag | Electrosurgical generator with adaptive power control |
US7396336B2 (en) | 2003-10-30 | 2008-07-08 | Sherwood Services Ag | Switched resonant ultrasonic power amplifier system |
US20080172076A1 (en) * | 2006-11-01 | 2008-07-17 | Alcon, Inc. | Ultrasound apparatus and method of use |
US7429260B2 (en) | 1996-07-16 | 2008-09-30 | Arthrocare Corporation | Systems and methods for electrosurgical tissue contraction within the spine |
US7435247B2 (en) | 1998-08-11 | 2008-10-14 | Arthrocare Corporation | Systems and methods for electrosurgical tissue treatment |
US7445618B2 (en) | 1993-05-10 | 2008-11-04 | Arthrocare Corporation | Methods for tissue ablation using pulsed energy |
US20080281253A1 (en) * | 2007-05-10 | 2008-11-13 | Injev Valentine P | Method of Operating an Ultrasound Handpiece |
US7507236B2 (en) | 1992-01-07 | 2009-03-24 | Arthrocare Corporation | System and method for electrosurgical cutting and ablation |
US7513896B2 (en) | 2006-01-24 | 2009-04-07 | Covidien Ag | Dual synchro-resonant electrosurgical apparatus with bi-directional magnetic coupling |
US7628786B2 (en) | 2004-10-13 | 2009-12-08 | Covidien Ag | Universal foot switch contact port |
US7637907B2 (en) | 2006-09-19 | 2009-12-29 | Covidien Ag | System and method for return electrode monitoring |
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 |
US7651493B2 (en) | 2006-03-03 | 2010-01-26 | Covidien Ag | System and method for controlling electrosurgical snares |
US20100036256A1 (en) * | 2008-08-08 | 2010-02-11 | Mikhail Boukhny | Offset ultrasonic hand piece |
US20100094321A1 (en) * | 2008-10-10 | 2010-04-15 | Takayuki Akahoshi | Ultrasound Handpiece |
US7722601B2 (en) | 2003-05-01 | 2010-05-25 | Covidien Ag | Method and system for programming and controlling an electrosurgical generator system |
US7731717B2 (en) | 2006-08-08 | 2010-06-08 | Covidien Ag | System and method for controlling RF output during tissue sealing |
US7749217B2 (en) | 2002-05-06 | 2010-07-06 | Covidien Ag | Method and system for optically detecting blood and controlling a generator during electrosurgery |
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 |
US7794457B2 (en) | 2006-09-28 | 2010-09-14 | Covidien Ag | Transformer for RF voltage sensing |
US7834484B2 (en) | 2007-07-16 | 2010-11-16 | Tyco Healthcare Group Lp | Connection cable and method for activating a voltage-controlled generator |
US20100324581A1 (en) * | 2006-12-08 | 2010-12-23 | Alcon, Inc. | Torsional Ultrasound Hand Piece That Eliminates Chatter |
US7901400B2 (en) | 1998-10-23 | 2011-03-08 | Covidien Ag | Method and system for controlling output of RF medical generator |
US7927328B2 (en) | 2006-01-24 | 2011-04-19 | Covidien Ag | System and method for closed loop monitoring of monopolar electrosurgical apparatus |
US7947039B2 (en) | 2005-12-12 | 2011-05-24 | Covidien Ag | Laparoscopic apparatus for performing electrosurgical procedures |
US20110137232A1 (en) * | 2009-12-09 | 2011-06-09 | Alcon Research, Ltd. | Thermal Management Algorithm For Phacoemulsification System |
US7972328B2 (en) | 2006-01-24 | 2011-07-05 | Covidien Ag | System and method for tissue sealing |
US8012153B2 (en) | 2003-07-16 | 2011-09-06 | Arthrocare Corporation | Rotary electrosurgical apparatus and methods thereof |
US8034049B2 (en) | 2006-08-08 | 2011-10-11 | Covidien Ag | System and method for measuring initial tissue impedance |
US8104956B2 (en) | 2003-10-23 | 2012-01-31 | Covidien Ag | Thermocouple measurement circuit |
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 |
US8216220B2 (en) | 2007-09-07 | 2012-07-10 | Tyco Healthcare Group Lp | System and method for transmission of combined data stream |
US8226639B2 (en) | 2008-06-10 | 2012-07-24 | Tyco Healthcare Group Lp | System and method for output control of electrosurgical generator |
US8317786B2 (en) | 2009-09-25 | 2012-11-27 | AthroCare Corporation | System, method and apparatus for electrosurgical instrument with movable suction sheath |
US8323279B2 (en) | 2009-09-25 | 2012-12-04 | Arthocare Corporation | System, method and apparatus for electrosurgical instrument with movable fluid delivery sheath |
US8355799B2 (en) | 2008-12-12 | 2013-01-15 | Arthrocare Corporation | Systems and methods for limiting joint temperature |
US8414605B2 (en) | 2011-07-08 | 2013-04-09 | Alcon Research, Ltd. | Vacuum level control of power for phacoemulsification hand piece |
US8486061B2 (en) | 2009-01-12 | 2013-07-16 | Covidien Lp | Imaginary impedance process monitoring and intelligent shut-off |
US8512332B2 (en) | 2007-09-21 | 2013-08-20 | Covidien Lp | Real-time arc control in electrosurgical generators |
US8623040B2 (en) | 2009-07-01 | 2014-01-07 | Alcon Research, Ltd. | Phacoemulsification hook tip |
US8663214B2 (en) | 2006-01-24 | 2014-03-04 | Covidien Ag | 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 |
US8696659B2 (en) | 2010-04-30 | 2014-04-15 | Arthrocare Corporation | Electrosurgical system and method having enhanced temperature measurement |
US8734438B2 (en) | 2005-10-21 | 2014-05-27 | Covidien Ag | Circuit and method for reducing stored energy in an electrosurgical generator |
US8747400B2 (en) | 2008-08-13 | 2014-06-10 | Arthrocare Corporation | Systems and methods for screen electrode securement |
US8753334B2 (en) | 2006-05-10 | 2014-06-17 | Covidien Ag | System and method for reducing leakage current in an electrosurgical generator |
US8777941B2 (en) | 2007-05-10 | 2014-07-15 | Covidien Lp | Adjustable impedance electrosurgical electrodes |
US8784357B2 (en) | 2010-09-15 | 2014-07-22 | Alcon Research, Ltd. | Phacoemulsification hand piece with two independent transducers |
US8808161B2 (en) | 2003-10-23 | 2014-08-19 | Covidien Ag | Redundant temperature monitoring in electrosurgical systems for safety mitigation |
US9186200B2 (en) | 2006-01-24 | 2015-11-17 | Covidien Ag | System and method for tissue sealing |
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 |
US9526556B2 (en) | 2014-02-28 | 2016-12-27 | Arthrocare Corporation | Systems and methods systems related to electrosurgical wands with screen electrodes |
US9597142B2 (en) | 2014-07-24 | 2017-03-21 | Arthrocare Corporation | Method and system related to electrosurgical procedures |
US9636165B2 (en) | 2013-07-29 | 2017-05-02 | Covidien Lp | Systems and methods for measuring tissue impedance through an electrosurgical cable |
US9649148B2 (en) | 2014-07-24 | 2017-05-16 | Arthrocare Corporation | Electrosurgical system and method having enhanced arc prevention |
US9872719B2 (en) | 2013-07-24 | 2018-01-23 | Covidien Lp | Systems and methods for generating electrosurgical energy using a multistage power converter |
US10258505B2 (en) | 2010-09-17 | 2019-04-16 | Alcon Research, Ltd. | Balanced phacoemulsification tip |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52132290U (en) * | 1976-03-31 | 1977-10-07 | ||
DE3120102A1 (en) * | 1981-05-20 | 1982-12-09 | F.L. Fischer GmbH & Co, 7800 Freiburg | ARRANGEMENT FOR HIGH-FREQUENCY COAGULATION OF EGG WHITE FOR SURGICAL PURPOSES |
US8361064B2 (en) | 2007-07-16 | 2013-01-29 | Stockert Ruediger | Device for thermosurgery |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1695485A (en) * | 1924-08-06 | 1928-12-18 | Wappler Electric Company Inc | Electrosurgical apparatus |
US1841968A (en) * | 1924-08-16 | 1932-01-19 | William J Cameron | Radio-surgical apparatus |
US3058470A (en) * | 1956-04-26 | 1962-10-16 | Siemens Reiniger Werke Ag | Apparatus for electrical highfrequency surgery |
DE1146989B (en) * | 1958-07-11 | 1963-04-11 | Alexandre Fuks | Electrosurgical device for electrical cuts and electrocoagulation |
US3127895A (en) * | 1962-07-02 | 1964-04-07 | Dynapower System Corp | Therapeutic pulse generation and control circuit |
DE1178528B (en) * | 1962-11-22 | 1964-09-24 | Parisienne D Expl Des Etabliss | Electrosurgical device for diathermic coagulation |
US3241557A (en) * | 1962-05-02 | 1966-03-22 | Sutetaro Yamashiki | Low frequency therapeutic equipment |
US3478744A (en) * | 1964-12-30 | 1969-11-18 | Harry Leiter | Surgical apparatus |
US3516413A (en) * | 1965-05-26 | 1970-06-23 | Michael Mcdonald | Circuit arrangement for an electric muscle stimulator |
US3675655A (en) * | 1970-02-04 | 1972-07-11 | Electro Medical Systems Inc | Method and apparatus for high frequency electric surgery |
US3731188A (en) * | 1971-04-19 | 1973-05-01 | Tracor | Signal analysis of multiplicatively related frequency components in a complex signal |
-
1972
- 1972-10-24 US US00300181A patent/US3812858A/en not_active Expired - Lifetime
-
1973
- 1973-10-23 FR FR7337721A patent/FR2203649B3/fr not_active Expired
- 1973-10-23 CA CA184,044A patent/CA1012211A/en not_active Expired
- 1973-10-23 JP JP48118626A patent/JPS4973883A/ja active Pending
- 1973-10-23 DE DE19732353013 patent/DE2353013A1/en active Pending
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1695485A (en) * | 1924-08-06 | 1928-12-18 | Wappler Electric Company Inc | Electrosurgical apparatus |
US1841968A (en) * | 1924-08-16 | 1932-01-19 | William J Cameron | Radio-surgical apparatus |
US3058470A (en) * | 1956-04-26 | 1962-10-16 | Siemens Reiniger Werke Ag | Apparatus for electrical highfrequency surgery |
DE1146989B (en) * | 1958-07-11 | 1963-04-11 | Alexandre Fuks | Electrosurgical device for electrical cuts and electrocoagulation |
US3241557A (en) * | 1962-05-02 | 1966-03-22 | Sutetaro Yamashiki | Low frequency therapeutic equipment |
US3127895A (en) * | 1962-07-02 | 1964-04-07 | Dynapower System Corp | Therapeutic pulse generation and control circuit |
DE1178528B (en) * | 1962-11-22 | 1964-09-24 | Parisienne D Expl Des Etabliss | Electrosurgical device for diathermic coagulation |
US3478744A (en) * | 1964-12-30 | 1969-11-18 | Harry Leiter | Surgical apparatus |
US3516413A (en) * | 1965-05-26 | 1970-06-23 | Michael Mcdonald | Circuit arrangement for an electric muscle stimulator |
US3675655A (en) * | 1970-02-04 | 1972-07-11 | Electro Medical Systems Inc | Method and apparatus for high frequency electric surgery |
US3731188A (en) * | 1971-04-19 | 1973-05-01 | Tracor | Signal analysis of multiplicatively related frequency components in a complex signal |
Cited By (172)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4122854A (en) * | 1973-08-23 | 1978-10-31 | Matburn (Holdings) Limited | Electrosurgical apparatus |
US3987796A (en) * | 1974-04-18 | 1976-10-26 | Dentsply Research & Development Corporation | Electrosurgical device |
US3905373A (en) * | 1974-04-18 | 1975-09-16 | Dentsply Res & Dev | Electrosurgical device |
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 |
DE2602517A1 (en) * | 1975-01-23 | 1976-07-29 | Dentsply Int Inc | ELECTROSURGICAL DEVICE |
US4331149A (en) * | 1975-01-23 | 1982-05-25 | Dentsply Research And Development Corp. | Electrosurgical device |
US4237887A (en) * | 1975-01-23 | 1980-12-09 | Valleylab, Inc. | Electrosurgical device |
US4114622A (en) * | 1975-07-02 | 1978-09-19 | Dentsply Research And Development Corporation | Electrosurgical device |
US4116238A (en) * | 1976-08-18 | 1978-09-26 | Midgard Electronics Company, Inc. | High voltage constant current source for iontophoresis |
US4182312A (en) * | 1977-05-20 | 1980-01-08 | Mushabac David R | Dental probe |
US4188927A (en) * | 1978-01-12 | 1980-02-19 | Valleylab, Inc. | Multiple source electrosurgical generator |
DE3002154A1 (en) * | 1979-01-23 | 1980-07-31 | Sergio Capurro | TIME-CONTROLLED DIATHERMAL CHEWER WITH AN ELECTROMAGNETIC-TYPE TEMPERATURE-RESISTANT TIMER |
US4338940A (en) * | 1979-09-03 | 1982-07-13 | Olympus Optical Co., Ltd. | Apparatus for supplying power to an electrosurgical device |
US4303073A (en) * | 1980-01-17 | 1981-12-01 | Medical Plastics, Inc. | Electrosurgery safety monitor |
US4658815A (en) * | 1982-07-28 | 1987-04-21 | Erbe Elektromedizin Gmbh | High-frequency electrosurgical unit with timed safety shut down interlock |
US4574801A (en) * | 1984-02-29 | 1986-03-11 | Aspen Laboratories, Inc. | Electrosurgical unit with regulated output |
WO1986000539A1 (en) * | 1984-07-16 | 1986-01-30 | Hedin, Gene, R. | Circuit apparatus and method for electrothermal treatment of cancer eye |
US4827911A (en) * | 1986-04-02 | 1989-05-09 | Cooper Lasersonics, Inc. | Method and apparatus for ultrasonic surgical fragmentation and removal of tissue |
US5167660A (en) * | 1990-03-27 | 1992-12-01 | Siemens Aktiengesellschaft | Hf surgery device |
DE4009819A1 (en) * | 1990-03-27 | 1991-10-02 | Siemens Ag | HF SURGERY DEVICE |
US5160317A (en) * | 1991-01-03 | 1992-11-03 | Costin John A | Computer controlled smart phacoemulsification method and apparatus |
US5279547A (en) * | 1991-01-03 | 1994-01-18 | Alcon Surgical Inc. | Computer controlled smart phacoemulsification method and apparatus |
US5520633A (en) * | 1991-01-03 | 1996-05-28 | Costin; John A. | Computer controlled smart phacoemulsification method and apparatus |
US5888198A (en) * | 1992-01-07 | 1999-03-30 | Arthrocare Corporation | Electrosurgical system for resection and ablation of tissue in electrically conductive fluids |
US20040215184A1 (en) * | 1992-01-07 | 2004-10-28 | Arthrocare Corporation | System for electrosurgical tissue contraction |
US7819863B2 (en) | 1992-01-07 | 2010-10-26 | Arthrocare Corporation | System and method for electrosurgical cutting and ablation |
US7507236B2 (en) | 1992-01-07 | 2009-03-24 | Arthrocare Corporation | System and method for electrosurgical cutting and ablation |
US5599348A (en) * | 1992-03-17 | 1997-02-04 | Conmed Corporation | Electrosurgical trocar assembly |
US7445618B2 (en) | 1993-05-10 | 2008-11-04 | Arthrocare Corporation | Methods for tissue ablation using pulsed energy |
US7429260B2 (en) | 1996-07-16 | 2008-09-30 | Arthrocare Corporation | Systems and methods for electrosurgical tissue contraction within the spine |
USRE40388E1 (en) | 1997-04-09 | 2008-06-17 | Covidien Ag | Electrosurgical generator with adaptive power control |
US7435247B2 (en) | 1998-08-11 | 2008-10-14 | Arthrocare Corporation | Systems and methods for electrosurgical tissue treatment |
US8663216B2 (en) | 1998-08-11 | 2014-03-04 | Paul O. Davison | Instrument for electrosurgical tissue treatment |
US20080021447A1 (en) * | 1998-08-11 | 2008-01-24 | Arthrocare Corporation | Instrument for electrosurgical tissue treatment |
US7137980B2 (en) | 1998-10-23 | 2006-11-21 | Sherwood Services Ag | Method and system for controlling output of RF medical generator |
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Also Published As
Publication number | Publication date |
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DE2353013A1 (en) | 1974-05-02 |
JPS4973883A (en) | 1974-07-17 |
FR2203649A1 (en) | 1974-05-17 |
CA1012211A (en) | 1977-06-14 |
FR2203649B3 (en) | 1976-09-17 |
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