GB2331247B - Improvements in relation to apparatus for surgical diathermy - Google Patents

Improvements in relation to apparatus for surgical diathermy

Info

Publication number
GB2331247B
GB2331247B GB9824895A GB9824895A GB2331247B GB 2331247 B GB2331247 B GB 2331247B GB 9824895 A GB9824895 A GB 9824895A GB 9824895 A GB9824895 A GB 9824895A GB 2331247 B GB2331247 B GB 2331247B
Authority
GB
United Kingdom
Prior art keywords
improvements
relation
apparatus
surgical diathermy
diathermy
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 - Fee Related
Application number
GB9824895A
Other versions
GB2331247A (en
GB9824895D0 (en
Inventor
John Hugh Davey Walton
Original Assignee
John Hugh Davey Walton
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
Priority to GBGB9723960.2A priority Critical patent/GB9723960D0/en
Priority to GB9801315A priority patent/GB2333455B/en
Application filed by John Hugh Davey Walton filed Critical John Hugh Davey Walton
Publication of GB9824895D0 publication Critical patent/GB9824895D0/en
Publication of GB2331247A publication Critical patent/GB2331247A/en
Application granted granted Critical
Publication of GB2331247B publication Critical patent/GB2331247B/en
Anticipated expiration legal-status Critical
Application status is Expired - Fee Related legal-status Critical

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12Surgical 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
    • A61B18/14Probes or electrodes therefor
    • A61B18/1477Needle-like probes
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61NELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00Electrotherapy; Circuits therefor
    • A61N1/02Details
    • A61N1/04Electrodes
    • A61N1/06Electrodes for high-frequency therapy
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61NELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00Electrotherapy; Circuits therefor
    • A61N1/40Applying electric fields by inductive or capacitive coupling ; Applying radio-frequency signals
    • A61N1/403Applying electric fields by inductive or capacitive coupling ; Applying radio-frequency signals for thermotherapy, e.g. hyperthermia
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00636Sensing and controlling the application of energy
    • A61B2018/00696Controlled or regulated parameters
    • A61B2018/0075Phase
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12Surgical 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
    • A61B18/14Probes or electrodes therefor
    • A61B2018/1405Electrodes having a specific shape
    • A61B2018/1425Needle
    • A61B2018/143Needle multiple needles
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12Surgical 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
    • A61B18/14Probes or electrodes therefor
    • A61B2018/1467Probes or electrodes therefor using more than two electrodes on a single probe
GB9824895A 1997-11-13 1998-11-12 Improvements in relation to apparatus for surgical diathermy Expired - Fee Related GB2331247B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GBGB9723960.2A GB9723960D0 (en) 1997-11-13 1997-11-13 Improvements in relation to apparatus for surgical diathermy
GB9801315A GB2333455B (en) 1998-01-23 1998-01-23 Improvements in relation to temperature sensing

Publications (3)

Publication Number Publication Date
GB9824895D0 GB9824895D0 (en) 1999-01-06
GB2331247A GB2331247A (en) 1999-05-19
GB2331247B true GB2331247B (en) 2002-01-09

Family

ID=26312594

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9824895A Expired - Fee Related GB2331247B (en) 1997-11-13 1998-11-12 Improvements in relation to apparatus for surgical diathermy

Country Status (1)

Country Link
GB (1) GB2331247B (en)

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7819863B2 (en) 1992-01-07 2010-10-26 Arthrocare Corporation System and method for electrosurgical cutting and ablation
US7972332B2 (en) 2006-03-03 2011-07-05 Covidien Ag System and method for controlling electrosurgical snares
US8012153B2 (en) 2003-07-16 2011-09-06 Arthrocare Corporation Rotary electrosurgical apparatus and methods thereof
US8231616B2 (en) 2006-09-28 2012-07-31 Covidien Ag Transformer for RF voltage sensing
US8241278B2 (en) 2005-12-12 2012-08-14 Covidien Ag Laparoscopic apparatus for performing electrosurgical procedures
US8267928B2 (en) 2006-01-24 2012-09-18 Covidien Ag System and method for closed loop monitoring of monopolar electrosurgical apparatus
US8267929B2 (en) 2003-05-01 2012-09-18 Covidien Ag Method and system for programming and controlling an electrosurgical generator system
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
US8486061B2 (en) 2009-01-12 2013-07-16 Covidien Lp Imaginary impedance process monitoring and intelligent shut-off
US8485993B2 (en) 2003-10-30 2013-07-16 Covidien Ag Switched resonant ultrasonic power amplifier system
US8523855B2 (en) 2002-12-10 2013-09-03 Covidien Ag Circuit for controlling arc energy from an electrosurgical generator
US8647340B2 (en) 2003-10-23 2014-02-11 Covidien Ag Thermocouple measurement system
US8663216B2 (en) 1998-08-11 2014-03-04 Paul O. Davison Instrument for electrosurgical tissue treatment
US8696659B2 (en) 2010-04-30 2014-04-15 Arthrocare Corporation Electrosurgical system and method having enhanced temperature measurement
US8747400B2 (en) 2008-08-13 2014-06-10 Arthrocare Corporation Systems and methods for screen electrode securement
US9113900B2 (en) 1998-10-23 2015-08-25 Covidien Ag Method and system for controlling output of RF medical 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

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6763836B2 (en) * 1998-06-02 2004-07-20 Arthrocare Corporation Methods for electrosurgical tendon vascularization
IL125990A (en) * 1998-08-30 2004-12-15 Moshe Ein-Gal Electrocoagulation apparatus
EP1334699A1 (en) * 2002-02-11 2003-08-13 Led S.p.A. Apparatus for electrosurgery
ES2304272B1 (en) * 2005-10-06 2009-07-23 Hiperthermia Medical Group, S.R.L. Device molecular bio-resonance.
US8398627B2 (en) 2008-05-23 2013-03-19 Gyrus Medical Limited Electrosurgical generator and system
GB0809461D0 (en) 2008-05-23 2008-07-02 Gyrus Medical Ltd An electrosurgical generator and system
US8298226B2 (en) 2008-05-23 2012-10-30 Gyrus Medical Limited Electrosurgical generator and system
US9700366B2 (en) * 2008-08-01 2017-07-11 Covidien Lp Polyphase electrosurgical system and method
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
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
US9649148B2 (en) 2014-07-24 2017-05-16 Arthrocare Corporation Electrosurgical system and method having enhanced arc prevention

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4016886A (en) * 1974-11-26 1977-04-12 The United States Of America As Represented By The United States Energy Research And Development Administration Method for localizing heating in tumor tissue
US4346715A (en) * 1978-07-12 1982-08-31 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Hyperthermia heating apparatus
US4448198A (en) * 1979-06-19 1984-05-15 Bsd Medical Corporation Invasive hyperthermia apparatus and method
EP0275642A1 (en) * 1987-01-20 1988-07-27 Haruo Takase Needle base for subcutaneously applying electric current for use in plastic surgery
GB2281863A (en) * 1993-09-11 1995-03-22 John Hugh Davey Walton Medical diathermy apparatus

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4016886A (en) * 1974-11-26 1977-04-12 The United States Of America As Represented By The United States Energy Research And Development Administration Method for localizing heating in tumor tissue
US4346715A (en) * 1978-07-12 1982-08-31 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Hyperthermia heating apparatus
US4448198A (en) * 1979-06-19 1984-05-15 Bsd Medical Corporation Invasive hyperthermia apparatus and method
EP0275642A1 (en) * 1987-01-20 1988-07-27 Haruo Takase Needle base for subcutaneously applying electric current for use in plastic surgery
GB2281863A (en) * 1993-09-11 1995-03-22 John Hugh Davey Walton Medical diathermy apparatus

Cited By (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7819863B2 (en) 1992-01-07 2010-10-26 Arthrocare Corporation System and method for electrosurgical cutting and ablation
US8663216B2 (en) 1998-08-11 2014-03-04 Paul O. Davison Instrument for electrosurgical tissue treatment
US9113900B2 (en) 1998-10-23 2015-08-25 Covidien Ag Method and system for controlling output of RF medical generator
US9168089B2 (en) 1998-10-23 2015-10-27 Covidien Ag Method and system for controlling output of RF medical generator
US8523855B2 (en) 2002-12-10 2013-09-03 Covidien Ag Circuit for controlling arc energy from an electrosurgical generator
US8303580B2 (en) 2003-05-01 2012-11-06 Covidien Ag Method and system for programming and controlling an electrosurgical generator system
US8267929B2 (en) 2003-05-01 2012-09-18 Covidien Ag Method and system for programming and controlling an electrosurgical generator system
US8298223B2 (en) 2003-05-01 2012-10-30 Covidien Ag Method and system for programming and controlling an electrosurgical generator system
US8012153B2 (en) 2003-07-16 2011-09-06 Arthrocare Corporation Rotary electrosurgical apparatus and methods thereof
US8647340B2 (en) 2003-10-23 2014-02-11 Covidien Ag Thermocouple measurement system
US8485993B2 (en) 2003-10-30 2013-07-16 Covidien Ag Switched resonant ultrasonic power amplifier system
US8966981B2 (en) 2003-10-30 2015-03-03 Covidien Ag Switched resonant ultrasonic power amplifier system
US8241278B2 (en) 2005-12-12 2012-08-14 Covidien Ag Laparoscopic apparatus for performing electrosurgical procedures
US8475447B2 (en) 2006-01-24 2013-07-02 Covidien Ag System and method for closed loop monitoring of monopolar electrosurgical apparatus
US8267928B2 (en) 2006-01-24 2012-09-18 Covidien Ag System and method for closed loop monitoring of monopolar electrosurgical apparatus
US7972332B2 (en) 2006-03-03 2011-07-05 Covidien Ag System and method for controlling electrosurgical snares
US8231616B2 (en) 2006-09-28 2012-07-31 Covidien Ag Transformer for RF voltage sensing
US8747400B2 (en) 2008-08-13 2014-06-10 Arthrocare Corporation Systems and methods for screen electrode securement
US9452008B2 (en) 2008-12-12 2016-09-27 Arthrocare Corporation Systems and methods for limiting joint temperature
US8355799B2 (en) 2008-12-12 2013-01-15 Arthrocare Corporation Systems and methods for limiting joint temperature
US8486061B2 (en) 2009-01-12 2013-07-16 Covidien Lp Imaginary impedance process monitoring and intelligent shut-off
US8323279B2 (en) 2009-09-25 2012-12-04 Arthocare Corporation System, method and apparatus for electrosurgical instrument with movable fluid delivery sheath
US8317786B2 (en) 2009-09-25 2012-11-27 AthroCare Corporation System, method and apparatus for electrosurgical instrument with movable suction sheath
US8696659B2 (en) 2010-04-30 2014-04-15 Arthrocare Corporation Electrosurgical system and method having enhanced temperature measurement
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

Also Published As

Publication number Publication date
GB2331247A (en) 1999-05-19
GB9824895D0 (en) 1999-01-06

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20111112