GB2213381B - Surgical diathermy instruments - Google Patents

Surgical diathermy instruments

Info

Publication number
GB2213381B
GB2213381B GB8729071A GB8729071A GB2213381B GB 2213381 B GB2213381 B GB 2213381B GB 8729071 A GB8729071 A GB 8729071A GB 8729071 A GB8729071 A GB 8729071A GB 2213381 B GB2213381 B GB 2213381B
Authority
GB
United Kingdom
Prior art keywords
surgical diathermy
instruments
diathermy instruments
surgical
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
GB8729071A
Other versions
GB8729071D0 (en
GB2213381A (en
Inventor
Martin Price-Thomas
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.)
University of Wales College of Medicine
Original Assignee
University of Wales College of Medicine
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 University of Wales College of Medicine filed Critical University of Wales College of Medicine
Priority to GB8729071A priority Critical patent/GB2213381B/en
Publication of GB8729071D0 publication Critical patent/GB8729071D0/en
Publication of GB2213381A publication Critical patent/GB2213381A/en
Application granted granted Critical
Publication of GB2213381B publication Critical patent/GB2213381B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves 
    • 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
    • A61B2018/00702—Power or energy
    • 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
    • A61B2018/00827—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
    • A61B2018/00773—Sensed parameters
    • A61B2018/00875—Resistance or impedance
    • 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
    • A61B2018/00892—Voltage

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Veterinary Medicine (AREA)
  • Molecular Biology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Plasma & Fusion (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Surgical Instruments (AREA)
GB8729071A 1987-12-12 1987-12-12 Surgical diathermy instruments Expired - Fee Related GB2213381B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8729071A GB2213381B (en) 1987-12-12 1987-12-12 Surgical diathermy instruments

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8729071A GB2213381B (en) 1987-12-12 1987-12-12 Surgical diathermy instruments

Publications (3)

Publication Number Publication Date
GB8729071D0 GB8729071D0 (en) 1988-01-27
GB2213381A GB2213381A (en) 1989-08-16
GB2213381B true GB2213381B (en) 1992-06-03

Family

ID=10628428

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8729071A Expired - Fee Related GB2213381B (en) 1987-12-12 1987-12-12 Surgical diathermy instruments

Country Status (1)

Country Link
GB (1) GB2213381B (en)

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5944715A (en) 1996-06-20 1999-08-31 Gyrus Medical Limited Electrosurgical instrument
US6004319A (en) 1995-06-23 1999-12-21 Gyrus Medical Limited Electrosurgical instrument
US6013076A (en) 1996-01-09 2000-01-11 Gyrus Medical Limited Electrosurgical instrument
US6015406A (en) 1996-01-09 2000-01-18 Gyrus Medical Limited Electrosurgical instrument
US6027501A (en) 1995-06-23 2000-02-22 Gyrus Medical Limited Electrosurgical instrument
US6090106A (en) 1996-01-09 2000-07-18 Gyrus Medical Limited Electrosurgical instrument
US6093186A (en) 1996-12-20 2000-07-25 Gyrus Medical Limited Electrosurgical generator and system
US6210405B1 (en) 1996-06-20 2001-04-03 Gyrus Medical Limited Under water treatment
US6261286B1 (en) 1995-06-23 2001-07-17 Gyrus Medical Limited Electrosurgical generator and system
US6277114B1 (en) 1998-04-03 2001-08-21 Gyrus Medical Limited Electrode assembly for an electrosurical instrument
US6494881B1 (en) 1997-09-30 2002-12-17 Scimed Life Systems, Inc. Apparatus and method for electrode-surgical tissue removal having a selectively insulated electrode
US6565561B1 (en) 1996-06-20 2003-05-20 Cyrus Medical Limited Electrosurgical instrument
US6780180B1 (en) 1995-06-23 2004-08-24 Gyrus Medical Limited Electrosurgical instrument

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5078678A (en) * 1990-03-02 1992-01-07 Jefferson Katims Method and apparatus for locating a catheter adjacent to a pacemaker node of the heart
US5078714A (en) * 1990-03-02 1992-01-07 Jefferson Katims Method and apparatus for placement of a probe in the body and the medical procedure for guiding and locating a catheter or probe in the body
DE9117190U1 (en) * 1991-01-16 1996-11-14 Erbe Elektromedizin High frequency surgical device
US5472443A (en) * 1991-06-07 1995-12-05 Hemostatic Surgery Corporation Electrosurgical apparatus employing constant voltage and methods of use
US5324289A (en) * 1991-06-07 1994-06-28 Hemostatic Surgery Corporation Hemostatic bi-polar electrosurgical cutting apparatus and methods of use
US5633578A (en) * 1991-06-07 1997-05-27 Hemostatic Surgery Corporation Electrosurgical generator adaptors
US5713896A (en) * 1991-11-01 1998-02-03 Medical Scientific, Inc. Impedance feedback electrosurgical system
CA2106410C (en) * 1991-11-08 2004-07-06 Stuart D. Edwards Ablation electrode with insulated temperature sensing elements
CA2106408A1 (en) * 1991-11-08 1993-05-09 Stuart D. Edwards Systems and methods for ablating tissue while monitoring tissue impedance
WO1993008756A1 (en) * 1991-11-08 1993-05-13 Ep Technologies, Inc. Radiofrequency ablation with phase sensitive power detection
DE4205213A1 (en) * 1992-02-20 1993-08-26 Delma Elektro Med App HIGH FREQUENCY SURGERY DEVICE
GB9204217D0 (en) * 1992-02-27 1992-04-08 Goble Nigel M Cauterising apparatus
AU659261B2 (en) * 1992-06-19 1995-05-11 Conmed Corporation Electrosurgical trocar assembly
WO1994010922A1 (en) * 1992-11-13 1994-05-26 Ep Technologies, Inc. Cardial ablation systems using temperature monitoring
US5342357A (en) * 1992-11-13 1994-08-30 American Cardiac Ablation Co., Inc. Fluid cooled electrosurgical cauterization system
US5558671A (en) * 1993-07-22 1996-09-24 Yates; David C. Impedance feedback monitor for electrosurgical instrument
US5807393A (en) * 1992-12-22 1998-09-15 Ethicon Endo-Surgery, Inc. Surgical tissue treating device with locking mechanism
DE69432252T2 (en) * 1993-04-30 2003-12-18 Medical Scient Inc ELECTROSURGICAL IMPEDANCE FEEDBACK SYSTEM
AU671902B2 (en) * 1993-06-01 1996-09-12 Conmed Corporation Current sensor for medical devices with continuity monitor
US5693051A (en) * 1993-07-22 1997-12-02 Ethicon Endo-Surgery, Inc. Electrosurgical hemostatic device with adaptive electrodes
US5817093A (en) * 1993-07-22 1998-10-06 Ethicon Endo-Surgery, Inc. Impedance feedback monitor with query electrode for electrosurgical instrument
US5372596A (en) * 1993-07-27 1994-12-13 Valleylab Inc. Apparatus for leakage control and method for its use
US5540684A (en) * 1994-07-28 1996-07-30 Hassler, Jr.; William L. Method and apparatus for electrosurgically treating tissue
JP2002503969A (en) * 1995-01-30 2002-02-05 ボストン・サイエンティフィック・コーポレーション Electrosurgical tissue removal
US6575967B1 (en) 1995-03-24 2003-06-10 The Board Of Regents Of The University Of Nebraska Method and systems for volumetric tissue ablation
US5868740A (en) 1995-03-24 1999-02-09 Board Of Regents-Univ Of Nebraska Method for volumetric tissue ablation
US5693045A (en) * 1995-06-07 1997-12-02 Hemostatic Surgery Corporation Electrosurgical generator cable
US5817091A (en) * 1997-05-20 1998-10-06 Medical Scientific, Inc. Electrosurgical device having a visible indicator
DE19747172C2 (en) * 1997-10-24 2000-04-13 Pulsion Verwaltungs Gmbh & Co Device for determining a pericardial effusion
US6671550B2 (en) 2000-09-20 2003-12-30 Medtronic, Inc. System and method for determining location and tissue contact of an implantable medical device within a body
US6714806B2 (en) 2000-09-20 2004-03-30 Medtronic, Inc. System and method for determining tissue contact of an implantable medical device within a body
DE102004041681A1 (en) * 2004-08-20 2006-02-23 Celon Ag Medical Instruments Device for the electrosurgical desquamation of body tissue
ITNA20140041U1 (en) * 2014-12-19 2016-06-19 Brera Medical Tech S R L ELECTRONIC DEVICE FOR CARRYING OUT THE DIATHERMY, EQUIPPED WITH ACTIVE CURRENT CONTROL, THAT ALLOWS TO KEEP THE THERMAL EFFECT CONSTANTLY IN THE VARIATION OF THE CORPORAL IMPEDANCE OF THE PATIENT AND HAVING A UNIVERSAL HANDPIECE WITH AUTOMATIC RECOGNITION OF THE ELECTRODES

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB855459A (en) * 1958-04-11 1960-11-30 Keeler Optical Products Ltd Improvements in or relating to electro-surgical apparatus
US3933157A (en) * 1973-10-23 1976-01-20 Aktiebolaget Stille-Werner Test and control device for electrosurgical apparatus
US4372315A (en) * 1980-07-03 1983-02-08 Hair Free Centers Impedance sensing epilator
US4416276A (en) * 1981-10-26 1983-11-22 Valleylab, Inc. Adaptive, return electrode monitoring system
US4416277A (en) * 1981-11-03 1983-11-22 Valleylab, Inc. Return electrode monitoring system for use during electrosurgical activation
EP0136855A2 (en) * 1983-09-13 1985-04-10 Valleylab, Inc. Electrosurgical generator
GB2164473A (en) * 1984-09-10 1986-03-19 Bard Inc C R Electrosurgical generator power supply

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB855459A (en) * 1958-04-11 1960-11-30 Keeler Optical Products Ltd Improvements in or relating to electro-surgical apparatus
US3933157A (en) * 1973-10-23 1976-01-20 Aktiebolaget Stille-Werner Test and control device for electrosurgical apparatus
US4372315A (en) * 1980-07-03 1983-02-08 Hair Free Centers Impedance sensing epilator
US4416276A (en) * 1981-10-26 1983-11-22 Valleylab, Inc. Adaptive, return electrode monitoring system
US4416277A (en) * 1981-11-03 1983-11-22 Valleylab, Inc. Return electrode monitoring system for use during electrosurgical activation
EP0136855A2 (en) * 1983-09-13 1985-04-10 Valleylab, Inc. Electrosurgical generator
GB2164473A (en) * 1984-09-10 1986-03-19 Bard Inc C R Electrosurgical generator power supply

Cited By (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6174308B1 (en) 1995-06-23 2001-01-16 Gyrus Medical Limited Electrosurgical instrument
US6780180B1 (en) 1995-06-23 2004-08-24 Gyrus Medical Limited Electrosurgical instrument
US6416509B1 (en) 1995-06-23 2002-07-09 Gyrus Medical Limited Electrosurgical generator and system
US6364877B1 (en) 1995-06-23 2002-04-02 Gyrus Medical Limited Electrosurgical generator and system
US6027501A (en) 1995-06-23 2000-02-22 Gyrus Medical Limited Electrosurgical instrument
US6056746A (en) 1995-06-23 2000-05-02 Gyrus Medical Limited Electrosurgical instrument
US6261286B1 (en) 1995-06-23 2001-07-17 Gyrus Medical Limited Electrosurgical generator and system
US6004319A (en) 1995-06-23 1999-12-21 Gyrus Medical Limited Electrosurgical instrument
US6013076A (en) 1996-01-09 2000-01-11 Gyrus Medical Limited Electrosurgical instrument
US6090106A (en) 1996-01-09 2000-07-18 Gyrus Medical Limited Electrosurgical instrument
US6234178B1 (en) 1996-01-09 2001-05-22 Gyrus Medical Limited Electrosurgical instrument
US6015406A (en) 1996-01-09 2000-01-18 Gyrus Medical Limited Electrosurgical instrument
US5944715A (en) 1996-06-20 1999-08-31 Gyrus Medical Limited Electrosurgical instrument
US6482202B1 (en) 1996-06-20 2002-11-19 Gyrus Medical Limited Under water treatment
US6565561B1 (en) 1996-06-20 2003-05-20 Cyrus Medical Limited Electrosurgical instrument
US6210405B1 (en) 1996-06-20 2001-04-03 Gyrus Medical Limited Under water treatment
US6093186A (en) 1996-12-20 2000-07-25 Gyrus Medical Limited Electrosurgical generator and system
US6494881B1 (en) 1997-09-30 2002-12-17 Scimed Life Systems, Inc. Apparatus and method for electrode-surgical tissue removal having a selectively insulated electrode
US6277114B1 (en) 1998-04-03 2001-08-21 Gyrus Medical Limited Electrode assembly for an electrosurical instrument

Also Published As

Publication number Publication date
GB8729071D0 (en) 1988-01-27
GB2213381A (en) 1989-08-16

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20001212