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GB2549992B - Electrosurgical instrument - Google Patents

Electrosurgical instrument Download PDF

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Publication number
GB2549992B
GB2549992B GB1607982.4A GB201607982A GB2549992B GB 2549992 B GB2549992 B GB 2549992B GB 201607982 A GB201607982 A GB 201607982A GB 2549992 B GB2549992 B GB 2549992B
Authority
GB
United Kingdom
Prior art keywords
electrosurgical instrument
electrosurgical
instrument
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.)
Active
Application number
GB1607982.4A
Other versions
GB201607982D0 (en
GB2549992A (en
Inventor
John Keogh Richard
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.)
Gyrus Medical Ltd
Original Assignee
Gyrus Medical Ltd
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 Gyrus Medical Ltd filed Critical Gyrus Medical Ltd
Priority to GB1607982.4A priority Critical patent/GB2549992B/en
Publication of GB201607982D0 publication Critical patent/GB201607982D0/en
Publication of GB2549992A publication Critical patent/GB2549992A/en
Application granted granted Critical
Publication of GB2549992B publication Critical patent/GB2549992B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • A61B18/14—Probes or electrodes 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
    • 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
    • A61B18/1482—Probes or electrodes therefor having a long rigid shaft for accessing the inner body transcutaneously in minimal invasive surgery, e.g. laparoscopy
    • 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
    • A61B2018/00005—Cooling or heating of the probe or tissue immediately surrounding the probe
    • A61B2018/00011—Cooling or heating of the probe or tissue immediately surrounding the probe with fluids
    • A61B2018/00029—Cooling or heating of the probe or tissue immediately surrounding the probe with fluids open
    • 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
    • A61B2018/00053—Mechanical features of the instrument of device
    • A61B2018/00059—Material properties
    • A61B2018/00071—Electrical conductivity
    • 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
    • A61B2018/00053—Mechanical features of the instrument of device
    • A61B2018/00059—Material properties
    • A61B2018/00071—Electrical conductivity
    • A61B2018/00077—Electrical conductivity high, i.e. electrically conducting
    • 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
    • A61B2018/00053—Mechanical features of the instrument of device
    • A61B2018/00107—Coatings on the energy applicator
    • 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
    • A61B2018/1246—Generators therefor characterised by the output polarity
    • A61B2018/126—Generators therefor characterised by the output polarity bipolar
    • 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
    • A61B2018/1472—Probes or electrodes therefor for use with liquid electrolyte, e.g. virtual electrodes

Landscapes

  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Otolaryngology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Plasma & Fusion (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Surgical Instruments (AREA)
GB1607982.4A 2016-05-06 2016-05-06 Electrosurgical instrument Active GB2549992B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1607982.4A GB2549992B (en) 2016-05-06 2016-05-06 Electrosurgical instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1607982.4A GB2549992B (en) 2016-05-06 2016-05-06 Electrosurgical instrument

Publications (3)

Publication Number Publication Date
GB201607982D0 GB201607982D0 (en) 2016-06-22
GB2549992A GB2549992A (en) 2017-11-08
GB2549992B true GB2549992B (en) 2022-08-10

Family

ID=56297301

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1607982.4A Active GB2549992B (en) 2016-05-06 2016-05-06 Electrosurgical instrument

Country Status (1)

Country Link
GB (1) GB2549992B (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4314559A (en) * 1979-12-12 1982-02-09 Corning Glass Works Nonstick conductive coating
US5549604A (en) * 1994-12-06 1996-08-27 Conmed Corporation Non-Stick electroconductive amorphous silica coating
US5925039A (en) * 1996-06-12 1999-07-20 Iti Medical Technologies, Inc. Electrosurgical instrument with conductive ceramic or cermet and method of making same
US20010049524A1 (en) * 1999-05-11 2001-12-06 Roy Morgan Surgical handpiece with self-sealing switch assembly
US20040193152A1 (en) * 2003-03-28 2004-09-30 Jeffrey Sutton Windowed thermal ablation probe
DE102010018818A1 (en) * 2010-04-29 2011-11-03 Olympus Winter & Ibe Gmbh Surgical instrument i.e. laparoscopic shaft instrument, for operation into abdominal cavity of human body, has shaft provided with coating of inner and outer layers with colors, where outer layer is opaque in color
US20120172857A1 (en) * 2010-12-30 2012-07-05 Kimberly-Clark, Inc. Electrosurgical Apparatus Having a Sensor
US20150265337A1 (en) * 2014-02-26 2015-09-24 Medtronic Advanced Energy Llc Electrosurgical cutting instrument

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4314559A (en) * 1979-12-12 1982-02-09 Corning Glass Works Nonstick conductive coating
US5549604A (en) * 1994-12-06 1996-08-27 Conmed Corporation Non-Stick electroconductive amorphous silica coating
US5925039A (en) * 1996-06-12 1999-07-20 Iti Medical Technologies, Inc. Electrosurgical instrument with conductive ceramic or cermet and method of making same
US20010049524A1 (en) * 1999-05-11 2001-12-06 Roy Morgan Surgical handpiece with self-sealing switch assembly
US20040193152A1 (en) * 2003-03-28 2004-09-30 Jeffrey Sutton Windowed thermal ablation probe
DE102010018818A1 (en) * 2010-04-29 2011-11-03 Olympus Winter & Ibe Gmbh Surgical instrument i.e. laparoscopic shaft instrument, for operation into abdominal cavity of human body, has shaft provided with coating of inner and outer layers with colors, where outer layer is opaque in color
US20120172857A1 (en) * 2010-12-30 2012-07-05 Kimberly-Clark, Inc. Electrosurgical Apparatus Having a Sensor
US20150265337A1 (en) * 2014-02-26 2015-09-24 Medtronic Advanced Energy Llc Electrosurgical cutting instrument

Also Published As

Publication number Publication date
GB201607982D0 (en) 2016-06-22
GB2549992A (en) 2017-11-08

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