GB2575485A - Electrosurgical instrument - Google Patents

Electrosurgical instrument Download PDF

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Publication number
GB2575485A
GB2575485A GB1811434.8A GB201811434A GB2575485A GB 2575485 A GB2575485 A GB 2575485A GB 201811434 A GB201811434 A GB 201811434A GB 2575485 A GB2575485 A GB 2575485A
Authority
GB
United Kingdom
Prior art keywords
dielectric body
dielectric
conductor
electrosurgical instrument
radiating tip
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.)
Withdrawn
Application number
GB1811434.8A
Other languages
English (en)
Other versions
GB201811434D0 (en
Inventor
Paul Hancock Christopher
Burn Patrick
Shah Pallav
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.)
Creo Medical Ltd
Original Assignee
Creo 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 Creo Medical Ltd filed Critical Creo Medical Ltd
Priority to GB1811434.8A priority Critical patent/GB2575485A/en
Publication of GB201811434D0 publication Critical patent/GB201811434D0/en
Priority to SG11202008903PA priority patent/SG11202008903PA/en
Priority to US16/982,396 priority patent/US12458426B2/en
Priority to CN202410616342.XA priority patent/CN118453104A/zh
Priority to CN201980018547.5A priority patent/CN111867509B/zh
Priority to ES19734759T priority patent/ES2927662T3/es
Priority to JP2020549816A priority patent/JP7557870B2/ja
Priority to KR1020207025734A priority patent/KR20210031851A/ko
Priority to AU2019299918A priority patent/AU2019299918A1/en
Priority to CA3093033A priority patent/CA3093033A1/en
Priority to PCT/EP2019/067166 priority patent/WO2020011546A1/en
Priority to BR112020018468-3A priority patent/BR112020018468A2/pt
Priority to EP19734759.4A priority patent/EP3820392B1/en
Priority to PT197347594T priority patent/PT3820392T/pt
Priority to CN202410616343.4A priority patent/CN118453105A/zh
Priority to RU2020130609A priority patent/RU2770276C1/ru
Publication of GB2575485A publication Critical patent/GB2575485A/en
Priority to IL277300A priority patent/IL277300A/en
Priority to ZA2020/05691A priority patent/ZA202005691B/en
Priority to JP2024069726A priority patent/JP2024099688A/ja
Withdrawn 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
    • A61B18/14—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
    • A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • 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
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • 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
    • A61B18/1492—Probes or electrodes therefor having a flexible, catheter-like structure, e.g. for heart ablation
    • 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
    • A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/1815—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using microwaves
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods
    • A61B17/00234—Surgical instruments, devices or methods for minimally invasive surgery
    • A61B2017/00292—Surgical instruments, devices or methods for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means
    • A61B2017/003—Steerable
    • A61B2017/00305—Constructional details of the flexible means
    • 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
    • A61B2018/00059—Material properties
    • A61B2018/00071—Electrical conductivity
    • A61B2018/00083—Electrical conductivity low, i.e. electrically insulating
    • 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
    • A61B2018/00184—Moving parts
    • 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
    • A61B2018/00315—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
    • A61B2018/00345—Vascular system
    • 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
    • A61B2018/00315—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
    • A61B2018/00541—Lung or bronchi
    • 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
    • A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
    • A61B2018/00577—Ablation
    • 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
    • A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
    • A61B2018/00577—Ablation
    • A61B2018/00583—Coblation, i.e. ablation using a cold plasma
    • 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
    • A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
    • A61B2018/00601—Cutting
    • 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
    • A61B2018/1465—Deformable electrodes
    • 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
    • A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/1815—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using microwaves
    • A61B2018/1823—Generators 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
    • A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/1815—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using microwaves
    • A61B2018/183—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using microwaves characterised by the type of antenna
    • A61B2018/1838—Dipole antennas
    • 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
    • A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/1815—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using microwaves
    • A61B2018/1861—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using microwaves with an instrument inserted into a body lumen or cavity, e.g. a catheter
    • 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
    • A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/1815—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using microwaves
    • A61B2018/1892—Details of electrical isolations of the antenna
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B34/00—Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
    • A61B34/30—Surgical robots
    • A61B2034/302—Surgical robots specifically adapted for manipulations within body cavities, e.g. within abdominal or thoracic cavities

Landscapes

  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Public Health (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Veterinary Medicine (AREA)
  • Otolaryngology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Plasma & Fusion (AREA)
  • Cardiology (AREA)
  • Surgical Instruments (AREA)
GB1811434.8A 2018-07-12 2018-07-12 Electrosurgical instrument Withdrawn GB2575485A (en)

Priority Applications (19)

Application Number Priority Date Filing Date Title
GB1811434.8A GB2575485A (en) 2018-07-12 2018-07-12 Electrosurgical instrument
RU2020130609A RU2770276C1 (ru) 2018-07-12 2019-06-27 Электрохирургический инструмент
AU2019299918A AU2019299918A1 (en) 2018-07-12 2019-06-27 Electrosurgical instrument
PCT/EP2019/067166 WO2020011546A1 (en) 2018-07-12 2019-06-27 Electrosurgical instrument
CN202410616342.XA CN118453104A (zh) 2018-07-12 2019-06-27 电外科器械
CN201980018547.5A CN111867509B (zh) 2018-07-12 2019-06-27 电外科器械
ES19734759T ES2927662T3 (es) 2018-07-12 2019-06-27 Instrumento electroquirúrgico
JP2020549816A JP7557870B2 (ja) 2018-07-12 2019-06-27 電気手術器具
KR1020207025734A KR20210031851A (ko) 2018-07-12 2019-06-27 전기 외과 기구
SG11202008903PA SG11202008903PA (en) 2018-07-12 2019-06-27 Electrosurgical instrument
CA3093033A CA3093033A1 (en) 2018-07-12 2019-06-27 Electrosurgical instrument
US16/982,396 US12458426B2 (en) 2018-07-12 2019-06-27 Electrosurgical instrument
BR112020018468-3A BR112020018468A2 (pt) 2018-07-12 2019-06-27 instrumento eletrocirúrgico
EP19734759.4A EP3820392B1 (en) 2018-07-12 2019-06-27 Electrosurgical instrument
PT197347594T PT3820392T (pt) 2018-07-12 2019-06-27 Instrumento eletrocúrgico
CN202410616343.4A CN118453105A (zh) 2018-07-12 2019-06-27 电外科器械
IL277300A IL277300A (en) 2018-07-12 2020-09-13 Electrosurgical device
ZA2020/05691A ZA202005691B (en) 2018-07-12 2020-09-14 Electrosurgical instrument
JP2024069726A JP2024099688A (ja) 2018-07-12 2024-04-23 電気手術器具

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1811434.8A GB2575485A (en) 2018-07-12 2018-07-12 Electrosurgical instrument

Publications (2)

Publication Number Publication Date
GB201811434D0 GB201811434D0 (en) 2018-08-29
GB2575485A true GB2575485A (en) 2020-01-15

Family

ID=63273262

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1811434.8A Withdrawn GB2575485A (en) 2018-07-12 2018-07-12 Electrosurgical instrument

Country Status (16)

Country Link
US (1) US12458426B2 (enExample)
EP (1) EP3820392B1 (enExample)
JP (2) JP7557870B2 (enExample)
KR (1) KR20210031851A (enExample)
CN (3) CN111867509B (enExample)
AU (1) AU2019299918A1 (enExample)
BR (1) BR112020018468A2 (enExample)
CA (1) CA3093033A1 (enExample)
ES (1) ES2927662T3 (enExample)
GB (1) GB2575485A (enExample)
IL (1) IL277300A (enExample)
PT (1) PT3820392T (enExample)
RU (1) RU2770276C1 (enExample)
SG (1) SG11202008903PA (enExample)
WO (1) WO2020011546A1 (enExample)
ZA (1) ZA202005691B (enExample)

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IT202100005798A1 (it) * 2021-03-11 2022-09-11 Biomedical S R L Ago applicatore per termoablatore a microonde
US11786303B2 (en) * 2021-03-19 2023-10-17 Quicker-Instrument Inc. Microwave ablation probe
GB202318579D0 (en) * 2023-12-05 2024-01-17 Creo Medical Ltd Electrosurgical instrument

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Publication number Priority date Publication date Assignee Title
US20080071259A1 (en) * 2000-01-18 2008-03-20 Jules Gauthier Microwave ablation instrument with flexible antenna assembly
US20160000505A1 (en) * 2003-06-23 2016-01-07 Angiodynamics, Inc. Radiation Applicator for Microwave Medical Treatment
WO2006084676A1 (en) * 2005-02-11 2006-08-17 H.S. - Hospital Service - S.P.A. Microwave device for the ablation of tissues
AU2015264779A1 (en) * 2009-06-02 2015-12-17 Covidien Lp Electrosurgical devices with directional radiation pattern
US20160151113A1 (en) * 2010-03-26 2016-06-02 Covidien Lp Ablation devices with adjustable radiating section lengths, electrosurgical systems including same, and methods of adjusting ablation fields using same
US20170172656A1 (en) * 2010-05-11 2017-06-22 Covidien Lp Electrosurgical devices with balun structure for air exposure of antenna radiating section and method of directing energy to tissue using same
US20170112571A1 (en) * 2015-10-26 2017-04-27 Neuwave Medical, Inc. Energy delivery systems and uses thereof
WO2017103209A1 (en) * 2015-12-17 2017-06-22 Creo Medical Limited Electrosurgical probe for delivering microwave energy
GB2551339A (en) * 2016-06-13 2017-12-20 Creo Medical Ltd Electrosurgical device with integrated microwave source
WO2018040253A1 (zh) * 2016-08-31 2018-03-08 赛诺微医疗科技（浙江）有限公司 柔性微波消融天线及采用其的微波消融针

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU199430U1 (ru) * 2020-02-06 2020-09-01 Общество с ограниченной ответственностью фирма "ТЕХНОСВЕТ" Универсальная установка для комплексного разрушения биоткани

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