CA3154116A1 - Electrosurgical apparatus for treating biological tissue with microwave energy - Google Patents

Electrosurgical apparatus for treating biological tissue with microwave energy Download PDF

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Publication number
CA3154116A1
CA3154116A1 CA3154116A CA3154116A CA3154116A1 CA 3154116 A1 CA3154116 A1 CA 3154116A1 CA 3154116 A CA3154116 A CA 3154116A CA 3154116 A CA3154116 A CA 3154116A CA 3154116 A1 CA3154116 A1 CA 3154116A1
Authority
CA
Canada
Prior art keywords
microwave energy
pulse
instrument
electrosurgical
microwave
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.)
Pending
Application number
CA3154116A
Other languages
English (en)
French (fr)
Inventor
Christopher Paul Hancock
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
Publication of CA3154116A1 publication Critical patent/CA3154116A1/en
Pending 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
    • A61B18/18—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
    • A61B2017/00017—Electrical control of surgical instruments
    • A61B2017/00137—Details of operation mode
    • A61B2017/00154—Details of operation mode pulsed
    • A61B2017/00172—Pulse trains, bursts, intermittent continuous operation
    • 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
    • A61B2018/00059—Material properties
    • A61B2018/00089—Thermal conductivity
    • A61B2018/00095—Thermal conductivity high, i.e. heat 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
    • A61B2018/00315—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
    • A61B2018/00404—Blood vessels other than those in or around the heart
    • A61B2018/0041—Removal of thrombosis
    • 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
    • A61B2018/00589—Coagulation
    • 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
    • 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
    • A61B2018/00696—Controlled or regulated parameters
    • A61B2018/00726—Duty cycle
    • 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
    • A61B2018/00791—Temperature
    • 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
    • A61B2018/1846—Helical 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Medical Informatics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Otolaryngology (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Surgical Instruments (AREA)
CA3154116A 2019-09-16 2020-09-14 Electrosurgical apparatus for treating biological tissue with microwave energy Pending CA3154116A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1913330.5A GB2587031A (en) 2019-09-16 2019-09-16 Electrosurgical apparatus for treating biological tissue with microwave energy, and method for controlling microwave energy
GB1913330.5 2019-09-16
PCT/EP2020/075660 WO2021052913A1 (en) 2019-09-16 2020-09-14 Electrosurgical apparatus for treating biological tissue with microwave energy

Publications (1)

Publication Number Publication Date
CA3154116A1 true CA3154116A1 (en) 2021-03-25

Family

ID=68315382

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3154116A Pending CA3154116A1 (en) 2019-09-16 2020-09-14 Electrosurgical apparatus for treating biological tissue with microwave energy

Country Status (12)

Country Link
US (1) US20220395325A1 (enExample)
EP (1) EP4031047B1 (enExample)
JP (1) JP7613761B2 (enExample)
KR (1) KR20220063172A (enExample)
CN (1) CN114401689B (enExample)
AU (1) AU2020350877A1 (enExample)
BR (1) BR112022004792A2 (enExample)
CA (1) CA3154116A1 (enExample)
ES (1) ES2959822T3 (enExample)
GB (1) GB2587031A (enExample)
IL (1) IL291383A (enExample)
WO (1) WO2021052913A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12455346B2 (en) * 2022-04-22 2025-10-28 Rockwell Collins, Inc. Assurance monitoring of radar systems
CN116898568B (zh) * 2023-08-08 2024-03-08 南京康友医疗科技有限公司 一种防止组织炸裂的微波消融系统

Family Cites Families (27)

* Cited by examiner, † Cited by third party
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GB9315473D0 (en) * 1993-07-27 1993-09-08 Chemring Ltd Treatment apparatus
WO1996034567A1 (en) * 1995-05-02 1996-11-07 Heart Rhythm Technologies, Inc. System for controlling the energy delivered to a patient for ablation
CN1081936C (zh) * 2000-01-14 2002-04-03 叶志明 微波治疗仪
US6893435B2 (en) * 2000-10-31 2005-05-17 Gyrus Medical Limited Electrosurgical system
GB0026586D0 (en) * 2000-10-31 2000-12-13 Gyrus Medical Ltd An electrosurgical system
CN2568134Y (zh) * 2002-09-19 2003-08-27 王福兰 全自动脉冲微波热疗机
AU2003901390A0 (en) * 2003-03-26 2003-04-10 University Of Technology, Sydney Microwave antenna for cardiac ablation
US20080076958A1 (en) * 2006-09-21 2008-03-27 Alma Lasers Ltd. Method And Apparatus For Treating A Fungal Nail Infection With Shortwave And/Or Microwave Radiation
GB0620058D0 (en) * 2006-10-10 2006-11-22 Medical Device Innovations Ltd Tissue measurement and ablation antenna
GB0624658D0 (en) * 2006-12-11 2007-01-17 Medical Device Innovations Ltd Electrosurgical ablation apparatus and a method of ablating biological tissue
US20090005766A1 (en) * 2007-06-28 2009-01-01 Joseph Brannan Broadband microwave applicator
US20090157070A1 (en) * 2007-12-18 2009-06-18 Boston Scientific Scimed, Inc. Medical treatment using pulsed energy
US8777939B2 (en) * 2010-02-26 2014-07-15 Covidien Lp Self-tuning microwave ablation probe
US8728067B2 (en) 2010-03-08 2014-05-20 Covidien Lp Microwave antenna probe having a deployable ground plane
GB201021032D0 (en) 2010-12-10 2011-01-26 Creo Medical Ltd Electrosurgical apparatus
US8974450B2 (en) 2011-02-03 2015-03-10 Covidien Lp System and method for ablation procedure monitoring using electrodes
US20130072924A1 (en) 2011-09-20 2013-03-21 Bsd Medical Corporation Ablation antenna
CN104487013B (zh) 2012-06-22 2017-06-20 柯惠有限合伙公司 微波消融系统和测量微波消融系统中温度的方法
GB2506377A (en) * 2012-09-27 2014-04-02 Creo Medical Ltd Electrosurgical apparatus comprising an RF generator, microwave generator, combining circuit and waveguide isolator
GB2513872A (en) * 2013-05-08 2014-11-12 Creo Medical Ltd Electrosurgical apparatus
US20150366613A1 (en) * 2014-06-20 2015-12-24 Perseon Corporation Ablation probe with metalized ceramic component
EP3368153A4 (en) * 2015-10-26 2019-02-27 Ojai Retinal Technology, LLC METHOD FOR HEAT TREATMENT OF BIOLOGICAL TISSUE WITH PULSED ENERGY SOURCES
MX2018005116A (es) * 2015-10-26 2018-09-05 Neuwave Medical Inc Sistemas de suministro de energia y sus usos.
GB2552921A (en) 2016-04-04 2018-02-21 Creo Medical Ltd Electrosurgical probe for delivering RF and microwave energy
GB2552452A (en) * 2016-05-23 2018-01-31 Creo Medical Ltd Electrosurgical apparatus and method for promoting haemostasis in biological tissue
GB2569811A (en) * 2017-12-27 2019-07-03 Creo Medical Ltd Electrosurgical apparatus
US20190255348A1 (en) * 2018-02-16 2019-08-22 Emblation Limited Apparatus and method for the treatment of melanoma

Also Published As

Publication number Publication date
EP4031047B1 (en) 2023-07-19
KR20220063172A (ko) 2022-05-17
ES2959822T3 (es) 2024-02-28
WO2021052913A1 (en) 2021-03-25
GB201913330D0 (en) 2019-10-30
EP4031047C0 (en) 2023-07-19
EP4031047A1 (en) 2022-07-27
CN114401689B (zh) 2024-11-12
GB2587031A (en) 2021-03-17
JP2022548885A (ja) 2022-11-22
JP7613761B2 (ja) 2025-01-15
IL291383A (en) 2022-05-01
BR112022004792A2 (pt) 2022-06-21
CN114401689A (zh) 2022-04-26
US20220395325A1 (en) 2022-12-15
AU2020350877A1 (en) 2022-03-31

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