GB2563203A - Electrosurgical apparatus - Google Patents

Electrosurgical apparatus Download PDF

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Publication number
GB2563203A
GB2563203A GB1708725.5A GB201708725A GB2563203A GB 2563203 A GB2563203 A GB 2563203A GB 201708725 A GB201708725 A GB 201708725A GB 2563203 A GB2563203 A GB 2563203A
Authority
GB
United Kingdom
Prior art keywords
tissue
treatment zone
fluid
freezing
electrosurgical
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Withdrawn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
GB1708725.5A
Other languages
English (en)
Other versions
GB201708725D0 (en
Inventor
Paul Hancock Christopher
White Malcolm
Burn Patrick
Clegg Peter
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 GB1708725.5A priority Critical patent/GB2563203A/en
Publication of GB201708725D0 publication Critical patent/GB201708725D0/en
Priority to US16/659,266 priority patent/US20200289199A1/en
Priority to PT187306741T priority patent/PT3629962T/pt
Priority to BR112019022252A priority patent/BR112019022252A2/pt
Priority to EP18730674.1A priority patent/EP3629962B1/en
Priority to EP21156920.7A priority patent/EP3847984B1/en
Priority to CA3060480A priority patent/CA3060480A1/en
Priority to ES18730674T priority patent/ES2869132T3/es
Priority to AU2018277276A priority patent/AU2018277276A1/en
Priority to ES21156920T priority patent/ES3013232T3/es
Priority to CN201880026837.XA priority patent/CN110785140B/zh
Priority to KR1020197030552A priority patent/KR20200014271A/ko
Priority to DK18730674.1T priority patent/DK3629962T3/da
Priority to JP2019560670A priority patent/JP7281197B2/ja
Priority to PCT/EP2018/064465 priority patent/WO2018220177A1/en
Publication of GB2563203A publication Critical patent/GB2563203A/en
Priority to ZA2019/06943A priority patent/ZA201906943B/en
Withdrawn legal-status Critical Current

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
    • A61B18/02Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by cooling, e.g. cryogenic techniques
    • 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
    • A61B18/02Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by cooling, e.g. cryogenic techniques
    • A61B18/0218Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by cooling, e.g. cryogenic techniques with open-end cryogenic probe, e.g. for spraying fluid directly on tissue or via a tissue-contacting porous tip
    • 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
    • A61B18/18Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/1815Surgical 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
    • 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
    • A61B2018/00005Cooling or heating of the probe or tissue immediately surrounding the probe
    • A61B2018/00011Cooling or heating of the probe or tissue immediately surrounding the probe with fluids
    • 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
    • A61B2018/00315Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
    • A61B2018/00541Lung or bronchi
    • 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
    • A61B2018/00571Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
    • A61B2018/00577Ablation
    • 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
    • A61B2018/00642Sensing and controlling the application of energy with feedback, i.e. closed loop control
    • 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
    • A61B2018/00773Sensed parameters
    • A61B2018/00791Temperature
    • 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
    • A61B2018/00773Sensed parameters
    • A61B2018/00875Resistance or impedance
    • 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
    • A61B2018/00982Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body combined with or comprising means for visual or photographic inspections inside the body, e.g. endoscopes
    • 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
    • A61B2018/00994Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body combining two or more different kinds of non-mechanical energy or combining one or more non-mechanical energies with ultrasound
    • 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
    • A61B18/02Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by cooling, e.g. cryogenic techniques
    • A61B2018/0212Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by cooling, e.g. cryogenic techniques using an instrument inserted into a body lumen, e.g. catheter
    • 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
    • A61B18/02Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by cooling, e.g. cryogenic techniques
    • A61B2018/0231Characteristics of handpieces or probes
    • 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
    • A61B18/02Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by cooling, e.g. cryogenic techniques
    • A61B2018/0231Characteristics of handpieces or probes
    • A61B2018/0237Characteristics of handpieces or probes with a thermoelectric element in the probe for cooling purposes
    • A61B2018/0243Characteristics of handpieces or probes with a thermoelectric element in the probe for cooling purposes cooling of the hot side of the junction, e.g. heat sink
    • A61B2018/025Characteristics of handpieces or probes with a thermoelectric element in the probe for cooling purposes cooling of the hot side of the junction, e.g. heat sink by circulating liquid
    • 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
    • A61B18/02Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by cooling, e.g. cryogenic techniques
    • A61B2018/0231Characteristics of handpieces or probes
    • A61B2018/0237Characteristics of handpieces or probes with a thermoelectric element in the probe for cooling purposes
    • A61B2018/0243Characteristics of handpieces or probes with a thermoelectric element in the probe for cooling purposes cooling of the hot side of the junction, e.g. heat sink
    • A61B2018/0256Characteristics of handpieces or probes with a thermoelectric element in the probe for cooling purposes cooling of the hot side of the junction, e.g. heat sink by circulating gas, e.g. air
    • 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
    • A61B18/02Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by cooling, e.g. cryogenic techniques
    • A61B2018/0231Characteristics of handpieces or probes
    • A61B2018/0262Characteristics of handpieces or probes using a circulating cryogenic fluid
    • 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
    • A61B18/18Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/1815Surgical 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
    • A61B2018/1823Generators therefor
    • 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
    • A61B18/18Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/1815Surgical 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
    • A61B2018/1861Surgical 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)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biomedical Technology (AREA)
  • Otolaryngology (AREA)
  • Engineering & Computer Science (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)
  • Electromagnetism (AREA)
  • Physics & Mathematics (AREA)
  • Surgical Instruments (AREA)
GB1708725.5A 2017-06-01 2017-06-01 Electrosurgical apparatus Withdrawn GB2563203A (en)

Priority Applications (16)

Application Number Priority Date Filing Date Title
GB1708725.5A GB2563203A (en) 2017-06-01 2017-06-01 Electrosurgical apparatus
PCT/EP2018/064465 WO2018220177A1 (en) 2017-06-01 2018-06-01 Electrosurgical instrument for freezing and ablating biological tissue
AU2018277276A AU2018277276A1 (en) 2017-06-01 2018-06-01 Electrosurgical instrument for freezing and ablating biological tissue
CN201880026837.XA CN110785140B (zh) 2017-06-01 2018-06-01 用于冷冻和消融生物组织的电外科器械
BR112019022252A BR112019022252A2 (pt) 2017-06-01 2018-06-01 instrumento eletrocirúrgico para congelar e ablacionar tecido biológico
EP18730674.1A EP3629962B1 (en) 2017-06-01 2018-06-01 Electrosurgical instrument for freezing and ablating biological tissue
EP21156920.7A EP3847984B1 (en) 2017-06-01 2018-06-01 Electrosurgical instrument for freezing and ablating biological tissue
CA3060480A CA3060480A1 (en) 2017-06-01 2018-06-01 Electrosurgical instrument for freezing and ablating biological tissue
ES18730674T ES2869132T3 (es) 2017-06-01 2018-06-01 Instrumento electroquirúrgico para la congelación y la ablación de tejido biológico
US16/659,266 US20200289199A1 (en) 2017-06-01 2018-06-01 Electrosurgical instrument for freezing and ablating biological tissue
ES21156920T ES3013232T3 (en) 2017-06-01 2018-06-01 Electrosurgical instrument for freezing and ablating biological tissue
PT187306741T PT3629962T (pt) 2017-06-01 2018-06-01 Instrumento eletrocúrgico para o congelamento e ablação de tecido biológico
KR1020197030552A KR20200014271A (ko) 2017-06-01 2018-06-01 생체 조직 동결 및 절제를 위한 전기 수술 도구
DK18730674.1T DK3629962T3 (da) 2017-06-01 2018-06-01 Elektrokirurgisk instrument til frysning og ablation af biologisk væv
JP2019560670A JP7281197B2 (ja) 2017-06-01 2018-06-01 生物組織を凝結及び焼灼するための電気手術器具
ZA2019/06943A ZA201906943B (en) 2017-06-01 2019-10-22 Electrosurgical instrument for freezing and ablating biological tissue

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1708725.5A GB2563203A (en) 2017-06-01 2017-06-01 Electrosurgical apparatus

Publications (2)

Publication Number Publication Date
GB201708725D0 GB201708725D0 (en) 2017-07-19
GB2563203A true GB2563203A (en) 2018-12-12

Family

ID=59349808

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1708725.5A Withdrawn GB2563203A (en) 2017-06-01 2017-06-01 Electrosurgical apparatus

Country Status (14)

Country Link
US (1) US20200289199A1 (enExample)
EP (2) EP3629962B1 (enExample)
JP (1) JP7281197B2 (enExample)
KR (1) KR20200014271A (enExample)
CN (1) CN110785140B (enExample)
AU (1) AU2018277276A1 (enExample)
BR (1) BR112019022252A2 (enExample)
CA (1) CA3060480A1 (enExample)
DK (1) DK3629962T3 (enExample)
ES (2) ES2869132T3 (enExample)
GB (1) GB2563203A (enExample)
PT (1) PT3629962T (enExample)
WO (1) WO2018220177A1 (enExample)
ZA (1) ZA201906943B (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2583492B (en) * 2019-04-30 2022-11-23 Creo Medical Ltd Electrosurgical instrument with non-liquid thermal transfer
WO2022224256A1 (en) * 2021-04-21 2022-10-27 Nedlin Yakov Method and apparatus for high-power ablation
CN114848138B (zh) * 2022-05-27 2025-06-10 南京臻泰微波科技有限公司 一种热冷复合消融针
CN117918942A (zh) * 2024-02-22 2024-04-26 河北卫勤医疗科技有限公司 一种快速冷冻消融装置

Citations (5)

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US20120029496A1 (en) * 2010-07-30 2012-02-02 Scott Smith Renal nerve ablation using mild freezing and microwave energy
US20130204241A1 (en) * 2012-02-07 2013-08-08 Cpsi Holdings Llc Dual thermal ablation device and method of use
US20130289678A1 (en) * 2012-04-27 2013-10-31 Medtronic Ardian Luxembourg S.a r.1. Therapy systems including hyperthermic energy delivery elements and cryogenic applicators and associated methods
US20140276743A1 (en) * 2013-03-15 2014-09-18 Thermedical, Inc. Methods and devices for fluid enhanced microwave ablation therapy
US20160022346A1 (en) * 2014-07-01 2016-01-28 Cirrus Technologies Kft Medical device and method of use

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GB2547941A (en) * 2016-03-04 2017-09-06 Creo Medical Ltd Electrosurgical instrument
GB2563377A (en) * 2017-05-04 2018-12-19 Creo Medical Ltd Electrosurgical apparatus and method of tissue ablation

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120029496A1 (en) * 2010-07-30 2012-02-02 Scott Smith Renal nerve ablation using mild freezing and microwave energy
US20130204241A1 (en) * 2012-02-07 2013-08-08 Cpsi Holdings Llc Dual thermal ablation device and method of use
US20130289678A1 (en) * 2012-04-27 2013-10-31 Medtronic Ardian Luxembourg S.a r.1. Therapy systems including hyperthermic energy delivery elements and cryogenic applicators and associated methods
US20140276743A1 (en) * 2013-03-15 2014-09-18 Thermedical, Inc. Methods and devices for fluid enhanced microwave ablation therapy
US20160022346A1 (en) * 2014-07-01 2016-01-28 Cirrus Technologies Kft Medical device and method of use

Also Published As

Publication number Publication date
EP3847984B1 (en) 2024-12-18
US20200289199A1 (en) 2020-09-17
EP3847984C0 (en) 2024-12-18
CN110785140B (zh) 2023-06-20
GB201708725D0 (en) 2017-07-19
ES3013232T3 (en) 2025-04-11
WO2018220177A1 (en) 2018-12-06
EP3629962B1 (en) 2021-03-24
ZA201906943B (en) 2022-05-25
CN110785140A (zh) 2020-02-11
EP3629962A1 (en) 2020-04-08
JP2020521526A (ja) 2020-07-27
DK3629962T3 (da) 2021-05-03
CA3060480A1 (en) 2018-12-06
BR112019022252A2 (pt) 2020-05-19
ES2869132T3 (es) 2021-10-25
JP7281197B2 (ja) 2023-05-25
AU2018277276A1 (en) 2019-11-07
PT3629962T (pt) 2021-04-28
KR20200014271A (ko) 2020-02-10
EP3847984A1 (en) 2021-07-14

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