AU2018277276A1 - Electrosurgical instrument for freezing and ablating biological tissue - Google Patents

Electrosurgical instrument for freezing and ablating biological tissue Download PDF

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Publication number
AU2018277276A1
AU2018277276A1 AU2018277276A AU2018277276A AU2018277276A1 AU 2018277276 A1 AU2018277276 A1 AU 2018277276A1 AU 2018277276 A AU2018277276 A AU 2018277276A AU 2018277276 A AU2018277276 A AU 2018277276A AU 2018277276 A1 AU2018277276 A1 AU 2018277276A1
Authority
AU
Australia
Prior art keywords
tissue
treatment zone
freezing
fluid
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.)
Abandoned
Application number
AU2018277276A
Other languages
English (en)
Inventor
Patrick BURN
Peter Clegg
Christopher Paul Hancock
Pallav Shah
Malcolm White
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 AU2018277276A1 publication Critical patent/AU2018277276A1/en
Abandoned 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)
AU2018277276A 2017-06-01 2018-06-01 Electrosurgical instrument for freezing and ablating biological tissue Abandoned AU2018277276A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1708725.5A GB2563203A (en) 2017-06-01 2017-06-01 Electrosurgical apparatus
GB1708725.5 2017-06-01
PCT/EP2018/064465 WO2018220177A1 (en) 2017-06-01 2018-06-01 Electrosurgical instrument for freezing and ablating biological tissue

Publications (1)

Publication Number Publication Date
AU2018277276A1 true AU2018277276A1 (en) 2019-11-07

Family

ID=59349808

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2018277276A Abandoned AU2018277276A1 (en) 2017-06-01 2018-06-01 Electrosurgical instrument for freezing and ablating biological tissue

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

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GB0111986D0 (en) * 2001-05-16 2001-07-04 Optomed As Cryosurgical apparatus and methods
US6858025B2 (en) * 2002-08-06 2005-02-22 Medically Advanced Designs, Llc Cryo-surgical apparatus and method of use
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US7803154B2 (en) * 2006-08-03 2010-09-28 Arbel Medical Ltd. Cryogenic probe for treating enlarged volume of tissue
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Also Published As

Publication number Publication date
GB2563203A (en) 2018-12-12
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
PT3629962T (pt) 2021-04-28
KR20200014271A (ko) 2020-02-10
EP3847984A1 (en) 2021-07-14

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Legal Events

Date Code Title Description
MK4 Application lapsed section 142(2)(d) - no continuation fee paid for the application