BR112021023591A2 - Disposição de eletrodo - Google Patents

Disposição de eletrodo

Info

Publication number
BR112021023591A2
BR112021023591A2 BR112021023591A BR112021023591A BR112021023591A2 BR 112021023591 A2 BR112021023591 A2 BR 112021023591A2 BR 112021023591 A BR112021023591 A BR 112021023591A BR 112021023591 A BR112021023591 A BR 112021023591A BR 112021023591 A2 BR112021023591 A2 BR 112021023591A2
Authority
BR
Brazil
Prior art keywords
electrode
electrode arrangement
proximal
relation
coating
Prior art date
Application number
BR112021023591A
Other languages
English (en)
Inventor
Tjark Brandt
Uwe Schnitzler
Original Assignee
Erbe Elektromedizin
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 Erbe Elektromedizin filed Critical Erbe Elektromedizin
Publication of BR112021023591A2 publication Critical patent/BR112021023591A2/pt

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
    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/042Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating using additional gas becoming plasma
    • 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
    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12Surgical 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
    • A61B18/14Probes or electrodes therefor
    • A61B18/1482Probes or electrodes therefor having a long rigid shaft for accessing the inner body transcutaneously in minimal invasive surgery, e.g. laparoscopy
    • 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
    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12Surgical 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
    • A61B18/14Probes or electrodes therefor
    • A61B18/1492Probes or electrodes therefor having a flexible, catheter-like structure, e.g. for heart ablation
    • 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
    • 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
    • A61B2018/00029Cooling or heating of the probe or tissue immediately surrounding the probe with fluids open
    • 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
    • A61B2018/00053Mechanical features of the instrument of device
    • A61B2018/00059Material properties
    • A61B2018/00071Electrical conductivity
    • A61B2018/00077Electrical conductivity high, i.e. electrically conducting
    • 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
    • A61B2018/00053Mechanical features of the instrument of device
    • A61B2018/00059Material properties
    • A61B2018/00089Thermal conductivity
    • A61B2018/00095Thermal conductivity high, i.e. heat conducting
    • 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
    • A61B2018/00053Mechanical features of the instrument of device
    • A61B2018/00107Coatings on the energy applicator
    • 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
    • A61B2018/00053Mechanical features of the instrument of device
    • A61B2018/00107Coatings on the energy applicator
    • A61B2018/00148Coatings on the energy applicator with metal
    • 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
    • A61B2018/00482Digestive system
    • 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
    • A61B2018/00589Coagulation
    • 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
    • A61B2018/00601Cutting
    • 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
    • A61B2018/00607Coagulation and cutting with the same instrument

Abstract

disposição de eletrodo. em instrumento (10) aperfeiçoado o eletrodo (20, 20') está provido de um dispositivo dissipador de calor (28, 28'), de modo que a resistência do eletrodo (20, 20') medida em direção longitudinal (em direção distal ou proximal) preferivelmente é = 300w/ (m*k). em uma modalidade preferida o dispositivo dissipador de calor (28, 28') está formado através de um revestimento (29, 30, 29'), o qual apresenta, em relação ao material do corpo de base de eletrodo (27, 27'), uma condutividade elétrica mais elevada, como também uma condutividade térmica mais elevada.
BR112021023591A 2019-07-23 2020-07-21 Disposição de eletrodo BR112021023591A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP19187863.6A EP3769707A1 (de) 2019-07-23 2019-07-23 Elektrodenanordnung
PCT/EP2020/070567 WO2021013840A1 (de) 2019-07-23 2020-07-21 Elektrodenanordnung

Publications (1)

Publication Number Publication Date
BR112021023591A2 true BR112021023591A2 (pt) 2022-01-04

Family

ID=67438565

Family Applications (3)

Application Number Title Priority Date Filing Date
BR112021023591A BR112021023591A2 (pt) 2019-07-23 2020-07-21 Disposição de eletrodo
BR112021024172A BR112021024172A2 (pt) 2019-07-23 2020-07-21 Disposição de eletrodo
BR112021024096A BR112021024096A2 (pt) 2019-07-23 2020-07-21 Instrumento para cirurgia com plasma e processo para geração de plasma

Family Applications After (2)

Application Number Title Priority Date Filing Date
BR112021024172A BR112021024172A2 (pt) 2019-07-23 2020-07-21 Disposição de eletrodo
BR112021024096A BR112021024096A2 (pt) 2019-07-23 2020-07-21 Instrumento para cirurgia com plasma e processo para geração de plasma

Country Status (7)

Country Link
US (3) US20220280219A1 (pt)
EP (3) EP3769707A1 (pt)
JP (2) JP2022541066A (pt)
KR (3) KR20220039732A (pt)
CN (3) CN114126525A (pt)
BR (3) BR112021023591A2 (pt)
WO (3) WO2021013840A1 (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4119080A1 (de) 2021-07-12 2023-01-18 Erbe Elektromedizin GmbH Plasmasonde und verfahren zur montage ihrer elektrode
EP4209188A1 (de) * 2022-01-07 2023-07-12 Erbe Elektromedizin GmbH Plasmasonde
CN117165918B (zh) * 2023-11-02 2024-02-20 成都仕康美医疗器械有限公司 一种降低组织焦痂的电外科器械用电极及其制备方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5207675A (en) * 1991-07-15 1993-05-04 Jerome Canady Surgical coagulation device
US6149620A (en) * 1995-11-22 2000-11-21 Arthrocare Corporation System and methods for electrosurgical tissue treatment in the presence of electrically conductive fluid
DE10030111B4 (de) 2000-06-19 2008-07-10 Erbe Elektromedizin Gmbh Sondenelektrode
DE10351370B4 (de) 2003-11-04 2011-08-11 Erbe Elektromedizin GmbH, 72072 Instrument für die Plasma-Koagulation
EP1850780B1 (en) * 2005-02-11 2012-06-20 MacKay, Dale Victor An electrosurgical probe
US20070055226A1 (en) * 2005-07-14 2007-03-08 Garito Jon C Electrosurgical electrode with silver
US10448992B2 (en) 2010-10-22 2019-10-22 Arthrocare Corporation Electrosurgical system with device specific operational parameters
AU2012254836A1 (en) * 2011-05-09 2013-12-19 Ionmed Ltd Medical device for tissue welding using plasma
US20150038790A1 (en) * 2011-08-25 2015-02-05 Michael Rontal Method and apparatus for cold plasma treatment of internal organs
CN109152600A (zh) * 2016-02-19 2019-01-04 梅迪登特科技股份有限公司 采用等离子弧流的组织治疗
DE102016110705A1 (de) * 2016-06-10 2017-12-14 Olympus Winter & Ibe Gmbh Elektrochirurgisches Instrument, elektrochirurgisches System und Verfahren zur Herstellung eines elektrochirurgischen Instruments
GB201621748D0 (en) * 2016-12-20 2017-02-01 Gyrus Medical Ltd Electrosurgical apparatus

Also Published As

Publication number Publication date
JP2022540962A (ja) 2022-09-20
US20220280219A1 (en) 2022-09-08
EP4003203A1 (de) 2022-06-01
EP3769707A1 (de) 2021-01-27
US20220265336A1 (en) 2022-08-25
CN114126523A (zh) 2022-03-01
WO2021013847A1 (de) 2021-01-28
KR20220039730A (ko) 2022-03-29
KR20220039731A (ko) 2022-03-29
BR112021024172A2 (pt) 2022-03-22
WO2021013840A1 (de) 2021-01-28
WO2021013852A1 (de) 2021-01-28
JP2022541599A (ja) 2022-09-26
RU2020123442A (ru) 2022-01-17
BR112021024096A2 (pt) 2022-04-19
CN114126524A (zh) 2022-03-01
KR20220039732A (ko) 2022-03-29
US20220257302A1 (en) 2022-08-18
JP2022541066A (ja) 2022-09-21
EP4003202A1 (de) 2022-06-01
CN114126525A (zh) 2022-03-01

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