DE20010155U1 - Endoscopic flexible high-frequency probe - Google Patents

Endoscopic flexible high-frequency probe

Info

Publication number
DE20010155U1
DE20010155U1 DE20010155U DE20010155U DE20010155U1 DE 20010155 U1 DE20010155 U1 DE 20010155U1 DE 20010155 U DE20010155 U DE 20010155U DE 20010155 U DE20010155 U DE 20010155U DE 20010155 U1 DE20010155 U1 DE 20010155U1
Authority
DE
Germany
Prior art keywords
efhfs
probe
frequency
flexible high
endoscopic
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.)
Expired - Lifetime
Application number
DE20010155U
Other languages
German (de)
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.)
HARMS JENS HINRICH
Original Assignee
HARMS JENS HINRICH
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 HARMS JENS HINRICH filed Critical HARMS JENS HINRICH
Priority to DE20010155U priority Critical patent/DE20010155U1/en
Publication of DE20010155U1 publication Critical patent/DE20010155U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • A61B2018/00053—Mechanical features of the instrument of device
    • A61B2018/00059—Material properties
    • A61B2018/00065—Material properties porous
    • 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
    • A61B2018/00482—Digestive 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
    • A61B2018/00529—Liver
    • A61B2018/00535—Biliary tract
    • 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
    • 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
    • A61B2018/1246—Generators therefor characterised by the output polarity
    • A61B2018/1253—Generators therefor characterised by the output polarity monopolar
    • 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
    • A61B2018/1472—Probes or electrodes therefor for use with liquid electrolyte, e.g. virtual electrodes

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (3)

1. Flexible-Hochfrequenzthermotherapie-Sonde (EFHFS) zur monopolaren Therapie von Gallenwegeserkrankungen geführt durch ein medizinisches Endoskop, dadurch gekennzeichnet, dass das Sondeninstrumentarium durch den Arbeitskanal eines Endoskops geführt werden kann (5.1; 5.2) und in seiner Materialeigenschaft die erforderliche Elastizität und Biegsamkeit aufweist (3), das der nicht aktive Anteil der EFHFS mit einer elektrischen Isolierung versehen ist (3), die aktive Elektrode nicht elektrisch isoliert und mit Mikroperforationen (4, 4.1) zur Ermöglichung einer physiologischen Kochsalzperfusion über das in sich hohle Sondenlumen (4.3) gestaltet ist (1).1.Flexible high-frequency thermotherapy probe (EFHFS) for monopolar therapy of biliary tract diseases guided by a medical endoscope, characterized in that the probe instruments can be guided through the working channel of an endoscope ( 5.1 ; 5.2 ) and the material properties show the required elasticity and flexibility ( 3 ) that the inactive part of the EFHFS is provided with electrical insulation ( 3 ), the active electrode is not electrically insulated and designed with microperforations ( 4 , 4.1 ) to enable physiological saline perfusion via the hollow probe lumen ( 4.3 ) is ( 1 ). 2. Endoskopisch-Flexible-Hochfrequenzthermotherapie-Sonde (EFHFS) die nach Schutzanspruch 1 durch einen endoskopisch retrograden Cholangiographiekatheter (ERC- Katheter), (6) via Arbeitskanal des Endoskop als Führungsmodul im Gallengang platziert werden kann.2. Endoscopic flexible high-frequency thermotherapy probe (EFHFS) which, according to protection claim 1, can be placed in the bile duct as a guide module by means of an endoscopic retrograde cholangiography catheter (ERC catheter), ( 6 ) via the working channel of the endoscope. 3. Endoskopisch-Flexible-Höchfrequenzthermotherapie-Sonde (EFHFS) die nach Schutzanspruch 1 betrieben durch einen Hochfrequenzgenerator (2 und 2.1) zwischen der intracorporal plazierten Aktivelektrode (4) und der extrakorporalen angebrachten Neutralelektrode (2.2) ein elektrisch und biologisch aktives Hochfrequenzfeld aufbaut.3. Endoscopic flexible high-frequency thermotherapy probe (EFHFS) which, according to claim 1, is operated by a high-frequency generator ( 2 and 2.1 ) between the intracorporeally placed active electrode ( 4 ) and the extracorporeal neutral electrode ( 2.2 ), which builds up an electrically and biologically active high-frequency field.
DE20010155U 2000-06-07 2000-06-07 Endoscopic flexible high-frequency probe Expired - Lifetime DE20010155U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE20010155U DE20010155U1 (en) 2000-06-07 2000-06-07 Endoscopic flexible high-frequency probe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE20010155U DE20010155U1 (en) 2000-06-07 2000-06-07 Endoscopic flexible high-frequency probe

Publications (1)

Publication Number Publication Date
DE20010155U1 true DE20010155U1 (en) 2000-10-12

Family

ID=7942548

Family Applications (1)

Application Number Title Priority Date Filing Date
DE20010155U Expired - Lifetime DE20010155U1 (en) 2000-06-07 2000-06-07 Endoscopic flexible high-frequency probe

Country Status (1)

Country Link
DE (1) DE20010155U1 (en)

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Legal Events

Date Code Title Description
R086 Non-binding declaration of licensing interest
R207 Utility model specification

Effective date: 20001116

R156 Lapse of ip right after 3 years

Effective date: 20031231