DE3120102A1 - Anordnung zur hochfrequenzkoagulation von eiweiss fuer chirurgische zwecke - Google Patents

Anordnung zur hochfrequenzkoagulation von eiweiss fuer chirurgische zwecke

Info

Publication number
DE3120102A1
DE3120102A1 DE19813120102 DE3120102A DE3120102A1 DE 3120102 A1 DE3120102 A1 DE 3120102A1 DE 19813120102 DE19813120102 DE 19813120102 DE 3120102 A DE3120102 A DE 3120102A DE 3120102 A1 DE3120102 A1 DE 3120102A1
Authority
DE
Germany
Prior art keywords
arrangement according
value
impedance
differential quotient
frequency power
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.)
Granted
Application number
DE19813120102
Other languages
German (de)
English (en)
Other versions
DE3120102C2 (enExample
Inventor
Rainer Ing.(grad.) Dr.med. 7800 Freiburg Koch
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.)
Leibinger GmbH
Original Assignee
FL Fischer GmbH and Co
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 FL Fischer GmbH and Co filed Critical FL Fischer GmbH and Co
Priority to DE19813120102 priority Critical patent/DE3120102A1/de
Priority to US06/377,932 priority patent/US4474179A/en
Publication of DE3120102A1 publication Critical patent/DE3120102A1/de
Application granted granted Critical
Publication of DE3120102C2 publication Critical patent/DE3120102C2/de
Granted 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
    • A61B18/1206—Generators therefor
    • 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
    • A61B2018/00773—Sensed parameters
    • A61B2018/00875—Resistance or impedance

Landscapes

  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Molecular Biology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Plasma & Fusion (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Otolaryngology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Surgical Instruments (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
DE19813120102 1981-05-20 1981-05-20 Anordnung zur hochfrequenzkoagulation von eiweiss fuer chirurgische zwecke Granted DE3120102A1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE19813120102 DE3120102A1 (de) 1981-05-20 1981-05-20 Anordnung zur hochfrequenzkoagulation von eiweiss fuer chirurgische zwecke
US06/377,932 US4474179A (en) 1981-05-20 1982-05-13 Method and apparatus for the high frequency coagulation of protein for surgical purposes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813120102 DE3120102A1 (de) 1981-05-20 1981-05-20 Anordnung zur hochfrequenzkoagulation von eiweiss fuer chirurgische zwecke

Publications (2)

Publication Number Publication Date
DE3120102A1 true DE3120102A1 (de) 1982-12-09
DE3120102C2 DE3120102C2 (enExample) 1987-08-20

Family

ID=6132818

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19813120102 Granted DE3120102A1 (de) 1981-05-20 1981-05-20 Anordnung zur hochfrequenzkoagulation von eiweiss fuer chirurgische zwecke

Country Status (2)

Country Link
US (1) US4474179A (enExample)
DE (1) DE3120102A1 (enExample)

Cited By (298)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3420339A1 (de) * 1983-05-31 1985-01-17 Berchtold Medizin-Elektronik GmbH & Co, 7200 Tuttlingen Verfahren zur steuerung einer hochfrequenzchirurgie-koagulationsvorrichtung und hochfrequenzchirurgie-koagulationsvorrichtung zur ausfuehrung dieses verfahrens
EP0136855A3 (en) * 1983-09-13 1986-07-30 Valleylab, Inc. Electrosurgical generator
DE3511107A1 (de) * 1985-03-27 1986-10-02 Fischer MET GmbH, 7800 Freiburg Vorrichtung zur bipolaren hochfrequenzkoagulation von biologischem gewebe
DE3510586A1 (de) * 1985-03-23 1986-10-02 Erbe Elektromedizin GmbH, 7400 Tübingen Kontrolleinrichtung fuer ein hochfrequenz-chirurgiegeraet
DE3604823A1 (de) * 1986-02-15 1987-08-27 Flachenecker Gerhard Hochfrequenzgenerator mit automatischer leistungsregelung fuer die hochfrequenzchirurgie
EP0253012A1 (de) * 1986-07-17 1988-01-20 Erbe Elektromedizin GmbH. Hochfrequenz-Chirurgiegerät für die thermische Koagulation biologischer Gewebe
EP0423757A1 (en) * 1989-10-18 1991-04-24 Aloka Co. Ltd. Electrosurgical unit
WO1993003677A3 (de) * 1991-08-12 1993-04-15 Flachenecker Hildegard & Lf Hochfrequenzchirurgiegenerator zum schneiden von geweben
EP0556705A1 (de) * 1992-02-20 1993-08-25 DELMA ELEKTRO-UND MEDIZINISCHE APPARATEBAU GESELLSCHAFT mbH Hochfrequenzschirurgiegerät
EP0558317A3 (en) * 1992-02-27 1993-12-22 G2 Design Ltd Cauterising apparatus
US5496312A (en) * 1993-10-07 1996-03-05 Valleylab Inc. Impedance and temperature generator control
US5514129A (en) * 1993-12-03 1996-05-07 Valleylab Inc. Automatic bipolar control for an electrosurgical generator
EP0703461A3 (en) * 1994-09-23 1997-11-12 Ethicon Endo-Surgery, Inc. Impedance feedback monitor for electrosurgical instrument
EP0812576A1 (de) * 1996-06-14 1997-12-17 Gebr. Berchtold GmbH & Co. Elektrochirurgischer Hochfrequenz-Generator
US6210403B1 (en) 1993-10-07 2001-04-03 Sherwood Services Ag Automatic control for energy from an electrosurgical generator
DE102004041681A1 (de) * 2004-08-20 2006-02-23 Celon Ag Medical Instruments Vorrichtung zum elektrochirurgischen Veröden von Körpergewebe
EP1810634A1 (en) * 2006-01-24 2007-07-25 Sherwood Services AG System for tissue sealing
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