DE2447105C3 - Oszillator für ein Hochfrequenz-Chirurgiegerät - Google Patents

Oszillator für ein Hochfrequenz-Chirurgiegerät

Info

Publication number
DE2447105C3
DE2447105C3 DE19742447105 DE2447105A DE2447105C3 DE 2447105 C3 DE2447105 C3 DE 2447105C3 DE 19742447105 DE19742447105 DE 19742447105 DE 2447105 A DE2447105 A DE 2447105A DE 2447105 C3 DE2447105 C3 DE 2447105C3
Authority
DE
Germany
Prior art keywords
oscillator
transformer
core
transistor
surgical device
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
Application number
DE19742447105
Other languages
German (de)
English (en)
Other versions
DE2447105B2 (de
DE2447105A1 (de
Inventor
Juergen 6940 Weinheim Seiberling
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Priority to DE19742447105 priority Critical patent/DE2447105C3/de
Priority to GB3749475A priority patent/GB1518155A/en
Priority to IT2762375A priority patent/IT1042848B/it
Priority to FR7529895A priority patent/FR2286661A1/fr
Publication of DE2447105A1 publication Critical patent/DE2447105A1/de
Publication of DE2447105B2 publication Critical patent/DE2447105B2/de
Application granted granted Critical
Publication of DE2447105C3 publication Critical patent/DE2447105C3/de
Expired 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
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
    • H02H5/04—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature
    • H02H5/047—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature using a temperature responsive switch
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/20—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for electronic equipment
    • 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
    • A61B2018/0066—Sensing and controlling the application of energy without feedback, i.e. open loop control

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Surgery (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)
  • Power Engineering (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
DE19742447105 1974-10-02 1974-10-02 Oszillator für ein Hochfrequenz-Chirurgiegerät Expired DE2447105C3 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE19742447105 DE2447105C3 (de) 1974-10-02 1974-10-02 Oszillator für ein Hochfrequenz-Chirurgiegerät
GB3749475A GB1518155A (en) 1974-10-02 1975-09-11 Highfrequency oscillator
IT2762375A IT1042848B (it) 1974-10-02 1975-09-25 Oscillatore per un apparecchio chiburgioc ad alta frequenza
FR7529895A FR2286661A1 (fr) 1974-10-02 1975-09-30 Oscillateur pour un appareil de chirurgie a haute frequence

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742447105 DE2447105C3 (de) 1974-10-02 1974-10-02 Oszillator für ein Hochfrequenz-Chirurgiegerät

Publications (3)

Publication Number Publication Date
DE2447105A1 DE2447105A1 (de) 1976-04-08
DE2447105B2 DE2447105B2 (de) 1978-08-24
DE2447105C3 true DE2447105C3 (de) 1979-04-19

Family

ID=5927378

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19742447105 Expired DE2447105C3 (de) 1974-10-02 1974-10-02 Oszillator für ein Hochfrequenz-Chirurgiegerät

Country Status (4)

Country Link
DE (1) DE2447105C3 (enExample)
FR (1) FR2286661A1 (enExample)
GB (1) GB1518155A (enExample)
IT (1) IT1042848B (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104764964B (zh) * 2015-04-21 2018-04-10 华北电力大学 大容量高频电力变压器分析方法及装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2852653A (en) * 1956-08-17 1958-09-16 Collins Radio Co Ferrite heater and heat sensor
FR1358687A (fr) * 1963-04-03 1964-04-17 Du Pont Transducteur sensible aux changements de température, de pression et de champ magnétique
DE1763346C3 (de) * 1968-05-09 1974-06-06 Siemens Ag, 1000 Berlin Und 8000 Muenchen Schaltungsanordnung zur Überlastungssicherung für elektronische Relaisanordnungen
DE2158624A1 (de) * 1971-11-26 1973-05-30 Olympia Werke Ag Schaltungsanordnung zur konstanthaltung einer temperatur

Also Published As

Publication number Publication date
FR2286661B1 (enExample) 1978-06-23
FR2286661A1 (fr) 1976-04-30
GB1518155A (en) 1978-07-19
DE2447105B2 (de) 1978-08-24
IT1042848B (it) 1980-01-30
DE2447105A1 (de) 1976-04-08

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee