FR2277347A1 - Montage permettant de detecter des variations de l'impedance d'objets biologiques et, en particulier, de tissus vivants et appareil de mesure automatique de ces variations - Google Patents

Montage permettant de detecter des variations de l'impedance d'objets biologiques et, en particulier, de tissus vivants et appareil de mesure automatique de ces variations

Info

Publication number
FR2277347A1
FR2277347A1 FR7422956A FR7422956A FR2277347A1 FR 2277347 A1 FR2277347 A1 FR 2277347A1 FR 7422956 A FR7422956 A FR 7422956A FR 7422956 A FR7422956 A FR 7422956A FR 2277347 A1 FR2277347 A1 FR 2277347A1
Authority
FR
France
Prior art keywords
cct
esp
membranes
biological object
impedance changes
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
FR7422956A
Other languages
English (en)
French (fr)
Other versions
FR2277347B1 (2
Inventor
Jiri Vrana
Jaroslav Setka
Milan Cervencl
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.)
VYVOJOVA A PROVOZNI ZAKLADNO
Original Assignee
VYVOJOVA A PROVOZNI ZAKLADNO
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 VYVOJOVA A PROVOZNI ZAKLADNO filed Critical VYVOJOVA A PROVOZNI ZAKLADNO
Priority to FR7422956A priority Critical patent/FR2277347A1/fr
Publication of FR2277347A1 publication Critical patent/FR2277347A1/fr
Application granted granted Critical
Publication of FR2277347B1 publication Critical patent/FR2277347B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/16—Measuring impedance of element or network through which a current is passing from another source, e.g. cable, power line
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • General Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
FR7422956A 1974-07-02 1974-07-02 Montage permettant de detecter des variations de l'impedance d'objets biologiques et, en particulier, de tissus vivants et appareil de mesure automatique de ces variations Granted FR2277347A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7422956A FR2277347A1 (fr) 1974-07-02 1974-07-02 Montage permettant de detecter des variations de l'impedance d'objets biologiques et, en particulier, de tissus vivants et appareil de mesure automatique de ces variations

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7422956A FR2277347A1 (fr) 1974-07-02 1974-07-02 Montage permettant de detecter des variations de l'impedance d'objets biologiques et, en particulier, de tissus vivants et appareil de mesure automatique de ces variations

Publications (2)

Publication Number Publication Date
FR2277347A1 true FR2277347A1 (fr) 1976-01-30
FR2277347B1 FR2277347B1 (2) 1981-08-07

Family

ID=9140768

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7422956A Granted FR2277347A1 (fr) 1974-07-02 1974-07-02 Montage permettant de detecter des variations de l'impedance d'objets biologiques et, en particulier, de tissus vivants et appareil de mesure automatique de ces variations

Country Status (1)

Country Link
FR (1) FR2277347A1 (2)

Also Published As

Publication number Publication date
FR2277347B1 (2) 1981-08-07

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Legal Events

Date Code Title Description
ST Notification of lapse