FR2186652B3 - - Google Patents

Info

Publication number
FR2186652B3
FR2186652B3 FR7219577A FR7219577A FR2186652B3 FR 2186652 B3 FR2186652 B3 FR 2186652B3 FR 7219577 A FR7219577 A FR 7219577A FR 7219577 A FR7219577 A FR 7219577A FR 2186652 B3 FR2186652 B3 FR 2186652B3
Authority
FR
France
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
FR7219577A
Other languages
French (fr)
Other versions
FR2186652A1 (fi
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7219577A priority Critical patent/FR2186652B3/fr
Publication of FR2186652A1 publication Critical patent/FR2186652A1/fr
Application granted granted Critical
Publication of FR2186652B3 publication Critical patent/FR2186652B3/fr
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A61B5/026—Measuring blood flow
    • A61B5/0295—Measuring blood flow using plethysmography, i.e. measuring the variations in the volume of a body part as modified by the circulation of blood therethrough, e.g. impedance plethysmography
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
    • G01R35/005—Calibrating; Standards or reference devices, e.g. voltage or resistance standards, "golden" references
    • 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 
    • A61B5/053—Measuring electrical impedance or conductance of a portion of the body
    • A61B5/0535—Impedance plethysmography
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R17/00—Measuring arrangements involving comparison with a reference value, e.g. bridge
    • G01R17/10—AC or DC measuring bridges
    • G01R17/105—AC or DC measuring bridges for measuring impedance or resistance
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Molecular Biology (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Public Health (AREA)
  • Surgery (AREA)
  • Hematology (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Cardiology (AREA)
  • Physiology (AREA)
FR7219577A 1972-05-31 1972-05-31 Expired FR2186652B3 (fi)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7219577A FR2186652B3 (fi) 1972-05-31 1972-05-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7219577A FR2186652B3 (fi) 1972-05-31 1972-05-31

Publications (2)

Publication Number Publication Date
FR2186652A1 FR2186652A1 (fi) 1974-01-11
FR2186652B3 true FR2186652B3 (fi) 1975-08-08

Family

ID=9099438

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7219577A Expired FR2186652B3 (fi) 1972-05-31 1972-05-31

Country Status (1)

Country Link
FR (1) FR2186652B3 (fi)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4041382A (en) * 1976-08-16 1977-08-09 The Sippican Corporation Calibrating a measurement system including bridge circuit
FI106529B (fi) * 1995-05-26 2001-02-28 Instrumentarium Oy Menetelmä potilaan hengityksen tarkkailemiseksi

Also Published As

Publication number Publication date
FR2186652A1 (fi) 1974-01-11

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Legal Events

Date Code Title Description
ST Notification of lapse