FR2531854B1 - - Google Patents

Info

Publication number
FR2531854B1
FR2531854B1 FR8214479A FR8214479A FR2531854B1 FR 2531854 B1 FR2531854 B1 FR 2531854B1 FR 8214479 A FR8214479 A FR 8214479A FR 8214479 A FR8214479 A FR 8214479A FR 2531854 B1 FR2531854 B1 FR 2531854B1
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
FR8214479A
Other versions
FR2531854A1 (fr
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.)
Galderma Research and Development SNC
Original Assignee
Centre International de Recherches Dermatologiques Galderma
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 Centre International de Recherches Dermatologiques Galderma filed Critical Centre International de Recherches Dermatologiques Galderma
Priority to FR8214479A priority Critical patent/FR2531854A1/fr
Publication of FR2531854A1 publication Critical patent/FR2531854A1/fr
Application granted granted Critical
Publication of FR2531854B1 publication Critical patent/FR2531854B1/fr
Granted 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
    • A61B5/44—Detecting, measuring or recording for evaluating the integumentary system, e.g. skin, hair or nails
    • A61B5/441—Skin evaluation, e.g. for skin disorder diagnosis
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
    • 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
    • A61B5/0261—Measuring blood flow using optical means, e.g. infrared light
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7235—Details of waveform analysis
    • A61B5/7253—Details of waveform analysis characterised by using transforms
    • A61B5/7257—Details of waveform analysis characterised by using transforms using Fourier transforms

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Physiology (AREA)
  • Hematology (AREA)
  • Cardiology (AREA)
  • Dermatology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
FR8214479A 1982-08-23 1982-08-23 Appareil de mesure non invasive de la vitesse moyenne du courant sanguin dans des tissus vivants Granted FR2531854A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8214479A FR2531854A1 (fr) 1982-08-23 1982-08-23 Appareil de mesure non invasive de la vitesse moyenne du courant sanguin dans des tissus vivants

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8214479A FR2531854A1 (fr) 1982-08-23 1982-08-23 Appareil de mesure non invasive de la vitesse moyenne du courant sanguin dans des tissus vivants

Publications (2)

Publication Number Publication Date
FR2531854A1 FR2531854A1 (fr) 1984-02-24
FR2531854B1 true FR2531854B1 (fr) 1985-03-08

Family

ID=9277005

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8214479A Granted FR2531854A1 (fr) 1982-08-23 1982-08-23 Appareil de mesure non invasive de la vitesse moyenne du courant sanguin dans des tissus vivants

Country Status (1)

Country Link
FR (1) FR2531854A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4608990A (en) * 1983-09-12 1986-09-02 Elings Virgil B Measuring skin perfusion
DE69025950T2 (de) * 1989-10-31 1996-09-05 Gert Nilsson Anordnung und verfahren zum messen und darstellen von flüssigkeitsströmen, insbesondere der blutströmung durch ein körperorgan
JP3313841B2 (ja) * 1993-09-24 2002-08-12 興和株式会社 血流測定装置
US5501226A (en) * 1994-10-19 1996-03-26 Carl Zeiss, Inc. Short coherence length, doppler velocimetry system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3511227A (en) * 1967-02-27 1970-05-12 Univ Utah Measurement of blood flow using coherent radiation and doppler effect
US4029085A (en) * 1976-03-26 1977-06-14 Purdue Research Foundation Method for determining bilirubin concentration from skin reflectance
GB1564315A (en) * 1976-04-01 1980-04-10 Secr Defence Method and apparatus for measuring retinal blood flow

Also Published As

Publication number Publication date
FR2531854A1 (fr) 1984-02-24

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Legal Events

Date Code Title Description
ST Notification of lapse