IT1093016B - APPARATUS FOR DETERMINING THE QUANTITY OF SEBUM SECRET FROM THE SKIN OF A SUBJECT - Google Patents

APPARATUS FOR DETERMINING THE QUANTITY OF SEBUM SECRET FROM THE SKIN OF A SUBJECT

Info

Publication number
IT1093016B
IT1093016B IT6934277A IT6934277A IT1093016B IT 1093016 B IT1093016 B IT 1093016B IT 6934277 A IT6934277 A IT 6934277A IT 6934277 A IT6934277 A IT 6934277A IT 1093016 B IT1093016 B IT 1093016B
Authority
IT
Italy
Prior art keywords
sebum
secret
skin
subject
determining
Prior art date
Application number
IT6934277A
Other languages
Italian (it)
Inventor
Jean Luc Leveque
Gilbert Gras
Original Assignee
Oreal
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
Priority claimed from FR7631524A external-priority patent/FR2368708A1/en
Priority claimed from FR7729193A external-priority patent/FR2404845A2/en
Application filed by Oreal filed Critical Oreal
Application granted granted Critical
Publication of IT1093016B publication Critical patent/IT1093016B/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/255—Details, e.g. use of specially adapted sources, lighting or optical systems

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Biophysics (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Biochemistry (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
IT6934277A 1976-10-20 1977-10-19 APPARATUS FOR DETERMINING THE QUANTITY OF SEBUM SECRET FROM THE SKIN OF A SUBJECT IT1093016B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7631524A FR2368708A1 (en) 1976-10-20 1976-10-20 Determining secretion of sebum in skin - has fixed frequency light from LED shining onto ground glass screen contacting skin with reflected light measured and compared with standard
FR7729193A FR2404845A2 (en) 1977-09-28 1977-09-28 Determining secretion of sebum in skin - has fixed frequency light from LED shining onto ground glass screen contacting skin with reflected light measured and compared with standard

Publications (1)

Publication Number Publication Date
IT1093016B true IT1093016B (en) 1985-07-19

Family

ID=26219682

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6934277A IT1093016B (en) 1976-10-20 1977-10-19 APPARATUS FOR DETERMINING THE QUANTITY OF SEBUM SECRET FROM THE SKIN OF A SUBJECT

Country Status (3)

Country Link
DE (1) DE2746994A1 (en)
GB (1) GB1590598A (en)
IT (1) IT1093016B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2480461B1 (en) * 1980-04-09 1986-09-26 Oreal APPARATUS FOR MARKING BY CLASS OF THE QUANTITY OF FAT PRODUCTS ON THE SURFACE OF A SKIN
FR2890310B1 (en) 2005-09-06 2009-04-03 Sederma Soc Par Actions Simpli USE OF PROTOBERBERINS AS AGENTS REGULATING THE ACTIVITY OF THE PILOSEBACEE UNIT

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2102628A5 (en) * 1970-08-12 1972-04-07 Compteurs Comp D
US3746451A (en) * 1971-11-26 1973-07-17 Ibm Highly reliable strip width gauge
DE2353224A1 (en) * 1973-10-24 1975-05-07 Karlheinz Schrader Human skin fat content measurement - using light reflected from plastics foil applied against skin by mirror to photocell
DE2535686A1 (en) * 1975-08-09 1977-02-10 Freudenberg Carl Fa METHOD OF LIGHT GAP TESTING OF LIP SEALS MADE OF ELASTOMERS

Also Published As

Publication number Publication date
DE2746994C2 (en) 1992-01-09
GB1590598A (en) 1981-06-03
DE2746994A1 (en) 1978-06-08

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19961025