DK0682494T3 - Ikke-invasivt, pulseret infrarød-spektrometer - Google Patents

Ikke-invasivt, pulseret infrarød-spektrometer

Info

Publication number
DK0682494T3
DK0682494T3 DK94906630T DK94906630T DK0682494T3 DK 0682494 T3 DK0682494 T3 DK 0682494T3 DK 94906630 T DK94906630 T DK 94906630T DK 94906630 T DK94906630 T DK 94906630T DK 0682494 T3 DK0682494 T3 DK 0682494T3
Authority
DK
Denmark
Prior art keywords
energy
bursts
pulses
finger
infrared
Prior art date
Application number
DK94906630T
Other languages
Danish (da)
English (en)
Inventor
James R Braig
Daniel S Goldberger
Original Assignee
James R Braig
Daniel S Goldberger
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 James R Braig, Daniel S Goldberger filed Critical James R Braig
Application granted granted Critical
Publication of DK0682494T3 publication Critical patent/DK0682494T3/da

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
    • A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
    • A61B5/14532—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue for measuring glucose, e.g. by tissue impedance measurement
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
    • A61B5/14546—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue for measuring analytes not otherwise provided for, e.g. ions, cytochromes
    • 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
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • 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
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3581—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using far infrared light; using Terahertz radiation

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Optics & Photonics (AREA)
  • General Health & Medical Sciences (AREA)
  • Biophysics (AREA)
  • Veterinary Medicine (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Emergency Medicine (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Dental Preparations (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
DK94906630T 1993-01-28 1994-01-21 Ikke-invasivt, pulseret infrarød-spektrometer DK0682494T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/010,634 US5313941A (en) 1993-01-28 1993-01-28 Noninvasive pulsed infrared spectrophotometer
PCT/US1994/000489 WO1994016614A1 (fr) 1993-01-28 1994-01-21 Spectrophotometre a infrarouge pulse non invasif

Publications (1)

Publication Number Publication Date
DK0682494T3 true DK0682494T3 (da) 2002-07-29

Family

ID=21746650

Family Applications (1)

Application Number Title Priority Date Filing Date
DK94906630T DK0682494T3 (da) 1993-01-28 1994-01-21 Ikke-invasivt, pulseret infrarød-spektrometer

Country Status (11)

Country Link
US (1) US5313941A (fr)
EP (1) EP0682494B1 (fr)
JP (1) JP3452065B2 (fr)
AT (1) ATE215796T1 (fr)
AU (1) AU675827B2 (fr)
CA (1) CA2153994C (fr)
DE (1) DE69430366T2 (fr)
DK (1) DK0682494T3 (fr)
ES (1) ES2174871T3 (fr)
PT (1) PT682494E (fr)
WO (1) WO1994016614A1 (fr)

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ATE215796T1 (de) 2002-04-15
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JPH08505798A (ja) 1996-06-25
AU675827B2 (en) 1997-02-20
PT682494E (pt) 2002-09-30
US5313941A (en) 1994-05-24
CA2153994C (fr) 2004-05-11
EP0682494A1 (fr) 1995-11-22

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