DE69423503D1 - Nicht-spektralfotometrische messung der konzentration von analyten sowie der optischen eigenschaften von objekten - Google Patents

Nicht-spektralfotometrische messung der konzentration von analyten sowie der optischen eigenschaften von objekten

Info

Publication number
DE69423503D1
DE69423503D1 DE69423503T DE69423503T DE69423503D1 DE 69423503 D1 DE69423503 D1 DE 69423503D1 DE 69423503 T DE69423503 T DE 69423503T DE 69423503 T DE69423503 T DE 69423503T DE 69423503 D1 DE69423503 D1 DE 69423503D1
Authority
DE
Germany
Prior art keywords
analyzes
objects
concentration
optical properties
photometric measurement
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.)
Expired - Fee Related
Application number
DE69423503T
Other languages
English (en)
Other versions
DE69423503T2 (de
Inventor
Myron J Block
Lester Sodickson
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.)
Optix Lp Jupiter Island Fla Us
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
Application granted granted Critical
Publication of DE69423503D1 publication Critical patent/DE69423503D1/de
Publication of DE69423503T2 publication Critical patent/DE69423503T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • A61B5/145—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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • A61B5/6813—Specially adapted to be attached to a specific body part
    • A61B5/6825—Hand
    • A61B5/6826—Finger
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • A61B5/683—Means for maintaining contact with the body
    • A61B5/6838—Clamps or clips
    • 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
    • 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
    • G01N21/359—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using near 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
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/4795—Scattering, i.e. diffuse reflection spatially resolved investigating of object in scattering medium
    • 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
    • G01N2021/3129—Determining multicomponents by multiwavelength light
    • G01N2021/3137—Determining multicomponents by multiwavelength light with selection of wavelengths after the sample
DE69423503T 1993-10-01 1994-09-26 Nicht-spektralfotometrische messung der konzentration von analyten sowie der optischen eigenschaften von objekten Expired - Fee Related DE69423503T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/130,257 US5434412A (en) 1992-07-15 1993-10-01 Non-spectrophotometric measurement of analyte concentrations and optical properties of objects
PCT/US1994/010836 WO1995010038A1 (en) 1993-10-01 1994-09-26 Non-spectrophotometric measurement of analyte concentrations and optical properties of objects

Publications (2)

Publication Number Publication Date
DE69423503D1 true DE69423503D1 (de) 2000-04-20
DE69423503T2 DE69423503T2 (de) 2000-06-29

Family

ID=22443825

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69423503T Expired - Fee Related DE69423503T2 (de) 1993-10-01 1994-09-26 Nicht-spektralfotometrische messung der konzentration von analyten sowie der optischen eigenschaften von objekten

Country Status (9)

Country Link
US (2) US5434412A (de)
EP (2) EP0967477A1 (de)
JP (1) JPH09503585A (de)
KR (1) KR100314296B1 (de)
AU (1) AU689137B2 (de)
CA (1) CA2173200C (de)
DE (1) DE69423503T2 (de)
ES (1) ES2145843T3 (de)
WO (1) WO1995010038A1 (de)

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DE69423503T2 (de) 2000-06-29
KR100314296B1 (ko) 2002-08-08
AU7842894A (en) 1995-05-01
ES2145843T3 (es) 2000-07-16
WO1995010038A1 (en) 1995-04-13
AU689137B2 (en) 1998-03-26
US5434412A (en) 1995-07-18
EP0721579A1 (de) 1996-07-17
CA2173200A1 (en) 1995-04-13
EP0967477A1 (de) 1999-12-29
JPH09503585A (ja) 1997-04-08
EP0721579B1 (de) 2000-03-15
US5818044A (en) 1998-10-06
CA2173200C (en) 2003-12-30

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