DE69328783T2 - Verfahren für direkte spektrophotometrische messungen in unverändertem blut - Google Patents

Verfahren für direkte spektrophotometrische messungen in unverändertem blut

Info

Publication number
DE69328783T2
DE69328783T2 DE69328783T DE69328783T DE69328783T2 DE 69328783 T2 DE69328783 T2 DE 69328783T2 DE 69328783 T DE69328783 T DE 69328783T DE 69328783 T DE69328783 T DE 69328783T DE 69328783 T2 DE69328783 T2 DE 69328783T2
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DE
Germany
Prior art keywords
spectrophotometric measurements
direct spectrophotometric
unchanged blood
unchanged
blood
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 - Lifetime
Application number
DE69328783T
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English (en)
Other versions
DE69328783D1 (de
Inventor
P Shepherd
M Steinke
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.)
University of Texas System
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University of Texas System
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 University of Texas System filed Critical University of Texas System
Publication of DE69328783D1 publication Critical patent/DE69328783D1/de
Application granted granted Critical
Publication of DE69328783T2 publication Critical patent/DE69328783T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • G01N33/72—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving blood pigments, e.g. haemoglobin, bilirubin or other porphyrins; involving occult blood
    • 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
    • G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
    • G01N2021/3148—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths using three or more wavelengths
DE69328783T 1992-09-29 1993-09-27 Verfahren für direkte spektrophotometrische messungen in unverändertem blut Expired - Lifetime DE69328783T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/953,680 US6262798B1 (en) 1992-09-29 1992-09-29 Method and apparatus for direct spectrophotometric measurements in unaltered whole blood
PCT/US1993/009154 WO1994008237A1 (en) 1992-09-29 1993-09-27 Method and apparatus for direct spectrophotometric measurements in unaltered whole blood

Publications (2)

Publication Number Publication Date
DE69328783D1 DE69328783D1 (de) 2000-07-06
DE69328783T2 true DE69328783T2 (de) 2000-09-21

Family

ID=25494388

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69328783T Expired - Lifetime DE69328783T2 (de) 1992-09-29 1993-09-27 Verfahren für direkte spektrophotometrische messungen in unverändertem blut

Country Status (6)

Country Link
US (4) US6262798B1 (de)
EP (1) EP0663070B1 (de)
AU (1) AU5141093A (de)
DE (1) DE69328783T2 (de)
DK (1) DK0663070T3 (de)
WO (1) WO1994008237A1 (de)

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WO1994008237A1 (en) 1994-04-14
EP0663070A1 (de) 1995-07-19
EP0663070B1 (de) 2000-05-31
US20060203225A1 (en) 2006-09-14
AU5141093A (en) 1994-04-26
DK0663070T3 (da) 2000-10-02
EP0663070A4 (en) 1995-08-30
US6262798B1 (en) 2001-07-17
US6519025B2 (en) 2003-02-11
US20020041371A1 (en) 2002-04-11
US20030202170A1 (en) 2003-10-30
US7075628B2 (en) 2006-07-11
DE69328783D1 (de) 2000-07-06

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