AT42673T - Spectrophotometric geraet bloodless determination of glucose in living tissue. - Google Patents

Spectrophotometric geraet bloodless determination of glucose in living tissue.

Info

Publication number
AT42673T
AT42673T AT84810212T AT84810212T AT42673T AT 42673 T AT42673 T AT 42673T AT 84810212 T AT84810212 T AT 84810212T AT 84810212 T AT84810212 T AT 84810212T AT 42673 T AT42673 T AT 42673T
Authority
AT
Austria
Prior art keywords
geraet
bloodless
spectrophotometric
glucose
determination
Prior art date
Application number
AT84810212T
Other languages
German (de)
Inventor
Claus Daehne
Daniel Cross
Original Assignee
Kurashiki Boseki Kk
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 Kurashiki Boseki Kk filed Critical Kurashiki Boseki Kk
Priority to EP19840810212 priority Critical patent/EP0160768B1/en
Publication of AT42673T publication Critical patent/AT42673T/en

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Detecting, measuring or recording for diagnostic purposes; Identification of persons
    • A61B5/145Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
    • A61B5/1455Measuring 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
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Detecting, measuring or recording for diagnostic purposes; Identification of persons
    • A61B5/145Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
    • A61B5/14532Measuring 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
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible or ultra-violet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/314Investigating 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
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/28Investigating the spectrum
    • G01J3/42Absorption spectrometry; Double beam spectrometry; Flicker spectrometry; Reflection spectrometry
    • G01J3/427Dual wavelengths spectrometry
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible or ultra-violet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47Scattering, i.e. diffuse reflection
    • G01N21/4738Diffuse reflection, e.g. also for testing fluids, fibrous materials
    • G01N21/474Details of optical heads therefor, e.g. using optical fibres
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00Features of devices classified in G01N21/00
    • G01N2201/06Illumination; Optics
    • G01N2201/065Integrating spheres
AT84810212T 1984-05-04 1984-05-04 Spectrophotometric geraet bloodless determination of glucose in living tissue. AT42673T (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP19840810212 EP0160768B1 (en) 1984-05-04 1984-05-04 Spectrophotometric apparatus for the non-invasive determination of glucose in body tissues

Publications (1)

Publication Number Publication Date
AT42673T true AT42673T (en) 1989-05-15

Family

ID=8193015

Family Applications (1)

Application Number Title Priority Date Filing Date
AT84810212T AT42673T (en) 1984-05-04 1984-05-04 Spectrophotometric geraet bloodless determination of glucose in living tissue.

Country Status (5)

Country Link
EP (1) EP0160768B1 (en)
JP (1) JPH0347099B2 (en)
AT (1) AT42673T (en)
CA (1) CA1247397A (en)
DE (1) DE3477991D1 (en)

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Also Published As

Publication number Publication date
DE3477991D1 (en) 1989-06-08
EP0160768A1 (en) 1985-11-13
JPH0347099B2 (en) 1991-07-18
CA1247397A1 (en)
JPS60236631A (en) 1985-11-25
EP0160768B1 (en) 1989-05-03
CA1247397A (en) 1988-12-27

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