DE59507189D1 - Verfahren und vorrichtung zur bestimmung eines analyten in einer biologischen probe - Google Patents

Verfahren und vorrichtung zur bestimmung eines analyten in einer biologischen probe

Info

Publication number
DE59507189D1
DE59507189D1 DE59507189T DE59507189T DE59507189D1 DE 59507189 D1 DE59507189 D1 DE 59507189D1 DE 59507189 T DE59507189 T DE 59507189T DE 59507189 T DE59507189 T DE 59507189T DE 59507189 D1 DE59507189 D1 DE 59507189D1
Authority
DE
Germany
Prior art keywords
light
detection
measurement
biological sample
pct
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
DE59507189T
Other languages
English (en)
Inventor
Matthias Essenpreis
Dirk Boecker
Heinz-Michael Hein
Hans-Peter Haar
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.)
Roche Diagnostics GmbH
Original Assignee
Roche Diagnostics GmbH
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 PCT/DE1994/001290 external-priority patent/WO1995012348A1/de
Application filed by Roche Diagnostics GmbH filed Critical Roche Diagnostics GmbH
Priority claimed from PCT/DE1995/000593 external-priority patent/WO1995032416A1/de
Application granted granted Critical
Publication of DE59507189D1 publication Critical patent/DE59507189D1/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
    • 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
    • G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
    • A61B2562/02—Details of sensors specially adapted for in-vivo measurements
    • A61B2562/0233—Special features of optical sensors or probes classified in A61B5/00
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
    • A61B2562/02—Details of sensors specially adapted for in-vivo measurements
    • A61B2562/0233—Special features of optical sensors or probes classified in A61B5/00
    • A61B2562/0242—Special features of optical sensors or probes classified in A61B5/00 for varying or adjusting the optical path length in the tissue
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
    • A61B2562/04—Arrangements of multiple sensors of the same type
    • A61B2562/043—Arrangements of multiple sensors of the same type in a linear array
DE59507189T 1994-05-19 1995-05-03 Verfahren und vorrichtung zur bestimmung eines analyten in einer biologischen probe Expired - Fee Related DE59507189D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE4417639A DE4417639A1 (de) 1994-05-19 1994-05-19 Verfahren zur Bestimmung eines Analyten in einer biologischen Probe
PCT/DE1994/001290 WO1995012348A1 (de) 1993-11-04 1994-10-29 Verfahren und vorrichtung zur analyse von glucose in einer biologischen matrix
PCT/DE1995/000593 WO1995032416A1 (de) 1994-05-19 1995-05-03 Verfahren und vorrichtung zur bestimmung eines analyten in einer biologischen probe

Publications (1)

Publication Number Publication Date
DE59507189D1 true DE59507189D1 (de) 1999-12-09

Family

ID=6518530

Family Applications (2)

Application Number Title Priority Date Filing Date
DE4417639A Withdrawn DE4417639A1 (de) 1994-05-19 1994-05-19 Verfahren zur Bestimmung eines Analyten in einer biologischen Probe
DE59507189T Expired - Fee Related DE59507189D1 (de) 1994-05-19 1995-05-03 Verfahren und vorrichtung zur bestimmung eines analyten in einer biologischen probe

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE4417639A Withdrawn DE4417639A1 (de) 1994-05-19 1994-05-19 Verfahren zur Bestimmung eines Analyten in einer biologischen Probe

Country Status (3)

Country Link
US (1) US5770454A (de)
AT (1) ATE186395T1 (de)
DE (2) DE4417639A1 (de)

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Also Published As

Publication number Publication date
DE4417639A1 (de) 1995-11-23
US5770454A (en) 1998-06-23
ATE186395T1 (de) 1999-11-15

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