DE69729821T2 - Reflektionsspektroskop mit Lesekopf zur Verringerung von einfach reflektierten Lichtstrahlen. - Google Patents

Reflektionsspektroskop mit Lesekopf zur Verringerung von einfach reflektierten Lichtstrahlen. Download PDF

Info

Publication number
DE69729821T2
DE69729821T2 DE69729821T DE69729821T DE69729821T2 DE 69729821 T2 DE69729821 T2 DE 69729821T2 DE 69729821 T DE69729821 T DE 69729821T DE 69729821 T DE69729821 T DE 69729821T DE 69729821 T2 DE69729821 T2 DE 69729821T2
Authority
DE
Germany
Prior art keywords
reagent pad
reflection
light rays
light
opening
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
DE69729821T
Other languages
German (de)
English (en)
Other versions
DE69729821D1 (de
Inventor
Willis Elkhart Howard
Gary Schaffer
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.)
Siemens Healthcare Diagnostics Inc
Original Assignee
Bayer AG
Bayer Corp
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 Bayer AG, Bayer Corp filed Critical Bayer AG
Publication of DE69729821D1 publication Critical patent/DE69729821D1/de
Application granted granted Critical
Publication of DE69729821T2 publication Critical patent/DE69729821T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/8483—Investigating reagent band
    • 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
    • G01N21/4738—Diffuse reflection, e.g. also for testing fluids, fibrous materials
    • G01N21/474—Details of optical heads therefor, e.g. using optical fibres

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Molecular Biology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
  • Spectrometry And Color Measurement (AREA)
DE69729821T 1996-05-09 1997-04-28 Reflektionsspektroskop mit Lesekopf zur Verringerung von einfach reflektierten Lichtstrahlen. Expired - Lifetime DE69729821T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/647,122 US5661563A (en) 1996-05-09 1996-05-09 Reflectance spectroscope with read head for minimizing singly-reflected light rays
US647122 1996-05-09

Publications (2)

Publication Number Publication Date
DE69729821D1 DE69729821D1 (de) 2004-08-19
DE69729821T2 true DE69729821T2 (de) 2005-07-21

Family

ID=24595802

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69729821T Expired - Lifetime DE69729821T2 (de) 1996-05-09 1997-04-28 Reflektionsspektroskop mit Lesekopf zur Verringerung von einfach reflektierten Lichtstrahlen.

Country Status (7)

Country Link
US (1) US5661563A (enExample)
EP (1) EP0806651B1 (enExample)
JP (1) JPH1038810A (enExample)
AU (1) AU683007B1 (enExample)
CA (1) CA2202949C (enExample)
DE (1) DE69729821T2 (enExample)
ES (1) ES2225912T3 (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6394952B1 (en) 1998-02-03 2002-05-28 Adeza Biomedical Corporation Point of care diagnostic systems
US6267722B1 (en) * 1998-02-03 2001-07-31 Adeza Biomedical Corporation Point of care diagnostic systems
EP1060455A4 (en) 1998-02-10 2002-08-07 Ey Lab Inc REFLECTOR SYSTEM WITH COMPENSATION FOR THE TOPOGRAPHY OF THE SAMPLING HOLDER AND WITH SYNCHRONOUS ELIMINATION OF THE SYSTEM-RELATED NOISE
USD432244S (en) * 1998-04-20 2000-10-17 Adeza Biomedical Corporation Device for encasing an assay test strip
USD434153S (en) * 1998-04-20 2000-11-21 Adeza Biomedical Corporation Point of care analyte detector system
US6180409B1 (en) 1998-10-13 2001-01-30 Bayer Corporation Spectrophotometric apparatus with multiple readheads
US6261522B1 (en) 1998-10-13 2001-07-17 Bayer Corporation Spectrophotometric apparatus with reagent strip detection
US6239445B1 (en) * 1999-03-01 2001-05-29 Bayer Corporation Optical inspection apparatus with removable inserts
CA2366802A1 (en) * 2001-01-17 2002-07-17 Bayer Corporation Method and apparatus for using infrared readings to detect misidentification of a diagnostic test strip in a reflectance spectrometer
CA2744028A1 (en) * 2008-11-19 2010-05-27 Siemens Healthcare Diagnostics Inc. Polarized optics for optical diagnostic device
US8422740B2 (en) 2009-01-15 2013-04-16 Scott Dylewski Methods for determining a liquid front position on a test strip
US8692873B2 (en) 2009-01-15 2014-04-08 Alverix, Inc. Video-frame data receiver with low frame capture rate
US10295472B2 (en) 2010-05-05 2019-05-21 Alverix, Inc. Assay reader operable to scan a test strip
WO2013173674A1 (en) 2012-05-18 2013-11-21 Siemens Healthcare Diagnostics Inc. Fish eye lens analyzer
EP4180797A1 (en) * 2014-06-10 2023-05-17 Sanofi-Aventis Deutschland GmbH Apparatus for determining information associated with reflection characteristics of a surface

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4755058A (en) * 1984-06-19 1988-07-05 Miles Laboratories, Inc. Device and method for measuring light diffusely reflected from a nonuniform specimen
US5028139A (en) * 1987-07-16 1991-07-02 Miles Inc. Readhead for reflectance measurement of distant samples
US5165078A (en) * 1991-03-25 1992-11-17 Miles Inc. Multi-channel, multi-wavelength detection system
US5179288A (en) * 1991-09-30 1993-01-12 Ortho Pharmaceutical Corporation Apparatus and method for measuring a bodily constituent
US5477326A (en) * 1994-06-30 1995-12-19 Bayer Corporation Spectrophotometer arrangement with multi-detector readhead
US5701181A (en) * 1995-05-12 1997-12-23 Bayer Corporation Fiber optic diffuse light reflectance sensor utilized in the detection of occult blood
US5611999A (en) * 1995-09-05 1997-03-18 Bayer Corporation Diffused light reflectance readhead
US5518689A (en) * 1995-09-05 1996-05-21 Bayer Corporation Diffused light reflectance readhead

Also Published As

Publication number Publication date
DE69729821D1 (de) 2004-08-19
EP0806651A2 (en) 1997-11-12
JPH1038810A (ja) 1998-02-13
US5661563A (en) 1997-08-26
ES2225912T3 (es) 2005-03-16
CA2202949A1 (en) 1997-11-09
EP0806651A3 (en) 1998-11-11
EP0806651B1 (en) 2004-07-14
AU683007B1 (en) 1997-10-23
CA2202949C (en) 2000-02-08

Similar Documents

Publication Publication Date Title
DE69729821T2 (de) Reflektionsspektroskop mit Lesekopf zur Verringerung von einfach reflektierten Lichtstrahlen.
DE69725498T2 (de) Gerät und Verfahren zur Feststellung von nicht-hämolisierten, okkulten Blutpegeln im Urin
DE69221306T2 (de) Methode zur photometrischen (in vitro) bestimmung des gehaltes eines analyts in einer probe
DE69431334T2 (de) Vorrichtung zum Ablesen von Teststreifen
DE69523216T2 (de) Multidetektor Messkopf für ein Photometer
DE60018537T2 (de) Teststreifen zur Bestimmung eines Analyts in eine flüssige Probe
DE4331596A1 (de) Verfahren zur quantitativen Analyse von Probenflüssigkeiten
DE69731327T2 (de) Gerät und Verfahren zur Feststellung der Urinfarbe
DE69819302T2 (de) Detektor und nachweisverfahren für fremdfasern und fremdmaterial basierend auf lichtabsorptionsmessung
EP0819943A2 (de) Analysesystem mit Mitteln zur Erkennung von Unterdosierungen
DE19544501A1 (de) Vorrichtung für Lichtreflexionsmessungen
DE2712074A1 (de) Reflektometer
EP2060906A1 (de) Verfahren zur photometrischen Auswertung von Testelementen
EP0758083A2 (de) Verfahren und Vorrichtung zur spektralen Remissions- und Transmissionsmessung
DE69515845T2 (de) Untersuchung eines diamanten
DE2255471B2 (de) Vorrichtung zur optischen Untersuchung von kleinen Flüssigkeitsproben
DE69012088T2 (de) Optisches lesesystem.
EP1585979B1 (de) Verfahren zur optischen kontrolle einer auf einer farblich gemusterten oberfläche aufgebrachten durchsichtigen schutzschicht
EP1061371A2 (de) Verfahren und Vorrichtung zur Kontrolle der Flüssigkeitsaufnahme einer Testschicht eines Analyseelementes
DE2757196A1 (de) Photometrische anordnung
DE19628562A1 (de) Analysesystem mit Mitteln zur Erkennung von Unterdosierungen
DE3204146A1 (de) Verfahren zur messung der zusammensetzung und oertlichen konzentration von stoffen an oberflaechen
DE19628250A1 (de) Vorrichtung zur Messung von optischen Kenngrößen transparenter Materialien
DE60115064T2 (de) Analyseeinrichtung und -verfahren für flüssigkeitshaltige substanzen
DE60320355T2 (de) Lesekopf für diffuse Reflektion

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SIEMENS HEALTHCARE DIAGNOSTICS INC. (N.D.GES.D, US

8328 Change in the person/name/address of the agent

Representative=s name: MAIER, D., DIPL.-ING. UNIV., PAT.-ASS., 81739 MUEN