CA2229065C - Improved diffuse reflectance monitoring apparatus - Google Patents

Improved diffuse reflectance monitoring apparatus Download PDF

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Publication number
CA2229065C
CA2229065C CA002229065A CA2229065A CA2229065C CA 2229065 C CA2229065 C CA 2229065C CA 002229065 A CA002229065 A CA 002229065A CA 2229065 A CA2229065 A CA 2229065A CA 2229065 C CA2229065 C CA 2229065C
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Canada
Prior art keywords
sections
open
reflecting
light
specular
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Expired - Fee Related
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CA002229065A
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English (en)
French (fr)
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CA2229065A1 (en
Inventor
Robert G. Messerschmidt
Mark Ries Robinson
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Rio Grande Medical Technologies Inc
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Rio Grande Medical Technologies Inc
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Publication of CA2229065A1 publication Critical patent/CA2229065A1/en
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    • 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
    • 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
    • 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

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
CA002229065A 1995-08-09 1996-07-30 Improved diffuse reflectance monitoring apparatus Expired - Fee Related CA2229065C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/513,094 US5636633A (en) 1995-08-09 1995-08-09 Diffuse reflectance monitoring apparatus
US513,094 1995-08-09
PCT/US1996/012415 WO1997006425A1 (en) 1995-08-09 1996-07-30 Improved diffuse reflectance monitoring apparatus

Publications (2)

Publication Number Publication Date
CA2229065A1 CA2229065A1 (en) 1997-02-20
CA2229065C true CA2229065C (en) 2008-04-15

Family

ID=24041867

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002229065A Expired - Fee Related CA2229065C (en) 1995-08-09 1996-07-30 Improved diffuse reflectance monitoring apparatus

Country Status (8)

Country Link
US (4) US5636633A (enExample)
EP (1) EP0845103B1 (enExample)
JP (1) JP4033900B2 (enExample)
CN (1) CN1095990C (enExample)
CA (1) CA2229065C (enExample)
DE (1) DE69637339T2 (enExample)
TW (1) TW325401B (enExample)
WO (1) WO1997006425A1 (enExample)

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JP4212007B2 (ja) 1996-11-26 2009-01-21 パナソニック電工株式会社 血液成分濃度の分析装置

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JP4033900B2 (ja) 2008-01-16
CN1198814A (zh) 1998-11-11
EP0845103A1 (en) 1998-06-03
EP0845103B1 (en) 2007-11-28
EP0845103A4 (en) 1999-12-15
US6622033B2 (en) 2003-09-16
CN1095990C (zh) 2002-12-11
TW325401B (en) 1998-01-21
US20010021802A1 (en) 2001-09-13
US5935062A (en) 1999-08-10
US5636633A (en) 1997-06-10
DE69637339T2 (de) 2008-10-23
JPH11510602A (ja) 1999-09-14
DE69637339D1 (de) 2008-01-10
WO1997006425A1 (en) 1997-02-20
US6230034B1 (en) 2001-05-08
CA2229065A1 (en) 1997-02-20

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