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AU7302991A - Systems for material analysis based on reflectance ratio detection - Google Patents

Systems for material analysis based on reflectance ratio detection

Info

Publication number
AU7302991A
AU7302991A AU73029/91A AU7302991A AU7302991A AU 7302991 A AU7302991 A AU 7302991A AU 73029/91 A AU73029/91 A AU 73029/91A AU 7302991 A AU7302991 A AU 7302991A AU 7302991 A AU7302991 A AU 7302991A
Authority
AU
Australia
Prior art keywords
systems
analysis based
ratio detection
material analysis
reflectance ratio
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.)
Abandoned
Application number
AU73029/91A
Inventor
Richard H Clarke
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.)
Boston Advanced Technologies Inc
Original Assignee
Boston Advanced Technologies Inc
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 US07/474,344 external-priority patent/US5054487A/en
Application filed by Boston Advanced Technologies Inc filed Critical Boston Advanced Technologies Inc
Publication of AU7302991A publication Critical patent/AU7302991A/en
Abandoned 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 or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
    • A61B5/14532—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue for measuring glucose, e.g. by tissue impedance measurement
    • 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 or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
    • A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
    • 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
    • A61B2562/04—Arrangements of multiple sensors of the same type
    • A61B2562/043—Arrangements of multiple sensors of the same type in a linear array
    • 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
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/359—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using near infrared light

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Molecular Biology (AREA)
  • Optics & Photonics (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Emergency Medicine (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
AU73029/91A 1990-02-02 1991-02-01 Systems for material analysis based on reflectance ratio detection Abandoned AU7302991A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US47391790A 1990-02-02 1990-02-02
US473917 1990-02-02
US07/474,344 US5054487A (en) 1990-02-02 1990-02-02 Laser systems for material analysis based on reflectance ratio detection
US474344 1990-02-02

Publications (1)

Publication Number Publication Date
AU7302991A true AU7302991A (en) 1991-08-21

Family

ID=27044299

Family Applications (1)

Application Number Title Priority Date Filing Date
AU73029/91A Abandoned AU7302991A (en) 1990-02-02 1991-02-01 Systems for material analysis based on reflectance ratio detection

Country Status (2)

Country Link
AU (1) AU7302991A (en)
WO (1) WO1991011136A1 (en)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5070874A (en) * 1990-01-30 1991-12-10 Biocontrol Technology, Inc. Non-invasive determination of glucose concentration in body of patients
US5222496A (en) * 1990-02-02 1993-06-29 Angiomedics Ii, Inc. Infrared glucose sensor
US5222495A (en) * 1990-02-02 1993-06-29 Angiomedics Ii, Inc. Non-invasive blood analysis by near infrared absorption measurements using two closely spaced wavelengths
US5246004A (en) * 1990-02-02 1993-09-21 Angiomedics Ii, Inc. Infrared cholesterol sensor
IE77034B1 (en) * 1990-06-27 1997-11-19 Futrex Inc Non-invasive masurement of blood glucose
DE59202684D1 (en) * 1991-08-12 1995-08-03 Avl Medical Instr Ag Device for measuring at least one gas saturation, in particular the oxygen saturation of blood.
JP2898489B2 (en) * 1991-12-17 1999-06-02 アー・フアウ・エル・メデイカル・インストルメンツ・アクチエンゲゼルシヤフト Equipment for spectrophotometric analysis
EP0555553A3 (en) * 1992-02-07 1993-09-08 Boc Health Care, Inc. Improved arterial blood monitoring system
US5297548A (en) * 1992-02-07 1994-03-29 Ohmeda Inc. Arterial blood monitoring probe
US5424545A (en) * 1992-07-15 1995-06-13 Myron J. Block Non-invasive non-spectrophotometric infrared measurement of blood analyte concentrations
US5379764A (en) * 1992-12-09 1995-01-10 Diasense, Inc. Non-invasive determination of analyte concentration in body of mammals
CA2174719C (en) * 1993-08-24 2005-07-26 Mark R. Robinson A robust accurate non-invasive analyte monitor
WO1995007546A1 (en) * 1993-09-09 1995-03-16 Soviet-German Joint Venture 'mamt' Method of determining the concentration of oxygen in silicon crystals
US5553613A (en) * 1994-08-17 1996-09-10 Pfizer Inc. Non invasive blood analyte sensor
US6040578A (en) * 1996-02-02 2000-03-21 Instrumentation Metrics, Inc. Method and apparatus for multi-spectral analysis of organic blood analytes in noninvasive infrared spectroscopy
US5747806A (en) * 1996-02-02 1998-05-05 Instrumentation Metrics, Inc Method and apparatus for multi-spectral analysis in noninvasive nir spectroscopy
EP0913120A1 (en) * 1997-10-30 1999-05-06 Krauss, Manfred, Prof., Dr.-Ing.habil. Apparatus and method for non-invasive measurements of blood circulation parameters
WO2001017422A1 (en) * 1999-09-08 2001-03-15 Optoq Ab Method and apparatus for detecting blood characteristics including hemoglobin
CA2401234A1 (en) * 2000-04-13 2001-10-25 Mark D. Hewko Tissue viability/health monitor utilizing near infrared spectroscopy
US20040147034A1 (en) * 2001-08-14 2004-07-29 Gore Jay Prabhakar Method and apparatus for measuring a substance in a biological sample
EP1428013A4 (en) * 2001-08-14 2007-10-31 Purdue Research Foundation MEASURING A SUBSTANCE IN A BIOLOGICAL SAMPLE
AU2003203067A1 (en) * 2002-01-04 2003-07-15 Cme Telemetrix Inc. Sample identification, chemical composition analysis and testing of physical state of the sample using spectra obtained at different sample temperatures
EP2414816A4 (en) * 2009-03-30 2015-01-21 3M Innovative Properties Co Optoelectronic methods and devices for detection of analytes
JP2017534057A (en) * 2014-07-21 2017-11-16 ７３８６８１９ マニトバ エルティーディー． Method and apparatus for meat bone scanning
WO2017117320A1 (en) * 2015-12-30 2017-07-06 Empire Technology Development Llc Apparatus for analysis of irregular surface using electromagnetic energy

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2717659C2 (en) * 1977-04-21 1985-11-14 Wirtzfeld, Alexander, Prof. Dr.med., 8195 Egling Pacemaker
NO880891L (en) * 1987-03-03 1988-09-05 Elizabeth May Dowling PROCEDURE AND APPARATUS FOR MEASURING OR DETECTING THE CONCENTRATION OF A SUBSTANCE.
US4882492A (en) * 1988-01-19 1989-11-21 Biotronics Associates, Inc. Non-invasive near infrared measurement of blood analyte concentrations
US5028787A (en) * 1989-01-19 1991-07-02 Futrex, Inc. Non-invasive measurement of blood glucose
US4975581A (en) * 1989-06-21 1990-12-04 University Of New Mexico Method of and apparatus for determining the similarity of a biological analyte from a model constructed from known biological fluids

Also Published As

Publication number Publication date
WO1991011136A1 (en) 1991-08-08

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