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WO2008035076A3 - Contrôle de la teneur du sang en oxygène - Google Patents

Contrôle de la teneur du sang en oxygène Download PDF

Info

Publication number
WO2008035076A3
WO2008035076A3 PCT/GB2007/003566 GB2007003566W WO2008035076A3 WO 2008035076 A3 WO2008035076 A3 WO 2008035076A3 GB 2007003566 W GB2007003566 W GB 2007003566W WO 2008035076 A3 WO2008035076 A3 WO 2008035076A3
Authority
WO
WIPO (PCT)
Prior art keywords
blood oxygen
oxygen monitor
radiation
determining
wavelength
Prior art date
Application number
PCT/GB2007/003566
Other languages
English (en)
Other versions
WO2008035076A2 (fr
Inventor
Geoffrey Mathews
Veronica Hickson
Original Assignee
Electrode Company Ltd
Geoffrey Mathews
Veronica Hickson
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 Electrode Company Ltd, Geoffrey Mathews, Veronica Hickson filed Critical Electrode Company Ltd
Priority to EP07823903A priority Critical patent/EP2063763A2/fr
Publication of WO2008035076A2 publication Critical patent/WO2008035076A2/fr
Publication of WO2008035076A3 publication Critical patent/WO2008035076A3/fr

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
    • G01N21/17—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
    • G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
    • G01N21/274—Calibration, base line adjustment, drift correction
    • 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
    • A61B5/14551—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 for measuring blood gases
    • 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
    • A61B5/1495—Calibrating or testing of in-vivo probes
    • 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
    • G01N21/314—Investigating 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
    • G01N21/3151—Investigating 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 using two sources of radiation of different wavelengths
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
    • A61B2560/02—Operational features
    • A61B2560/0223—Operational features of calibration, e.g. protocols for calibrating sensors
    • 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
    • A61B2562/08—Sensors provided with means for identification, e.g. barcodes or memory chips
    • A61B2562/085—Sensors provided with means for identification, e.g. barcodes or memory chips combined with means for recording calibration data
    • 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
    • G01N21/314—Investigating 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
    • G01N2021/3144—Investigating 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 for oxymetry
    • 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
    • G01N21/314—Investigating 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
    • G01N2021/3181—Investigating 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 using LEDs

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Immunology (AREA)
  • Molecular Biology (AREA)
  • Biochemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • Optics & Photonics (AREA)
  • Biophysics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Analytical Chemistry (AREA)
  • Surgery (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Toxicology (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)

Abstract

Appareil d'étalonnage de dispositif de contrôle de la teneur du sang en oxygène, l'appareil comprenant un élément sensible aux longueurs d'onde qui reçoit des données liées au moins à une longueur d'onde de rayonnement reçue de la part du capteur et un processeur qui détermine un facteur de réglage calculé à partir des données concernant la ou les longueurs d'onde de rayonnement qui peuvent être utilisées pour l'étalonnage du dispositif de contrôle.
PCT/GB2007/003566 2006-09-20 2007-09-21 Contrôle de la teneur du sang en oxygène WO2008035076A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP07823903A EP2063763A2 (fr) 2006-09-20 2007-09-21 Contrôle de la teneur du sang en oxygène

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0618547.4 2006-09-20
GB0618547A GB0618547D0 (en) 2006-09-20 2006-09-20 Blood oxygen monitor

Publications (2)

Publication Number Publication Date
WO2008035076A2 WO2008035076A2 (fr) 2008-03-27
WO2008035076A3 true WO2008035076A3 (fr) 2008-05-15

Family

ID=37421324

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/GB2007/003566 WO2008035076A2 (fr) 2006-09-20 2007-09-21 Contrôle de la teneur du sang en oxygène

Country Status (3)

Country Link
EP (1) EP2063763A2 (fr)
GB (1) GB0618547D0 (fr)
WO (1) WO2008035076A2 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8265724B2 (en) 2007-03-09 2012-09-11 Nellcor Puritan Bennett Llc Cancellation of light shunting
US8364224B2 (en) 2008-03-31 2013-01-29 Covidien Lp System and method for facilitating sensor and monitor communication
EP2326239B1 (fr) 2008-07-03 2017-06-21 Masimo Laboratories, Inc. Protrusion pour améliorer les mesures spectroscopiques des constituants sanguins
US8203704B2 (en) 2008-08-04 2012-06-19 Cercacor Laboratories, Inc. Multi-stream sensor for noninvasive measurement of blood constituents
US9066660B2 (en) 2009-09-29 2015-06-30 Nellcor Puritan Bennett Ireland Systems and methods for high-pass filtering a photoplethysmograph signal
US8610769B2 (en) 2011-02-28 2013-12-17 Covidien Lp Medical monitor data collection system and method
WO2013077808A1 (fr) * 2011-11-25 2013-05-30 Nitto Denko Corporation Procédé d'obtention d'un facteur de correction et dispositif d'étalonnage facilitant les performances dudit procédé
CN109924987A (zh) * 2019-03-14 2019-06-25 浙江荷清柔性电子技术有限公司 反射式血氧仪的标定方法、系统和可读存储介质
CN115066203A (zh) 2020-01-13 2022-09-16 梅西莫股份有限公司 具有生理参数监测的可穿戴设备

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001078593A1 (fr) * 2000-04-17 2001-10-25 Nellcor Puritan Bennett Incorporated Capteur sphygmo-oxymetre avec fonction en pas a pas
US20030033102A1 (en) * 2001-08-09 2003-02-13 Thomas Dietiker System and method for a self-calibrating non-invasive sensor
US6600940B1 (en) * 2000-08-31 2003-07-29 Mallinckrodt Inc. Oximeter sensor with digital memory

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001078593A1 (fr) * 2000-04-17 2001-10-25 Nellcor Puritan Bennett Incorporated Capteur sphygmo-oxymetre avec fonction en pas a pas
US6600940B1 (en) * 2000-08-31 2003-07-29 Mallinckrodt Inc. Oximeter sensor with digital memory
US20030033102A1 (en) * 2001-08-09 2003-02-13 Thomas Dietiker System and method for a self-calibrating non-invasive sensor

Also Published As

Publication number Publication date
WO2008035076A2 (fr) 2008-03-27
EP2063763A2 (fr) 2009-06-03
GB0618547D0 (en) 2006-11-01

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