[go: up one dir, main page]

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
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.)
Ceased
Application number
PCT/GB2007/003566
Other languages
English (en)
Other versions
WO2008035076A2 (fr
Inventor
Geoffrey Mathews
Veronica Hickson
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.)
Electrode Co Ltd
Original Assignee
Electrode Co Ltd
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 Co Ltd filed Critical Electrode Co 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
Anticipated expiration legal-status Critical
Ceased 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
    • G01N21/17—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)
  • Analytical Chemistry (AREA)
  • Molecular Biology (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Chemical & Material Sciences (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)
  • Biochemistry (AREA)
  • Surgery (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Toxicology (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 Ceased 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
GB0618547A GB0618547D0 (en) 2006-09-20 2006-09-20 Blood oxygen monitor
GB0618547.4 2006-09-20

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 Ceased 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 (10)

* 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
US8577431B2 (en) 2008-07-03 2013-11-05 Cercacor Laboratories, Inc. Noise shielding for a noninvasive device
US8515509B2 (en) 2008-08-04 2013-08-20 Cercacor Laboratories, Inc. Multi-stream emitter 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
CA3167295A1 (fr) 2020-01-13 2021-07-22 Masimo Corporation Dispositif portatif avec surveillance de parametre physiologique
US12336796B2 (en) 2021-07-13 2025-06-24 Masimo Corporation Wearable device with physiological parameters monitoring

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

Similar Documents

Publication Publication Date Title
WO2008035076A3 (fr) Contrôle de la teneur du sang en oxygène
WO2010147659A3 (fr) Système de régulation de glucose et/ou d'insuline en boucle fermée
WO2007054821A3 (fr) Dispositif de mesure de temperature, notamment d'un patient
WO2009037654A3 (fr) Appareil à rétroaction pour un jeu
WO2009104016A3 (fr) Procédés d’étalonnage d’un capteur dans un système de surveillance des malades
WO2012058337A3 (fr) Dispositif d'enregistrement continu de données de surveillance de substance à analyser pouvant fonctionner en mode aveugle
WO2008016394A3 (fr) Système et procédé de détection à haute sensibilité
WO2008114224A3 (fr) Procédé et dispositif pour mesure de substance
WO2009152962A3 (fr) Dispositif de retenue pour retenir un élément d'étalonnage et procédé d'étalonnage d'un capteur de mesure d'un appareil de mesure de coordonnées
WO2008129532A3 (fr) Dispositif, système et procédé de surveillance et de régulation de la concentration d'une substance sanguine à analyser
WO2008014459A3 (fr) Circuit de détection à multicomplexeur priorisé
EP4324399A3 (fr) Étalonnage avancé de capteur d'analyte et détection d'erreur
WO2008055229A3 (fr) Detection externe de rupture d'implant
WO2008113328A3 (fr) Dispositif de mesure et procédé de détermination optique de la concentration de sucre dans le sang et/ou de lactate dans des systèmes biologiques
WO2012040263A3 (fr) Procédé et système d'étalonnage d'un affichage 3d avec une rétro-information déterminée par un dispositif à caméra
WO2013062618A3 (fr) Éthylomètre étalonnable
WO2006021956A3 (fr) Systeme de controle de sante et procede de controle de sante
WO2007084516A3 (fr) Membranes pour détecteur d'analyte
EP2624106A3 (fr) Système et procédé d'étalonnage d'un dispositif d'entrée
WO2008073721A3 (fr) Système de capteurs et procédé
WO2012006454A3 (fr) Dispositif et procédé pour la détection de produits chimiques en continu
WO2003079892A3 (fr) Systeme et procede non invasif permettant de mesurer la concentration de substances a analyser dans le sang, utilisant le phenomene d'absorption optique
WO2011008822A3 (fr) Appareil, systèmes et procédés permettant de mesurer le débit et la pression à l'intérieur d'une cuve
IL163636A0 (en) Device, system and method for temperature sensing in an in-vivo device
WO2007136523A3 (fr) Analyseur d'haleine nanoélectronique et système de surveillance de l'asthme

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 07823903

Country of ref document: EP

Kind code of ref document: A2

WWE Wipo information: entry into national phase

Ref document number: 2007823903

Country of ref document: EP

NENP Non-entry into the national phase

Ref country code: DE

WWE Wipo information: entry into national phase

Ref document number: 1453/KOLNP/2009

Country of ref document: IN