CA2056868A1 - Determination non invasive de la concentration de glucose dans le corps d'un patient - Google Patents

Determination non invasive de la concentration de glucose dans le corps d'un patient

Info

Publication number
CA2056868A1
CA2056868A1 CA2056868A CA2056868A CA2056868A1 CA 2056868 A1 CA2056868 A1 CA 2056868A1 CA 2056868 A CA2056868 A CA 2056868A CA 2056868 A CA2056868 A CA 2056868A CA 2056868 A1 CA2056868 A1 CA 2056868A1
Authority
CA
Canada
Prior art keywords
radiation
patient
function
glucose concentration
derivative
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.)
Granted
Application number
CA2056868A
Other languages
English (en)
Other versions
CA2056868C (fr
Inventor
Russell H. Barnes
Jimmie W. Brasch, Sr.
David L. Purdy
William D. Lougheed
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.)
Diasense Inc
Original Assignee
Diasense 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 to US07/482,792 priority Critical patent/US5070874A/en
Application filed by Diasense Inc filed Critical Diasense Inc
Priority to CA002056868A priority patent/CA2056868C/fr
Priority to AU88392/91A priority patent/AU643855B2/en
Priority to EP91311421A priority patent/EP0548418B1/fr
Priority to DE69125942T priority patent/DE69125942T2/de
Priority to ES91311421T priority patent/ES2101728T3/es
Priority to DK91311421.1T priority patent/DK0548418T3/da
Priority to AT91311421T priority patent/ATE152338T1/de
Publication of CA2056868A1 publication Critical patent/CA2056868A1/fr
Application granted granted Critical
Publication of CA2056868C publication Critical patent/CA2056868C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
    • A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
    • 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, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
    • A61B5/14532—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue for measuring glucose, e.g. by tissue impedance measurement
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/28—Investigating the spectrum
    • G01J3/42—Absorption spectrometry; Double beam spectrometry; Flicker spectrometry; Reflection spectrometry
    • G01J3/433—Modulation spectrometry; Derivative spectrometry

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Medical Informatics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Optics & Photonics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Emergency Medicine (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
CA002056868A 1990-01-30 1991-12-03 Determination non invasive de la concentration de glucose dans le corps d'un patient Expired - Fee Related CA2056868C (fr)

Priority Applications (8)

Application Number Priority Date Filing Date Title
US07/482,792 US5070874A (en) 1990-01-30 1990-01-30 Non-invasive determination of glucose concentration in body of patients
CA002056868A CA2056868C (fr) 1990-01-30 1991-12-03 Determination non invasive de la concentration de glucose dans le corps d'un patient
AU88392/91A AU643855B2 (en) 1990-01-30 1991-12-04 Non-invasive determination of glucose concentration in body of patient
DE69125942T DE69125942T2 (de) 1990-01-30 1991-12-09 Nicht-invasive Bestimmung des Glukose-Gehaltes im Körper eines Patienten
EP91311421A EP0548418B1 (fr) 1990-01-30 1991-12-09 Détermination non-invasive de la concentration de glucose dans le corps d'un patient
ES91311421T ES2101728T3 (es) 1990-01-30 1991-12-09 Determinacion no invasiva de la concentracion de glucosa en el cuerpo de un paciente.
DK91311421.1T DK0548418T3 (da) 1990-01-30 1991-12-09 Ikke-invasiv bestemmelse af glucosekoncentration i legemet hos en patient.
AT91311421T ATE152338T1 (de) 1990-01-30 1991-12-09 Nicht-invasive bestimmung des glukose-gehaltes im körper eines patienten

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US07/482,792 US5070874A (en) 1990-01-30 1990-01-30 Non-invasive determination of glucose concentration in body of patients
CA002056868A CA2056868C (fr) 1990-01-30 1991-12-03 Determination non invasive de la concentration de glucose dans le corps d'un patient
AU88392/91A AU643855B2 (en) 1990-01-30 1991-12-04 Non-invasive determination of glucose concentration in body of patient
EP91311421A EP0548418B1 (fr) 1990-01-30 1991-12-09 Détermination non-invasive de la concentration de glucose dans le corps d'un patient

Publications (2)

Publication Number Publication Date
CA2056868A1 true CA2056868A1 (fr) 1993-06-04
CA2056868C CA2056868C (fr) 1996-03-26

Family

ID=27424036

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002056868A Expired - Fee Related CA2056868C (fr) 1990-01-30 1991-12-03 Determination non invasive de la concentration de glucose dans le corps d'un patient

Country Status (8)

Country Link
US (1) US5070874A (fr)
EP (1) EP0548418B1 (fr)
AT (1) ATE152338T1 (fr)
AU (1) AU643855B2 (fr)
CA (1) CA2056868C (fr)
DE (1) DE69125942T2 (fr)
DK (1) DK0548418T3 (fr)
ES (1) ES2101728T3 (fr)

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* Cited by examiner, † Cited by third party
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CA2056868C (fr) 1996-03-26
ATE152338T1 (de) 1997-05-15
AU643855B2 (en) 1993-11-25
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US5070874A (en) 1991-12-10
ES2101728T3 (es) 1997-07-16
DE69125942D1 (de) 1997-06-05
EP0548418A1 (fr) 1993-06-30
EP0548418B1 (fr) 1997-05-02
DK0548418T3 (da) 1997-07-28

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