DE59202684D1 - Einrichtung zur Messung mindestens einer Gassättigung, insbesondere der Sauerstoffsättigung von Blut. - Google Patents

Einrichtung zur Messung mindestens einer Gassättigung, insbesondere der Sauerstoffsättigung von Blut.

Info

Publication number
DE59202684D1
DE59202684D1 DE59202684T DE59202684T DE59202684D1 DE 59202684 D1 DE59202684 D1 DE 59202684D1 DE 59202684 T DE59202684 T DE 59202684T DE 59202684 T DE59202684 T DE 59202684T DE 59202684 D1 DE59202684 D1 DE 59202684D1
Authority
DE
Germany
Prior art keywords
light
sensor
region
saturation
blood
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.)
Expired - Fee Related
Application number
DE59202684T
Other languages
English (en)
Inventor
Rudolf Alexander Dr Hatschek
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.)
AVL Medical Instruments AG
Original Assignee
AVL Medical Instruments AG
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 AVL Medical Instruments AG filed Critical AVL Medical Instruments AG
Application granted granted Critical
Publication of DE59202684D1 publication Critical patent/DE59202684D1/de
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
    • A61B5/14551—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 for measuring blood gases
    • A61B5/14552—Details of sensors specially adapted therefor
    • 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
    • A61B2562/02—Details of sensors specially adapted for in-vivo measurements
    • A61B2562/0233—Special features of optical sensors or probes classified in A61B5/00
    • A61B2562/0242—Special features of optical sensors or probes classified in A61B5/00 for varying or adjusting the optical path length in the tissue
    • 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
DE59202684T 1991-08-12 1992-07-31 Einrichtung zur Messung mindestens einer Gassättigung, insbesondere der Sauerstoffsättigung von Blut. Expired - Fee Related DE59202684D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH237291 1991-08-12

Publications (1)

Publication Number Publication Date
DE59202684D1 true DE59202684D1 (de) 1995-08-03

Family

ID=4232233

Family Applications (1)

Application Number Title Priority Date Filing Date
DE59202684T Expired - Fee Related DE59202684D1 (de) 1991-08-12 1992-07-31 Einrichtung zur Messung mindestens einer Gassättigung, insbesondere der Sauerstoffsättigung von Blut.

Country Status (5)

Country Link
US (1) US5299570A (de)
EP (1) EP0527703B1 (de)
JP (1) JP2588670B2 (de)
AT (1) ATE124225T1 (de)
DE (1) DE59202684D1 (de)

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ATE124225T1 (de) 1995-07-15

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