A
HUMAN NECESSITIES
A61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
A61B
DIAGNOSIS; SURGERY; IDENTIFICATION
5/00
Measuring for diagnostic purposes; Identification of persons Display name: Medical measurements for diagnostic or identification purposes
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
using optical sensors, e.g. spectral photometrical oximeters