A
HUMAN NECESSITIES
A
HUMAN NECESSITIES
A61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
A61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
A61B
DIAGNOSIS; SURGERY; IDENTIFICATION
A61B
DIAGNOSIS; SURGERY; IDENTIFICATION
A61B5/00
Measuring for diagnostic purposes; Identification of persons
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
A61B5/145
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
using optical sensors, e.g. spectral photometrical oximeters
A61B5/1455
using optical sensors, e.g. spectral photometrical oximeters
A61B5/14551
for measuring blood gases
A61B5/14551
for measuring blood gases