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 for measuring glucose, e.g. by tissue impedance measurement