Method and device for measuring the concentration of a test substance in whole blood

摘要

A method and apparatus for measuring the concentration of an analyte in whole blood is disclosed. In one embodiment, the method comprises generating a plasma layer in a whole blood sample. In addition, the method involves exposing the plasma layer to light. The method also includes capturing light reflected from the plasma layer. In addition, the method includes analyzing the reflected light to determine the concentration of the analyte.