| abstract |
This sensor chip ( 11 ) comprises a substrate ( 15 ) in the form of a flat board, a sample inlet ( 20 ) that is provided in the thickness direction of the substrate ( 15 ) and into which flows the blood ( 3 ) used for measurement, a supply path ( 21 ) that communicates with this sample inlet ( 20 ), and detection electrodes ( 17, 18, 19 ) provided to this supply path ( 21 ), wherein the substrate ( 15 ) is provided with a surplus blood reservoir ( 25 ) that draws in surplus blood ( 3 a ) and holds this drawn surplus blood ( 3 a ). |