Patent ID: 9389218
Filing Date: 2016-07-12
CPC Classification: A61B,A61M,G01N

Claim Text:
1. A measuring device comprising: an analysis unit that holds blood or serum therein; an irradiation unit that irradiates fluorescent substances in the blood or the serum with excitation light; and a light receiving unit that receives fluorescence generated upon irradiation with the excitation light, wherein the analysis unit includes: when inflow and outflow of the blood or the serum are in an equilibrium state, a fluid pool of the blood or the serum is formed inside the analysis unit; the analysis unit is a drip chamber; the fluid pool of the blood or serum is located inside of the drip chamber; the irradiation unit is positioned outside the drip chamber and irradiates fluorescent substances in the fluid pool with excitation light through a wall of the drip chamber; the light receiving unit is positioned outside the drip chamber and receives fluorescence in the fluid pool with the excitation light through a portion of the wall of the drip chamber, the portion contacting the fluid pool; and the blood or the serum is irradiated with the excitation light from the irradiation unit in a direction that is perpendicular to a direction in which the fluorescence is received by the light receiving unit.