Patent ID: 11959931
Assignee: VENTANA MEDICAL SYSTEMS, INC.
Field: Measurement (Instruments)
Classification: CPC G  B | IPC B  G

Claim 0:
1. A system for treating a biological sample, comprising:
at least one dispenser for dispensing a liquid reagent;
at least one dispense detector locatable between an outlet of the at least one dispenser and the biological sample, wherein the dispense detector comprises (i) a first array of emitters and a first array of receivers corresponding to the first array of emitters; and (ii) a second array of emitters and a second array of receivers corresponding to the second array of emitters, wherein the first array of emitters and the second array of receivers are located on a first side of the dispense device, and wherein the second array of emitters and the first array of receivers are located on a second side of the dispense device;
a dispense detection unit configured to receive a signal from the at least one dispense detector during a dispensing event and output a detected dispense event of the liquid reagent from the at least one dispenser.