System and method for quality assurance of biosensor test strip

摘要

System biosensor for detecting the concentration of an analyte using a deensayo strip biosensor, strip biosensor test (800) comprising: a working electrode (814a), a trace (814c) of electrode coupled work operatively with working electrode (814a), a detector stroke work (826c) operably coupled to the working electrode (814a), a counter (216a), a line (21 October 6c) coupled counterelectrode operatively with the counter electrode (216a), a trace (224c) of counter operably coupled to the counter (216a) detector, the system comprising: a test meter having an interface for receiving the strip biosensor test (800), characterized by: a difference amplifier (910) having first and second amplifier inputs dediferencia (910) and an output of the difference amplifier (910), wherein the first delamplificador difference input (910) is is operatively coupled with the detector stroke work (826c) and the second input of the difference amplifier (910) is coupled operativamentecon stroke (224c) counterelectrode detector, and wherein the output of the difference amplifier (910) is is operatively coupled with the stroke (216c) of the counter electrode, and a source of reference voltage (318) having an output reference voltage, and an operational amplifier (320) having first and second inputs of the operational amplifier (320) and an output of the operational amplifier (320), wherein the first input of the operational amplifier (320) is coupled operativamentecon the output of the reference voltage, the second input of the operational amplifier (320) seencuentra operatively coupled with the amplifier output operating (910) and operational delamplificador output (320) is operatively coupled to the line (216c) delcontrael ectrodo.