The present disclosure provides a fluidic device including (a) a first channel including a first inlet and a first outlet, (b) a second channel including a second inlet and a second outlet, wherein the second inlet of the second channel is in fluid communication with the first outlet of the first channel, and (c) a sensor positioned between the first outlet and the second inlet, wherein the sensor includes a sensor configured to deflect in response to a flow between the first channel and the second channel.