An integrated microfluidic biochip is provided that includes a microfluidic device, where the microfluidic device includes hollow structures, where at least one the hollow structure includes an output at a bottom surface of the microfluidic device, and a sensor plate, where the sensor plate comprises a plurality of independent surface sensors, where the microfluidic device is sealably attachable to the sensor plate, where the hollow structure output abuts the surface sensor when the microfluidic device is attached to the sensor plate.