An intravascular ultrasound (IVUS) device that includes a flexible elongate member having a proximal portion and a distal portion； a controller coupled to the distal portion of the flexible elongate member； an ultrasound transducer disposed at the distal portion of the flexible elongate member and in communication with the controller； a pressure transducer disposed at the distal portion of the flexible elongate member and in communication with the controller； and plurality of conductors extending from the controller to the proximal portion of the catheter, at least one conductor of the plurality of conductors being configured to carry both the signals representing information captured by the ultrasound transducer and information captured by the pressure transducer.
