1. An apparatus comprising: a receiver of multisensory digital audio input from a plurality of input devices, the receiver of multisensory digital audio input; a command-extractor that is operable to extract from the multisensory digital audio input a command that is relevant to a patient-movement-actuator, the command-extractor being operably coupled to the receiver; a lift-device-controller that is operable to receive the command from the command-extractor and that is operable to generate at least one electrical signal from the command, the lift-device-controller being electrically coupled to the command-extractor; and a patient-movement-actuator that is operable to receive at least one electrical signal and operable to perform motion in accordance with the at least one electrical signal and in response to the at least one electrical signal.