A method is for controlling operation of a medical technology device using a wireless, hand-held, mobile operator device including a touchscreen. The wireless, hand-held, mobile operator device including a touchscreen is also disclosed. The method includes using the mobile operator device for implementing a medical technology workflow including acquiring patient data of the at least one patient from an acquisition user interface; selecting, via a selection user interface, a medical technology protocol containing operating parameters to be carried out for the at least one patient; setting remote-controllably adjustable components of the medical technology device, according to the at least one patient positioned in the medical technology device and according to the medical technology protocol, using a settings user interface; and activating, with the at least one patient positioned and components set, the medical technology procedure in an activation user interface.