A non-invasive mechatronic device providing joint mobility using EEG and EMG signals includes a medical device for non-invasively assisting movement of a first part of a body, the medical device comprising a stationary piece configured to be attached to a second part of the body, a movable piece configured to be attached to the first part of the body, an actuator that connects the stationary piece to the movable piece and is configured to move the movable piece relative to the stationary piece and a controller that receives an input signal and generates a control signal to control a movement of the actuator, based on the received input signal.
