title: Ultrasound system for measuring patients' activity and disorders of movement.
mesh_terms: D006801:Humans; D006948:Hyperkinesis / Q000175:diagnosis; D007697:Kinesics; D008722:Methods; D009069:Movement Disorders / Q000175:diagnosis*; D011596:Psychomotor Disorders / Q000175:diagnosis; D013981:Tic Disorders / Q000175:diagnosis; D014465:Ultrasonics / Q000295:instrumentation; D014463:Ultrasonography