The patient positioning concept for the planned MedAustron centre.

Especially for ion therapy, efficiency in form of patient throughput is becoming increasingly important, and here, patient positioning in treatment room isocenter is a key aspect. In order to ascertain high quality nonetheless, we suggest an alternative to the rigidly installed couch paradigm in form of real-time patient positioning onhand a ceiling mounted infrared photogrammetric system giving positioning information to a novel treatment couch with 6 degrees of freedom integrated on a rolling platform. All MedAustron treatment planning rooms and even the planning CT are not forseen to have a rigidly installed treatment couch.