A system and method for collecting, communicating, displaying, andor analyzing data from multiple medical devices is disclosed. The seat comprises: a seat frame ; a seat supported for movement relative to the seat frame between a lowered position and a raised position; and a movement mechanism for moving the seat between the lowered and the raised positions. A danger level is calculated based on parameters such as speed and distance to the object; the danger level could be at an emergency level or at some lower level.