Due to the fact that debilitated patients have need of a first rate medical staff and medical technician and critical care units, there almost always are establishments who are there when air transportation is needed . As these individuals are not good to go by your usual airline service ….. because these are case patients that call for a breathing machine , fixed wing air ambulance charters must be hired. There are case patients that have need of a top notch EMT and flight staff when these case patients fly. Now that then there are hospitalized patients who must be transferred and are globally, so air ambulance crews arrange flight for these cases. Those often will look for airevac crews through the yellow pages.