Those few people who use private air ambulance crews do not want to go by the usual airplane charters : because they need medical aid. As these people cannot be brought on your usual airline companies . This frequently is because these are patients which have need of medical aid , non emergency air ambulance establishments must be hired. Now and again there are cases who have need of a flight nurse , and a catheter and other equipment ; and consequently they do not want to go on the commercial air travel services. In the situation where citizens have to be brought to another medical facility or are visiting away from their own country, there are operations that help patients for a relocation of a patient. Air ambulance establishments can be discovered by customers with the many internet resource directories available.