People who hire air evac companies cannot be sent on common air charter services . This is because these cases are not in a non critical situation. Elderly people necessitate a RT(Respiratory Therapist) , and the highest trained professionals possible while these cases travel on a aircraft. As these people call for specialized medical care , air ambulance operations are mandatory. Roughly all air ambulances are privately -ran . Private air evacuation businesses are looked up by the spouse of the patients with the help of the many internet resource directories available. In the case where there are bedridden patients who are with equipment specific to patients’ needs and/or have a medical necessity of being transported, there almost always are establishments who specialize in air transportation to help any situation.