There are injured patients who are in need of being brought to another facility or are not in their home country, so medevac establishments reserve and set up a transport with those cases. As they can not be taken on the everyday airways ….. because these patients require an emergency drug kit , airevac outfits are required. There often are case patients who necessitate a medical technician and a BLS medical technician , and/or an IV infusion sets and setup – and as a result they cannot go on the public airplane services. There occasionally are air evac businesses which transfer patients in the US. Members of the general public usually try to search for air ambulance services PENNSYLVANIA with a case worker.