An aircraft configured as a flying intensive-care unit to transport critically ill or injured patients.

Continuous medical care from the patient’s bed at the referring hospital to their bed at the destination hospital, including ground ambulances at both ends.

Extracorporeal Membrane Oxygenation — a system that takes over heart and lung function for the most critically ill patients.

Helicopter Emergency Medical Services — rotor-wing aircraft used for rapid response and evacuation from scenes or remote areas.

A doctor or paramedic who accompanies a stable patient travelling on a commercial flight.

A stretcher fitted onto a scheduled commercial airline flight, a lower-cost alternative to a dedicated air ambulance.

A machine that supports or takes over a patient’s breathing during transport.

Road ambulance used to move the patient between hospital and aircraft at each end of the journey.