More than 3,500 people have been transferred to hospitals around the country by the Air Ambulance Service based at Custume Barracks in Athlone.
The joint project between the HSE and the Defence Forces officially began ten years ago today.
Air Corps flight crews work alongside the National Ambulance Service to move critically ill patients in a dedicated military helicopter to the most appropriate hospital for their particular needs.
Defence Forces Captain Jason McDermott says, with advanced paramedics on board it has become a vital asset in terms of critical pre-hospital care.