More than 900 defibrillators in Ireland may not work properly in a life-saving operation because recommended safety and maintenance updates have not been undertaken.

Declan O’Mahoney, Tyndall National Institute entrepreneur in residence

It was almost game, set, and match for one Limerick man when he suffered a cardiac arrest and collapsed during a game of tennis in Cork.

The days when just about anybody can save the life of a heart attack victim are just around the corner, it was claimed today.