Of course a defibrillator is a wonderful piece of medical equipment. When required, it can literally be life-saving. Indeed, it is no exaggeration to say that, at the right time and in the right hands it can bring someone back from the dead. Image from iStock When you suffer a cardiac arrest your heart stops beating, your circulation collapses and you are dead. Dead you will remain unless someone or something intervenes. What that, in effect, means is someone, skilled in the