Portable defibrillator
A defibrillator is a medical device for defibrillation and cardioversion. It can be targeted by power surges, and cardiac arrhythmias such as ventricular fibrillation (defibrillation) or ventricular tachycardia, atrial fibrillation and atrial flutter (cardioversion end). Defibrillators will be ready in intensive care in emergency rooms, many other places in the hospital and in vehicles of the emergency services and many doctors' offices since the 1990s increasingly also in many public buildings such as railway stations, airports and other locations for use by medical laymen. Also, there are already offers devices for private homes, since they can be operated by voice instructions by any person and such emergencies occur mostly at home.