Medical Devices and Medical Equipment Design Heart Aid Household CPR and AED unit by Sahar Madanat Design Studio Too many lives are lost to cardiac arrest every year, simply because the appropriate medical response was not available in time. Heart Aid is designed to fill that critical gap in time, between the start of a heart attack to the arrival of the paramedics. Clever ergonomic features that reduce error and save precious time, empower non-medical professionals, to increase the victim's chances of survival from a grim 5%, up to 74% !