You must have heart about defibrillateur. It is an electrical device that helps in sending electrical shocks to the heart of the person in case his heart starts malfunctioning. It is taken into usage by a person who is experiencing arrhythmia, i.e., abnormal rate of heartbeat. http://fitzgeraldm.myfreesites.net/blog/smart-technology-oriented-device-that-provides-electric-shock-to-release-cardiac-arrest