Virus for Medical Devices

(10/17/2012) Before this news report, I have never thought of this potential problem - Computer viruses invade into medical devices. Imagine that someone's life support now is on a medical device that is not updated for a long time. If it gets a virus, will a computer virus in this case really kill a patient? Or if I know someone is wearing a WiFi connected device, is it possible that I may use a Trojan virus to attack that device and kill that patient? It is more like a SiFi.

(10/21/2012) It looks like killing someone from a distance is not a SiFi, it can be a reality. From a heart defibrillator to a insulin pump, any medical device that can be remotely controlled is subject to hacking. Remember the Matrix? Cypher in the Matrix kills Neo and Trinity's teammates by just pulling the plugs...