Medical devices implanted in humans, namely: pacemakers, implantable defibrillators, insulin and hormone pumps, nerve stimulators, joint prostheses, neurological shunts, heart valves, spinal and bone implants, breast implants, and external diagnostic devices for home and institutional use, namely: scales, thermometers, blood pressure cuffs, respiratory flow meters, lie detectors, metabolic measurement devices, strength measurement devices, reflex testers, body mass measurement devices, nutritional measurement devices, pulse and blood oxygen measurement devices, and blood sugar, hormone and insulin measurement devices