The medical community is all smiles today, because the FCC has decided to allocate a chunk of radio spectrum for potentially life-altering wireless devices. Designed for stroke patients and those suffering from brain or spinal cord injuries, these so-called medical micropower networks (MMN) use a set of implanted electrodes and a wearable wireless controller to stimulate the muscles of a paralyzed user. In a statement issued last week, the FCC announced that these devices have