From Medgadget 2nd Sight Medical has just received USFDA investigational device exemption (IDE) to begin clinical trials for their Argus II Retinal Prosthesis System: The Argus II implant consists of an array of electrodes that are attached to the retina and used in conjunction with an external camera and video processing system to provide a rudimentary form of sight to implanted subjects. An IDE trial of the first generation implant (Argus™ 16), which has 16 electrodes, is ongoing at the Doheny Eye Institute at the University of Southern California. The Argus 16...