Vision loss caused by retinitis pigmentosa improved with retinal prosthesis Feb. 19, 2016 Overview إظهار النسخة النصية Overview Raymond Iezzi, M.D., a vitreoretinal surgeon, describes how a retinal prosthetic device is used to restore rudimentary forms of vision to people with retinitis pigmentosa. VID-20433314 المتخصصون في المجالات الطبية Vision Loss Caused by Retinitis Pigmentosa Improved With Retinal Prosthesis