Background
Microelectronic retinal implants are an example of research underway to restore some vision to those with severe vision loss by replacing a defect or missing link along the visual pathway. Microelectronic retinal implants in development include subretinal devices, designed to replace photoreceptors in the retina, and epiretinal devices, designed to …

Background
Surgery has evolved remarkably over the past centuries. While the knife traditionally has been regarded as the most important tool, new medical devices including lasers have broadened the extent of surgical techniques.
Lasers were originally used in ophthalmology in the early 1960s. Since then, many benefits of laser surgery in ophthalmology …

Background
Scientists have long debated whether taking vitamin and/or mineral supplements could help prevent, treat or cure certain eye conditions. Some early scientific studies seemed to show that supplements had the potential to prevent or slow the progression of cataract and age-related macular degeneration (AMD), although more complete study was needed …