Prosthetic Visual Acuity with the PRIMA Subretinal Microchip in Patients with Atrophic Age-related Macular Degeneration at 4 years follow-up
To assess the efficacy and safety of the PRIMA neurostimulation system with a subretinal microchip for improving visual acuity (VA) in patients with geographic atrophy (GA) due to age-related macular degeneration (AMD) at 48-months post-implantation.