Future Vision—Fighting Blindness with Retinal Implants

A groundbreaking retinal implant, PRIMA, is restoring central vision in patients with geographic atrophy (GA), an advanced form of macular degeneration that blinds roughly 1 million Americans. Unlike drugs that slow progression, this wireless neurostimulation system captures real-world images, projects them onto a subretinal chip, and electrically stimulates surviving retinal cells to mimic natural sight. Are we nearing a paradigm shift in how we treat vision loss?

Episode metadata supplied by the publisher feed · Published Nov 6, 2025

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Future Vision—Fighting Blindness with Retinal Implants

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