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Implanted chip, natural eyesight coordinate vision in study of macular degeneration patients

A Stanford scientist and his colleagues show that patients fitted with a chip in their eye are able to integrate what the chip “sees” with objects their natural peripheral vision detects
February 4, 2022
Age-Related Macular Degeneration Devices Regenerative Medicine Retina
Clinical Research
Grantee

Two years ago, a Stanford researcher and his team showed that with a thin, pixelated chip and specially designed glasses, they could restore limited vision in the center of the visual field of patients suffering from macular degeneration. In a recent, follow-up study, the researchers found that this prosthetic vision naturally integrated with the patients’ peripheral vision, which was unaffected by the disease.

The patients could simultaneously identify the orientations of colored lines in the center and sides of their visual field. The results suggest that the treatment could be used to restore functional vision.