2023-11-22 07:00:18
INTERVIEW – Optogenetics, retinal implants, sonogenetics… therapeutic approaches aimed at restoring vision are progressing day after day. Explanations from one of the world’s leading specialists in visual restoration.
LE FIGARO. – You were the first to partially restore the sight of a blind person, thanks to a revolutionary technique, theoptogenetics. what are the results?
Professor José-Alain SAHEL. – After more than ten years of research conducted at the Vision Institute by the company GenSight, we carried out a clinical trial on nine patients suffering from end-stage pigmentary retinopathy, therefore practically blind. The results in the first patient were published in 2021, and we are preparing a new publication including all the data. In summary, after treatment and long rehabilitation, he was able to see the white stripes of a protected passage and distinguish, catch and count objects.
High-resolution electroencephalograms revealed activation of the visual cortex during these tasks, proving the existence of brain decoding. More good news: there were no significant complications. However, some patients do not…
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