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Photovoltaic retinal prosthesis is a technology for restoration of sight to patients blinded by degenerative retinal diseases, such as retinitis pigmentosa and age-related macular degeneration (AMD), when patients lose the 'image capturing' photoreceptors, but neurons in the 'image-processing' inner retinal layers are relatively well-preserved. [1]
It is used as a visual prosthesis to improve the vision of people with severe cases of retinitis pigmentosa. The Argus II version of the system was approved for marketing in the European Union in March 2011, and it received approval in the US in February 2013 under a humanitarian device exemption. The Argus II system costs about US$150,000 ...
Optimal candidates for retinal implants have retinal diseases, such as retinitis pigmentosa or age-related macular degeneration. These diseases cause blindness by affecting the photoreceptor cells in the outer layer of the retina, while leaving the inner and middle retinal layers intact.
It’s time to invest in the best sunglasses brands for men. Inside, shop our favorite sunglasses brands, including Oliver Peoples, Ray-Ban, Persol, and more. The 25 Best Sunglasses Brands to Wear ...
Using the best materials available, sometimes even precious, prices range from $700 to $2000. Materials: Gold-plated titanium and acetate 100% UVA/UVB protection
Summer is here and it's finally time to update your sunglasses collection. If you want to pick up a new pair (or two) but don’t know where to start, check out our guide to which sunnies look the ...
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