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A simple retinal prosthesis is being developed in hope that it can restore sight to blind people...
Original Article: Artificial retina may restore sightNEXT ARTICLE
Arthroplasty is a surgical procedure to restore the integrity and function of a joint. A joint can be restored by resurfacing the bones. An artificial joint (called a prosthesis) may also be used. Various types of arthritis may affect the joints. Osteo...