A chip for an eye

时间:2019-03-06 06:13:10166网络整理admin

By Duncan Graham-Rowe A TINY silicon chip that mimics the way the human retina works was implanted into three blind patients in Illinois last week. If successful, the technology could partially restore vision in a simple one-off operation. Requiring no batteries or even wiring, the chip differs from other recent efforts to produce eye implants, because it doesn’t need an external camera to do the “seeing”. Instead, the artificial silicon retina (ASR), developed by brothers Alan and Vincent Chow of Optobionics near Chicago, is completely self-contained. Delicately placed just beneath the surface of the retina,