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I'm blinking fine

发布时间:2019-03-08 02:02:17来源:未知点击:

An artificial eyelid that blinks in a natural and convincing way has been fitted to a patient who lost an eye and eyelid after surgery to remove a tumour (The Lancet, vol 353, p 1493). The latex device is triggered by a muscle signal from an implant in the patient’s remaining eyelid and is powered by a tiny battery hidden behind the glass eye. A tiny motor opens the lid and the elastic properties of the latex close it again. Some 300 000 test blinks carried out at the Humboldt University in Berlin, where it was developed,