A 'bionic eye' may hold the key to returning sight to people left blind by a retinitis pigmentosa. A team at London's Moorfields Eye Hospital have carried out the treatment on the UK's first patients as part of a clinical study into the therapy. The artificial eye, connected to a camera on a pair of glasses, has been developed by US firm Second Sight. It said the technique may be able to restore a basic level of vision, but experts warned it was still early days.Full details @ http://news.bbc.co.uk/2/hi/health/7359282.stm
