Tiny Wireless Device Powers Itself Through Bloodstream

Engineers at Stanford University have demonstrated how a tiny, externally controlled, wirelessly-powered medical device, is able to propel itself through blood, in a manner reminiscent of the 1966 film Fantastic Voyage, where a microscopic submarine and scientific crew are injected into the bloodstream of a man...

Source: http://www.medicalnewstoday.com/articles/243921.php

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