Smart pills are ingestible medical devices consisting of elements such as sensors, cameras, patches and trackers that help in better diagnostics and monitoring. These unique devices can be easily swallowed and offer a non-invasive thorough examination of the gastrointestinal (GI) tract
http://www.medgadget.com/2015/10/smart-pills-transforming-the-diagnostics-and-healthcare-market.html
Smart Pills transforming the Diagnostics and Healthcare Market