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Medical Innovations: Eyewear
New inventions and discoveries continuously change the face of healthcare across the globe. Smallpox vaccination, penicillin, in vitro fertilisation, magnetic resonance imaging - the list is long.
But what's next? Do it yourself spectacles, build your own toilets, social media, a biobank of health data?
These four ideas were voted on at last month's BMJ Innovation Expo conference in London, where a panel of experts debated which one is most likely to make the biggest impact on healthcare by 2020. Discover the winning idea by reading Sabreena Malik's round up of the day.
This first film shows the work of Josh Silver, inventor of the world's first self adjustable spectacles, which he hopes will bring corrective eyewear to those who need it for about £1 (€1.1; $1.6) - and without the need for eyecare professionals.