The 2014 FIFA World Cup opening ceremony
was one of the most spectacular of all time, when a young paraplegic Brazilian strode across the pitch and took the opening kick of the competition. This miraculous act was possible thanks to a mind-controlled robotic exoskeleton, which has been made by the Walk Again Project, a collaboration of universities including Duke University in the US and the Technical University of Munich. sensors in the feet of the suit that trick the brain into thinking the signals came from the real foot. Knowing that millions of people around the world will be watching these first steps, the makers of the suit have been perfecting the device’s balance. They hope to advance the technology to a stage that wheelchairs will eventually be replaced with exoskeletons, helping the paralysed to walk again.The operator wears a cap that is linked to a computer in the backpack of the suit. The cap picks up brain signals that are created when the user thinks of walking and a computer then converts this information into electrical commands, which then move hydraulic legs. The whole setup is stabilised by gyroscopes and is powered by a battery that sits in the backpack. When the user kicks the football, they’ll be able to actually feel it, thanks to
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