aerolegCaptain Stewart McQuillan, a paraplegic from the United Kingdom’s Royal Air Force, whose father and grandfather before him were also pilots, may very well be the most famous paralyzed pilot in the world, and he’s been working hard to make it easier for other pilots with disabilities to fly.

McQuillian, who is also an electric engineer, invented the Aeroleg, a robotic leg for pilots with disabilities. It allows pilots who are paraplegics like Captain McQuillan to fly aircraft they could never fly before because of their inability to move their legs.

Helicopters (by far the trickiest), gliders and fixed-wing are just some of the planes/aircraft the Aeroleg will open up to pilots with disabilities, and what’s even cooler is that it’s already been approved by the FAA.

Here’s how it works: