10 Cools Things People Have 3D Printed Which Revolutionized the World

3D-Printed Walking Aids

Humans aren’t the only ones dealing with crippling paralysis. Cats and dogs suffer spinal injuries too. But a conventional wheelchair just won’t do for your four-legged friends. If your pet lost their ability to walk because of an accident, 3D printers can whip up a walking device that provides them with the mobility that their hind legs no longer offer.