Prosthetic Limb Researcher - Masahiro Kasuya In Switzerland this fall, athletes and the technologies behind their prosthetic limbs were put to the test at the world's first Cybathlon. The competition attracted researchers from around the world. Masahiro Kasuya brings 2 innovative technologies: a prosthetic hand that allows control of each finger individually and a technology that allows people paralyzed from the waist down to pedal a bicycle. Meet the young researcher who hopes to eliminate physical barriers from around the world.