Bionic Limbs Blur the Lines of Disability Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email Retired U.S. Army Sergeant Juan Arredondo, a veteran of the war in Iraq, wears the world's first bionic hand with independently moving fingers July 23, 2007 in New York City. ( Mario Tama / Getty ) Produced by Ellen Frankman Produced by PRI and WNYC