Prosthetic Devices Left and right trans-radial prosthesis created by practitioner Dann Goodnough Left and right trans-radial prosthesis created by practitioner Dann Goodnough Internal view of myoelectric prosthetic hand, with cosmetic cover. Trans-humeral prosthesis, body powered elbow Below knee prosthetic leg with limb protector created by practitioner Dann Goodnough Right and left below knee (transtibial) prosthesis created by Dann Goodnough Intermediate phase below knee prosthesis with diagnostic socket. Foot shell removed. Created by Practitioner Dann Goodnough Above knee prosthesis with special alignment for hemiplegic individual. Created by practitioner Dann Goodnough Before and After: Right is 30 year old prosthetic exoskeltal limb. Left, new high activity above knee prosthesis.