Oldest? The Capua leg, which dates to 300 B.C., was known as the world's oldest prosthesis. Tabaketenmut, the daughter of a priest, lived at least 400 years earlier. But was the hallux functional?
Latest: Yes. Jacqueline Finch of the University of Manchester persuaded two right-big-toe amputees to walk around in sandals and a replica; it bore their weight and was comfortable. She says credit for the foundations of prosthetic science "should be firmly laid at the feet of the ancient Egyptians."