Incan skull surgery By Bruce BowerApril 25th, 2008 Holes in ancient skulls reflect skilled medical careHealing Hole in the HeadANCIENT SURGERY A new analysis of ancient skulls reveals skills of Incan healers in cranial cutting.Valerie AndrushkoWhen Incan healers scraped or cut a hunk of bone out of a person’s head, they meant business. Practitioners of this technique, known as trepanation, demonstrated great skill more than 500 years ago in treating warriors’ head wounds and possibly other medical problems, rarely causing infections or killing their patients, two anthropologists find. Trepanation emerged as a promising but dangerous medical procedure by about 1,000...