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Drilling a hole in your head to let the spirits out
humors: not . 1. demonological model: (began in stone age) idea that evil spirits would get trapped in your skull and they would need to drill a hole in your skull to let the evil spirits out 2. skull to the surface of the brain might be carried out to treat a. 16 thg 5, Trepanation is the ancient practice of drilling a hole in the skull. Mar 5, Trepanation, the practice of drilling a hole in your head to let your brain "breath", was used to treat ailments like headaches, epilepsy, or . It is performed by a physician or surgeon to relieve the pain associated with a subungual hematoma (blood under the nail); a small amount of blood is expressed through the hole and the pain associated with the pressure is partially alleviated. The procedure of drilling a hole through a fingernail or toenail is also known as trephination. Restraint rather than anesthesia is used. The hole in the skull is usually made by scraping with a sharp knife with a curved tip to avoid injuring the dura. According to Margetts, it is not done for "psychosis, epilepsy, dizziness or spirit possession." The operation is carried out by general practitioners of medicine and takes a few hours. About 30 years later, in , the Portuguese neurologist . Aug 07, · Before, doctors weren't really lobotomizing, they were simply poking holes in skulls and prodding around a bit. 7 thg 8, Like letting the air out of a brimming balloon, the procedure was thought to release evil, pain-inducing spirits locked within.