NURSING ANM AND GNM

Detailed explanation-1: -Trephination, also known as trepanning, trepanation or burr holing, is one of the oldest surgical procedures known to humanity and refers to a surgical procedure in which a circular piece of bone is drilled and excised, most commonly from the human skull .

Detailed explanation-2: -According to the French physician Paul Broca, ancient physicians were quite familiar with trepanation in which a hole was made in the skull by cutting or drilling it. They did so to alleviate pressure on the brain following an injury to the head, or to release evil spirits from the heads of mentally ill people (4).