Localization of the external sphincter during operation for imperforate anus.
D001003:Anal Canal / Q000601:surgery*; D000768:Anesthesia, General; D001006:Anus, Imperforate / Q000601:surgery*; D004558:Electric Stimulation; D006801:Humans; D007231:Infant, Newborn; D008722:Methods; D010138:Pacemaker, Artificial