[Anatomic basis of the Lockhart-Mummery procedure in the treatment of total rectal prolapse in children].

From four pelvic cavities of adults (2 males and 2 females) and one of neonate the authors studies structures between rectum ventrally and sacrum dorsally. Always they found an avascular space behind the perirectal fascia in which were embedded arteries of rectum and above the presacral fascia with inside median sacral artery and sympathic trunks. This avascular space permit to made there surgically procedures such Lockart-Mummery to attach rectum to sacrum.