Obstetrics and Gynæcology

, . os dilated with laminaria tents, and subsequently with iegar s dilators.^ The cervix is tlien drawn down to the vulva, and the cervical canal divided into four pyramidal sections, with their base at tie external os. The mucous membrane and some surrounding tissue is then removed, leaving a conical cavity with its base at the external and its summit at the internal os. Into this cavity is placed a modified Championniere tube, with a wider flange at its outer end, and provided with two holes for ligatures to fix it in situ, the tube being surrounded with iodoform gauze. This tube is removed on the tenth day, when ie wound is healed, the mucous membrane reproduced, and the cervical canal remains patent, without any tendency to contraction.