Abdomino-anal resection of the rectum with the descending is not an alternative variant of the intra-abdonimal resection with suturing devices. Each of these methods has indications and contraindications. In treatment of rectum carcinoma the observation of oncological principles is thought to be principal. The abdomino-anal resection of the rectum with the descending gave best results when the tumor was localized at the level of 6-7 cm from the anus. The application of the proposed modification might reduce the number of complications and lethality.