Rampinelli F, et al. - Researchers planned this study to assess the results of laparoscopic surgical treatment of bowel endometriosis with transvaginal resection of the rectum employing ultrasonic energy retrospective study. They recognized that for surgical management of severe pelvic endometriosis with bowel involvement, laparoscopically assisted vaginal resection of rectosigmoid colon affected by endometriosis using ultrasonically activated shears with mechanical intestinal anastomoses tension free was a safe and effective procedure.