Figure 1

(A) Free the ureter, open the lateral pararectal space and medial pararectal space on both sides of the ureter. (B) Remove the left uterosacral ligament endometriosis nodule; (C) Open the rectum and uterine cavity, and chocolate-colored liquid flow out; (D) Divide the endometriosis nodule into two parts II; (E) Remove endometriosis nodules on the rectal side. The yellow tissue under the nodules was adipose tissue (safety boundary); (F) Remove the endometriosis nodules on the posterior vaginal wall. (MPS, Medial pararectal space; LPS, Lateral pararectal space).