Low ligation has a lower anastomotic leakage rate after rectal cancer surgery

Figure 1 Laparoscopic anterior resection of a rectal tumor with high ligation of the inferior mesenteric artery, division and ligation of the inferior mesenteric artery at its origin of the aorta. IMA: Inferior mesenteric artery.

Figure 2 Laparoscopic anterior resection of a rectal tumor with low ligation of the inferior mesenteric artery, the lymph nodes in the triangular area of the inferior mesenteric artery, left colic artery, and aorta were completely swept. IMV: Inferior mesenteric vein; LCA: Left colic artery; IMA: Inferior mesenteric artery.