Serious complications were 12 cases(0.12%)of bi1e duct injury, 4 cases(0.04%)of colon injury, 8 cases(0.08%)of massive haemorrhage, and 25 cases (0.25%)of bile leakage.

• 严重并发症胆道损伤12例(0.；12%25)；横结肠损伤4例(0