Results: In our study, the average operative time was 161 ± 43 minutes, the average abdominal incision length was 5, 5 ± 1, 4 (cm), the mean intraoperative blood loss was 35, 4 ± 15, 4 ml, the number of lymph node was 12, 5 ± 6, 7, the proximal and distal margin were 17, 3 and 15, 6 (cm).