Conclusion: It is important that ample prepartion for bowel, blood circulation of bowel is good, and double stapling device is skillful used and drainage tube is correctly placed.

• 结论：充分的肠道准备，良好的肠管血运，吻合口无张力及熟练运用双吻合器与正确放置引流管是预防吻合口瘘的主要措施。