Conclusion Circular stapler can be used safely and reliably in upper digestive tract surgery, and the stapled anastomosis is an effective technique to reduce the incidence of anastomotic leakage.

• 结论消化道圆型吻合器在上消化道重建手术中是安全可靠的,机械吻合是减少术后吻合口瘘的有效技术。