Conclusions：Single-layer eversion choledochojejunostomy is easy to perform, the operative time is short, and is a safe, reliable and rational anastomotic procedure.

胆一层外翻合手术操作简单易行，手术时间短，且安全可靠，实为一种理合手术方式。

Conclusions Single-layer eversion choledochojejunostomy is easy to perform, the operative time is short, and is a safe, reliable and rational anastomotic procedure.

结论胆一层外翻合手术操作简单易行，手术时间短，且安全可靠，实为一种理合手术方式。