直肠癌是常见的癌肿，而低位直肠是直肠癌的最好发部位。直肠前切除低位吻合术是理想的保肛手术，双吻合器的应用提高了低位吻合的成功率。１９８０年Ｋｎｉｇｈｔ和Ｇｒｉｆｅｎ首先报道在直肠前切除低位吻合术中应用线型闭合器唐伟镖，男，５２岁，大学本科，副主任医师... Rectal cancer is a common cancer, and the lower rectum is the best site for rectal cancer. Low anastomosis with anterior rectal anastomosis is ideal for sphincter preserving surgery. The use of double stapler improves the success rate of low anastomosis. In 1980 Knight and Grifen first reported the use of linear closure in the low anastomoses for rectal anastomosis Tang Wei Ding, male, 52 years old, undergraduate, deputy chief physician...