结肠直肠外科是一个成熟并不断进步的学科。尤其是近20年,腹腔镜技术在结肠直肠癌的手术中广泛开展。研究表明腹腔镜辅助结肠直肠癌根治术,无论是近期效果还是远期肿瘤根治性都是安全的 ~([1])。于是业界开始将注意力更多地放在微创和美观上。经自然孔道标本拖出术(natural orifice specimen extraction,NOSE)应运而生。早在1993年,Franklin Colorectal surgery is a mature and progressive discipline. Especially in the past 20 years, laparoscopic technique is widely used in colorectal cancer surgery. Studies have shown that laparoscopic-assisted radical resection of colorectal cancer, both the short-term effect and long-term tumor radicality are safe ~ ([1]). So the industry began to focus more on minimally invasive and aesthetic. The natural orifice specimen extraction (NOSE) came into being. As early as 1993, Franklin