腹腔镜低位直肠癌根治术经肛门套入式吻合23例

Chinese Journal of General Surgery(2014)

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Abstract
目的 探讨腹腔镜低位直肠癌经肛门根治切除套入式吻合保肛术的安全性、可行性以及临床疗效.方法 对23例低位直肠癌行腹腔镜下经肛门根治切除行套入式吻合保肛术.男11例,女12例.年龄36 ~ 78(平均59.8)岁.肿瘤距肛缘5~7 cm 20例,4cm3例,术前评估T1N0 M016例,T2N0 M07例.采用中间入路,用超声刀沿乙状结肠系膜根部游离并裸化肠系膜下动静脉根部后,将其施夹并切断.按TME原则,游离直肠至肛管直肠环达肿瘤远端3~5 cm,会阴部手术距齿状线上1 cm处环型切开,沿黏膜下锐性向上剥离至提肛肌平面切断直肠,将直肠及远端乙状结肠一并从肛门移出体外切除,行套入式近端结肠全层与直肠黏膜及肠黏膜下吻合.结果 23例手术平均时间为183 min,腹部手术时间约为132 min,经肛门套入式吻合手术时间为51 min;平均检出淋巴结13枚;术后发生吻合口瘘1例,行临时结肠造口3个月后还纳愈合.术后病理学检查:T1-2N0M0 14例,T2N1M09例.术后排便次数较多,术后6个月患者排便功能基本恢复正常,随访1~ 36个月,平均23个月,局部无肿瘤复发.结论 腹腔镜低位直肠癌根治经肛门切除标本,行套入式吻合保肛术,安全可行,且腹部无手术切口,达到完全微创、无瘢痕,有较好的临床效果.
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Key words
Rectal neoplasms,Laparoscopes,Anus-preserving rectectomy,Telescopic colorectal mucosal anastomosis
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