复习腹股沟区域的基本解剖，针对“腹股沟盒”后壁的无张力修补和针对“耻骨肌孔”的腹膜前无张力修补阐明两类腹股沟疝无张力修补理念及操作方法，对上述两类手术操作的要求、关键步骤和难点处理进行描述和讨论。希望外科医生通过自身的不断努力，掌握腹股沟疝无张力修补手术的规范化操作，以达到最佳的治疗效果。

Key points for tension-free repair of inguinal hernia                  CHEN Shuang，YANG Bin.  Department of Gastrointestinal Surgery, Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University, Guangzhou 510120, China
Corresponding author: CHEN Shuang, E-mail：sysusc@126.com
Abstract    Based on the basic anatomy of the inguinal region, the two types of inguinal hernia tension-free repair concept and operation are illustrated, which is tension-free repair of the posterior wall of “the inguinal box ”and“ myopectineal orifice" preperitoneal tension-free repair. Operating steps of the two types of surgery, key points and difficult processing are described and discussed.The authors wish surgeons endeavour to learn inguinal hernia tension-free repair in order to achieve the best efficacy of surgical treatment.