机器人直肠癌经自然腔道取标本手术的难点与对策

Difficulties and strategies of robotic natural orifice specimen extraction surgery for rectal cancer

  • 摘要: 直肠癌的外科治疗方式已从传统微创手术逐渐向更为快速康复与个体化的手术模式转变,其中机器人手术与经自然腔道取标本手术(NOSES)是近年来结直肠外科领域的研究热点。机器人直肠癌NOSES融合了机器人手术系统与NOSES的双重优势,多项研究已证实其在治疗直肠癌方面与传统微创手术比较,具有相似的安全性及肿瘤学疗效,同时在快速康复和术后切口并发症方面更具优势。但机器人直肠癌NOSES因完全在机器人操作系统下进行消化道重建,导致手术难度增大,腹腔内打开肠道会增加腹腔污染、肿瘤播散风险,以及经自然腔道取出标本困难等问题,为机器人直肠癌NOSES带来困难和挑战。笔者结合文献及团队临床实践经验,总结机器人直肠癌NOSES的难点及对策,旨在为该手术方式的进一步推广提供参考依据。

     

    Abstract: The surgical approach to rectal cancer has evolved from traditional minimally invasive procedures toward techniques that emphasize enhanced recovery and individualized treatment. Among these, robotic surgery and natural orifice specimen extraction surgery (NOSES) have become the focal points in colorectal surgery in recent years. Robotic NOSES for rectal cancer integrates the dual advantages of robotic system and NOSES. Numerous studies have confirmed that, compared with conventional minimally invasive surgery, robotic NOSES offers comparable safety and oncologic outcomes, while demonstrating superior benefits in terms of enhanced recovery and reduced post-operative incision‑related complications. However, robotic NOSES for rectal cancer presents consider-able difficulties and challenges, as performing digestive tract reconstruction entirely under robotic assistance increasing the complexity of the procedure, opening the bowel lumen intraabdominally raising the risk of peritoneal contamination and tumor dissemination, and difficulties associated with extracting the specimen through natural orifices. Drawing upon the literature and the clinical experience, the authors summarize the difficulties and corresponding strategies associated with robotic NOSES for rectal cancer, with the aim of providing valuable reference to support the wider application of this surgical approach.

     

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