内镜下射频联合记忆合金支架治疗食管贲门重度癌性狭窄 ,给吞咽困难达滴水难进的重度狭窄 (Ｓｔｏｏｌｅｒ分级Ⅳ级 )患者提供了良好的治疗手段 ,使无法常规安置支架的病例得以顺利完成支架术 ,并使用射频治疗解除支架术后食管癌性再狭窄 ,提高支架术的疗效。我院自 1999年以来 Endoscopic radiofrequency combined with memory alloy stents for the treatment of severe cancerous stenosis of the esophagus and cardiomyopathy provides a good treatment for patients with severe stenosis (Stooler grade IV) with difficulty in swallowing and difficulty in routine placement of stents. Stenting, and the use of radiofrequency treatment to relieve postoperative esophageal cancer restenosis, improve the efficacy of stenting. Our hospital since 1999