老年人晚期食管癌患者出现癌性狭窄时 ,常因肿瘤侵犯范围大 ,伴发心肺疾病或长期营养不良而不能手术切除 ,或采用保守疗法以延缓生命 ,或因进食困难而衰竭死亡。近年来国内先后开展了以金属支架治疗食管良、恶性病变所致的狭窄 ,在恢复吞咽功能 ,提高生活质量、延长生命中已充 When elderly patients with advanced esophageal cancer have cancerous stenosis, they often have a large range of tumor invasion, are associated with heart or lung disease, or have chronic malnutrition and cannot be surgically removed, or use conservative treatments to delay life, or fail due to eating difficulties and die. In recent years, a series of metal stents have been used to treat stenosis caused by benign and malignant esophageal lesions, which have been restored during swallowing, improving quality of life, and prolonging life.