食管癌性狭窄严重时 ,导丝能否通过狭窄段是食管内支架置入术能否成功的前提。 1998年 ,我们采用内镜微波烧灼扩张术后 ,放置支架治疗食管癌性完全性闭塞 2 4例 ,近期疗效满意。1　临床资料1 1　一般情况　 2 4例中 ,男 19例 ,女 5例 ;年龄 5 9～ 80岁。食管癌 2 0例 ,贲门癌 4 Esophageal cancer stenosis, the guide wire through the stenosis is the premise of esophageal stent placement can be successful. In 1998, we use endoscopic microwave ablation, placement of stents in the treatment of complete esophageal occlusion in 24 cases, the recent satisfactory results. 1 Clinical data 1 1 General 2 4 cases, 19 males and 5 females; aged 59 ~ 80 years old. 20 cases of esophageal cancer, cardiac cancer 4