Objective:To evaluate the clinical effect of intercostals nerve freezing analgesia after esophagectomy for patients.Method:157 patients with esophageal carcinoma were selected in our department from February 2010 to June 2012,they were were randomly divided into three groups.Intercostal nerve cryoanalgesia group(n=65):it was treated with freezing intercostal nerve pain in surgery,each root intercostals nerve freezing temperature was about-57 ℃,the freezing time was 90 s.Analgesia pump group(n=51):it was tre...