Methods: the defined daily dose (DDD) analysis was adopted for counting and analyzing the usage amount and DDDs value of narcotic analgesic drugs in our hospital from 2008 to 2010.
方法：采用限定日剂量(DDD)分析方法，对我院2008 ~ 2010年麻醉性镇痛药的使用数量、使用金额及用药频度进行统计分析。
Objective:To evaluate the analgesic effect in different ways of fraction dose radiotherapy in bone metastatic neoplasm.
目的：探讨不同分割剂量放疗对骨转移瘤的镇痛疗效。
To observe the analgesic effect and lumbar cerebrospinal fluid and serum kinetics of single dose solid lipid nanoparticles morphine(SLN-M) after epidural administration in rats.
观察并探讨硬脂酸纳米吗啡（SLN-M）单次注入大鼠硬膜外腔后的镇痛效应及用药后的药代动力学特点。
应用推荐