的患者行静脉自控镇痛 Patient-controlled an algesia ; PCIA
患者静脉自控镇痛 patient controlled intravenous analgesia
目的观察雷莫司琼预防术后患者自控静脉镇痛（PCIA）期间恶心呕吐的防治效果及安全性。
Objective To observe the efficacy and safety of ramosetron for preventing nausea and vomiting during postoperative patient controlled intravenous analgesia(PCIA).
目的比较经静脉注射病人自控镇痛(PCIA)和经硬膜外病人自控镇痛(PCEA)在开胸手术患者的应用效果。
Objective To compare the usage effect of patient Control Injection Ache (PCIA) and patient Control Extradural Ache (PCEA) in open-chest operation patients.
目的观察自控静脉镇痛法用于经鼻蝶入路垂体瘤切除术后患者的镇痛效果，以及对患者意识、临床指标的影响。
Objective: to investigate the effect of patient-controlled intravenous analgesia (PCIA) using tramadol on cytokines in plasma of patients after surgery of gastrointestinal carcinoma.
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