Objective To provide basis for nursing of patient controlled intravenous analgesia (PCIA).

目的为静脉自控镇痛(PC IA)的护理提供依据。

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The patients in the experimental group used the PCIA, while the patients in the control group used the traditional analgesia.

实验组采用静脉自控镇痛法术后镇痛；对照组采用传统镇痛法术后镇痛。

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The patients of PCIA group got better analgesic effects, lower sedative degree, less adverse reaction, and had greater satisfaction.

PCIA组镇痛效果较好，镇静程度较低，不良反应发生率低，病人满意率高。

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