连续硬膜外镇痛需要补救镇痛者约5%，静脉镇痛补救镇痛者约10%。

Rescue analgesia was required in only 5% of CEA, While up to 10% of CIA need rescue analgesia.

youdao

结论：连续硬膜外镇痛可明显改善术后肺功能，促进肺内氧合，是一种较好的术后镇痛方法。

Conclusion: Continuous epidural analgesia could improve pulmonary function after operation and promote oxygenation in lung, so it is a good postoperative analgesia method.

youdao

目的测定围术期外周血T淋巴细胞亚群的变化，旨在探讨术中及术后连续硬膜外镇痛对免疫功能的影响。

Objective To investigate the influences of continuous epidural analgesia on immune function, authors observed the changes of peripheral blood T lymphocyte subsets during perioperative period.

youdao