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.
目的观察术后硬膜外自控镇痛（PCEA）对全髋置换术患者的血液流变学的影响。
Objective To investigate the effect of postoperative patient controlled epidural analgesia(PCEA) on the hemorheology after total hip replacement surgery.
目的观察术后硬膜外自控镇痛（PCEA）对全髋置换术患者的血液流变学的影响。
Objective To investigate the effect of postoperative patient controlled epidural analgesia(PCEA) on the hemorheology after total hip replacement surgery.
应用推荐