Extradual

常见例句

CT-myelography was performed to delineate more clearly the bony and soft tissue anatomy,and could determine whether lesions were medullary,intradual or extradual in location.
计算机体层摄影（CT）从横断面观察脊柱的病变，但较局限，不易观察椎管内CT值相似的软组织病变。
Objective To investigate the influence of using extradual autocontrol analgesia on urinary retention after cesarean section(CS) and find the best moment for withdrawing catheterization.
目的探讨剖宫产术后使用自控镇痛微量泵给药对术后尿潴留的影响,寻找拔除导尿管时机。
Extradual analgesia
硬膜外镇痛
lumbar extradual anaesthesia
腰椎硬膜外麻醉