患者送入手術(shù)室前應(yīng)囑其排空膀胱,以防止術(shù)中尿床和術(shù)后尿潴留;對盆腔或疝手術(shù),排空膀胱有利于手術(shù)野顯露和預(yù)防膀胱損傷。危重患者或復(fù)雜大手術(shù),均需于麻醉誘導(dǎo)后留置導(dǎo)尿管,以利觀察尿量。    （共 90 字）     [閱讀本文] >>