A.哌替啶 B.連續(xù)硬膜外鎮(zhèn)痛 C.笑氣 D.布托非諾 E.腰交感神經(jīng)阻滯
A.雙側(cè)陰部神經(jīng)阻滯 B.宮頸旁阻滯 C.蛛網(wǎng)膜下腔阻滯 D.骶管阻滯 E.硬膜外阻滯
A.15~20mmHg B.20~25mmHg C.25~30mmHg D.35~40mmHg E.40~45mmHg