常見例句雙語例句Background: Continuous femoral or lumbar plexus blocks have been demonstrated to provide effective postoperative analgesia of the lower extremity following total joint arthroplasty.背景：已經(jīng)證明持續(xù)股神經(jīng)阻滯或者腰叢阻滯可以有效的提供下肢關(guān)節(jié)置換術(shù)后疼痛的管理。 返回 femoral plexus