作者: Sugantha Ganapathy , Ronald A. Wasserman , James T. Watson , John Bennett , Kevin P. Armstrong
DOI: 10.1213/00000539-199911000-00021
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摘要: We prospectively studied the continuous “modified” femoral three-in-one block for postoperative pain after total knee arthroplasty. Sixty-two patients undergoing elective arthroplasty under spinal anesthesia with bupivacaine (B) and fentanyl were randomized to receive 0.2% B, 0.1% or placebo