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Comparison of Continuous Three-in-One Block and Intravenous Patient-Controlled Analgesia for Postoperative Pain after Total Knee Replacement
Korean Journal of Anesthesiology
Severe postoperative pain can delay knee rehabilitation and prolong the duration of convalescence after a total knee replacement (TKR). This study compared a continuous 3-in-1 block using a patient-controlled analgesia (PCA) technique and IV PCA for analgesia after a unilateral TKR. Methods: Forty patients scheduled for an elective TKR under spinal anesthesia were randomly divided into two groups. Group 1 received an IV PCA with butorphanol and ketorolac. Group 2 received a continuous 3-in-1doi:10.4097/kjae.2006.51.1.76 fatcat:r4hgacdkpnbojkdfiyvoi2wjjy