In this study, based on the hypothesis that dexmedetomidine administered intraoperatively for sedation can reduce postoperative pain than that of propofol, the investigators examined the ability of dexmedetomidine to reduce postoperative pain in in patients undergoing the total knee arthroplasty.
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AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
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Timeframe: Postoperative 24 hours