Pre-emptive analgesia: performing a painless total knee arthroplasty.
D015360:Analgesia, Epidural / Q000379:methods*; D019645:Arthroplasty, Replacement, Knee / Q000379:methods*; D002408:Catheters, Indwelling; D006801:Humans; D010149:Postoperative Pain / Q000517:prevention & control*; D011292:Premedication; D011300:Preoperative Care; D013924:Thrombophlebitis / Q000453:epidemiology