[Pain control with local infiltration transsurgical in postoperative total knee replacement].

Introduction: 15-20% of patients undergoing total knee arthroplasty were not satisfied and the most common causes were residual pain and limited function. Epidural analgesia or peripheral nerve blocks have traditionally been used as analgesia.

Objective: To evaluate the efficacy of infiltration with epinephrine, ketorolac, morphine and ropivacaine solution in postoperative total knee replacement patients.