Intravenous Lidocaine for Postoperative Analgesia in 90 patients After Total Knee Arthroplasty and Limb Fractures.

BACKGROUND The aim of this research was to investigate the analgesic effects of intravenous lidocaine on postoperative pain management in orthopedic patients after total joint arthroplasty and fractures of the limbs and to compare lidocaine efficacy between these orthopedic surgical procedures. MATERIAL AND METHODS Ninety patients scheduled for elective orthopedic surgery were recruited: 46 patients with total knee arthroplasty, and 35 patients with femoral fractures. Patients in the lidocaine group received lidocaine during the induction phase of anesthesia as a bolus injection of 1.