This is a randomized, double blinded, standard of care controlled clinical trial. All adult patients over eighteen desiring total knee arthroplasty will be eligible. The study compares pain control, opioid consumption, and physical exam findings in patients undergoing total knee arthroplasty between patients receiving adductor canal block and those who receiving periarticular injection alone.
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Post-operative pain level (Visual Analog Scale)
Timeframe: Through study completion, an average of 3 days
Knee flexion and extension Range of Motion (ROM)
Timeframe: Through study completion, an average of 3 days
Distance Walked (meters)
Timeframe: Through study completion, an average of 3 days
Pain with Ambulation (VAS)
Timeframe: Through study completion, an average of 3 days