Comparing Pain Relief Between Exparel® Injection vs. On-Q Catheter as the Postsurgical Analgesia Following Total Knee Arthroplasty (TKA)

The goal of this research project is to evaluate the effectiveness of a novel treatment to control pain after Total Knee Arthroplasty (TKA). The proposed approach to manage pain and eliminate risks associated with catheters is the use of Exparel injection into the joint at the time of surgery.

Inclusion Criteria:

1. Adults scheduled to undergo primary total knee replacement
2. Willing and able to provide informed consent