The Role of Liposomal Bupivacaine in Reduction of Postoperative Pain After Transforaminal Lumbar Interbody Fusion: A Clinical Study.

Background: Postoperative pain after transforaminal lumbar interbody fusion (TLIF) is a barrier to early mobility. Intraoperative local infiltration of anesthetic agents is standard practice to alleviate postoperative pain. Liposomal formulations may prolong the action of these anesthetic agents.