The goal of this interventional study is to is to compare the effect of a tap block versus a
placebo in patients undergoing anterior lumbar spine surgery.
The main question it aims to answer :
• whether tap block can reduce the need for postoperative pain medication Participants will
be randomized into two groups and all postoperative pain medication will be recorded over 3
days.
Researchers will compare tap block vs placebo to see if it reduces postoperative pain.