Continuous Erector Spinae Plane Blocks to Treat Pain Following Percutaneous Nephrolithotomy

Phase 4, randomised, triple-blind trial of bupivacaine in acute postoperative pain (2 arms), sponsored by University of California, San Diego. Primary endpoints: Mean of the 'Average' Pain at Rest on Postoperative Days 1 and 2 at Day 2 and Total Opioid Consumption From Recovery Room Discharge Until Postoperative Day 2. Started Mar 2022; status: completed.