This is a prospective, randomized controlled trial of patients undergoing minimally invasive transforaminal lumbar interbody fusion. This study will randomize patients into one of two groups: erector spinae plane (ESP) block and no ESP block.
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AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
24-hour oral morphine milligram equivalents (OMEs)
Timeframe: 24 hours postoperatively