Clinical Trial

SPSIP Block Versus ESP Block for Chronic Pain After Unilateral Breast Surgery

Study acronym: SPES-CPSP
Recruiting
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Summary
This prospective, randomized, assessor-blinded study will compare serratus posterior superior intercostal plane block and erector spinae plane block in adult female patients undergoing unilateral breast surgery. The primary outcome is chronic postoperative pain at 3 months, assessed using the Brief Pain Inventory-Short Form.
Protocol Amendment History 1 change
critical Recruitment opened 2026-08-07
Trial Details
NCT Number NCT07674836
Lead Sponsor Engin Çetin
Conditions Postoperative Pain, Opioid Use
Enrollment 90 participants
Start Date 2026-07-01
Primary Completion 2026-12-01 (estimated)
Study Completion 2026-12-01 (estimated)
Updated on ClinicalTrials.gov 2026-08-06