# Perioperative Opioid-sparing Effect of Retrosuperior Costotransverse Ligament Block Versus Erector Spinae Block in Laparoscopic Cholecystectomy

> **NCT07276646** · NA · RECRUITING · sponsor: **Zagazig University** · enrollment: 80 (estimated)

## Conditions studied

- Perioperative Analgesia

## Interventions

- **PROCEDURE:** Retrosuperior costotransverse ligament block group
- **PROCEDURE:** Erector spinae block group

## Key facts

- **NCT ID:** NCT07276646
- **Lead sponsor:** Zagazig University
- **Sponsor class:** OTHER_GOV
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2025-12-10
- **Primary completion:** 2026-06-10
- **Final completion:** 2026-07-10
- **Target enrollment:** 80 (ESTIMATED)
- **Last updated:** 2025-12-12


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07276646

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07276646, "Perioperative Opioid-sparing Effect of Retrosuperior Costotransverse Ligament Block Versus Erector Spinae Block in Laparoscopic Cholecystectomy". Retrieved via AI Analytics 2026-07-17 from https://api.ai-analytics.org/clinical/NCT07276646. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*