# Pre-emptive Quadratus Lumborum Block for Laparoscopic Bariatric Surgery

> **NCT04294329** · NA · COMPLETED · sponsor: **Ain Shams University** · enrollment: 30 (actual)

## Conditions studied

- Pain
- Postoperative

## Interventions

- **PROCEDURE:** US-guided Quadratus lumborum block.
- **DRUG:** Bupivacaine
- **DRUG:** Saline

## Key facts

- **NCT ID:** NCT04294329
- **Lead sponsor:** Ain Shams University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2017-08-15
- **Primary completion:** 2020-03-15
- **Final completion:** 2020-03-31
- **Target enrollment:** 30 (ACTUAL)
- **Last updated:** 2020-08-25


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04294329

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04294329, "Pre-emptive Quadratus Lumborum Block for Laparoscopic Bariatric Surgery". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04294329. Licensed CC0.

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