# The Feasibility of Performing Erector Spinae (ESP) Nerve Block in Bariatric Patients; a Case Series Study

> **NCT04477525** · PHASE2 · WITHDRAWN · sponsor: **Montefiore Medical Center**

## Conditions studied

- Nerve Pain

## Interventions

- **PROCEDURE:** Ultrasound Guided Erector Spinae Plane (ESP) Nerve Block
- **DRUG:** Bupivacaine Injection

## Key facts

- **NCT ID:** NCT04477525
- **Lead sponsor:** Montefiore Medical Center
- **Sponsor class:** OTHER
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** WITHDRAWN
- **Start date:** 2021-06-22
- **Primary completion:** 2022-06
- **Final completion:** 2022-06
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** PI changed hospital center
- **Last updated:** 2021-06-08


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04477525

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04477525, "The Feasibility of Performing Erector Spinae (ESP) Nerve Block in Bariatric Patients; a Case Series Study". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT04477525. Licensed CC0.

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