# Erector Spinae Plane Block vs Erector Spinae Plane Block With Serratus Anterior Plane Block in Thoracic Surgery

> **NCT04349774** · PHASE4 · WITHDRAWN · sponsor: **Anna Uskova**

## Conditions studied

- Pain, Postoperative

## Interventions

- **DRUG:** Control Group - ESP block with SAP block
- **DRUG:** Treatment Group - ESP block with SAP normal saline

## Key facts

- **NCT ID:** NCT04349774
- **Lead sponsor:** Anna Uskova
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** WITHDRAWN
- **Start date:** 2022-10-01
- **Primary completion:** 2023-06-01
- **Final completion:** 2023-12-30
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** Study was never initiated due to COVID-19
- **Last updated:** 2022-11-14


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04349774

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04349774, "Erector Spinae Plane Block vs Erector Spinae Plane Block With Serratus Anterior Plane Block in Thoracic Surgery". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT04349774. Licensed CC0.

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