# Comparison of Bi-level Erector Spine Plane Block and Combined Pectoral I-II Block in Breast Surgery

> **NCT04689581** · NA · COMPLETED · sponsor: **Kocaeli University** · enrollment: 70 (actual)

## Conditions studied

- Postoperative Pain
- Analgesia

## Interventions

- **OTHER:** Ultrasound guided bi-level erector spinae plane block
- **OTHER:** Ultrasound guided modified pectoral nerve block

## Key facts

- **NCT ID:** NCT04689581
- **Lead sponsor:** Kocaeli University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2020-01-01
- **Primary completion:** 2021-01-10
- **Final completion:** 2021-01-15
- **Target enrollment:** 70 (ACTUAL)
- **Last updated:** 2021-06-29


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04689581

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04689581, "Comparison of Bi-level Erector Spine Plane Block and Combined Pectoral I-II Block in Breast Surgery". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04689581. Licensed CC0.

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