# Comparison of OSTAP, ESP Block,Injection of Local Anesthetic to Trocar Insertion for Elective Laparoscopic Cholecystectomy

> **NCT03719157** · NA · COMPLETED · sponsor: **Diskapi Yildirim Beyazit Education and Research Hospital** · enrollment: 100 (actual)

## Conditions studied

- Postoperative Pain
- Regional Anesthesia

## Interventions

- **PROCEDURE:** Unilateral ESP Block
- **PROCEDURE:** Unilateral OSTAP Block
- **PROCEDURE:** Injection of Local Anesthetic to Trocar Insertion
- **DRUG:** intravenous patient controlled analgesia

## Key facts

- **NCT ID:** NCT03719157
- **Lead sponsor:** Diskapi Yildirim Beyazit Education and Research Hospital
- **Sponsor class:** OTHER_GOV
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2019-04-01
- **Primary completion:** 2019-09-01
- **Final completion:** 2019-10-01
- **Target enrollment:** 100 (ACTUAL)
- **Last updated:** 2021-01-11


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03719157

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03719157, "Comparison of OSTAP, ESP Block,Injection of Local Anesthetic to Trocar Insertion for Elective Laparoscopic Cholecystectomy". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT03719157. Licensed CC0.

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