# PVI vs ESP Block for Reducing Bleeding and Postoperative Pain in Lumbar Fusion Surgery.

> **NCT07550114** · NA · RECRUITING · sponsor: **Fundació Institut de Recerca de l'Hospital de la Santa Creu i Sant Pau** · enrollment: 62 (estimated)

## Conditions studied

- Surgical Blood Loss
- Postoperative Pain
- Lumbar Spinal Fusion Surgery

## Interventions

- **PROCEDURE:** Periarticular vasoconstrictor infiltration (PVI)
- **PROCEDURE:** Erector Spinae Block (ESP)

## Key facts

- **NCT ID:** NCT07550114
- **Lead sponsor:** Fundació Institut de Recerca de l'Hospital de la Santa Creu i Sant Pau
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2026-01-08
- **Primary completion:** 2028-01-08
- **Final completion:** 2028-03-01
- **Target enrollment:** 62 (ESTIMATED)
- **Last updated:** 2026-04-24


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07550114

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07550114, "PVI vs ESP Block for Reducing Bleeding and Postoperative Pain in Lumbar Fusion Surgery.". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT07550114. Licensed CC0.

---

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