# Persistent Post-Lumbar Surgery Pain Syndrome (PSPS) Type II is a Common Condition Encountered in Pain Units, With Limited Available Therapeutic Options. Epidural Pulsed Radiofrequency (PRF) Administered Via Catheter Has Demonstrated Greater Efficacy Compared to the Transforaminal Approach. This Rand

> **NCT07156513** · NA · COMPLETED · sponsor: **Puerta de Hierro University Hospital** · enrollment: 131 (actual)

## Conditions studied

- Persistent Spinal Pain Syndrome Type II
- Failed Back Surgery Syndrome
- Chronic Low Back Pain
- Post-Laminectomy Syndrome

## Interventions

- **PROCEDURE:** Epidural Pulsed Radiofrequency
- **DRUG:** Betamethasone (Epidural Corticosteroid Injection)

## Key facts

- **NCT ID:** NCT07156513
- **Lead sponsor:** Puerta de Hierro University Hospital
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2021-01-02
- **Primary completion:** 2024-03-30
- **Final completion:** 2024-04-02
- **Target enrollment:** 131 (ACTUAL)
- **Last updated:** 2025-09-05


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07156513

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07156513, "Persistent Post-Lumbar Surgery Pain Syndrome (PSPS) Type II is a Common Condition Encountered in Pain Units, With Limited Available Therapeutic Options. Epidural Pulsed Radiofrequency (PRF) Administered Via Catheter Has Demonstrated Greater Efficacy Compared to the Transforaminal Approach. This Rand". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT07156513. Licensed CC0.

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