# Validation Of Quantitative Flow Ratio (QFR) - Derived Virtual Angioplasty

> **NCT04200469** · NA · UNKNOWN · sponsor: **Hospital Clínico Universitario de Valladolid** · enrollment: 100 (estimated)

## Conditions studied

- Coronary Occlusion

## Interventions

- **DIAGNOSTIC_TEST:** Quantitative Flow Ratio (QFR) measurement

## Key facts

- **NCT ID:** NCT04200469
- **Lead sponsor:** Hospital Clínico Universitario de Valladolid
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2020-01-01
- **Primary completion:** 2021-12-31
- **Final completion:** 2022-01-31
- **Target enrollment:** 100 (ESTIMATED)
- **Last updated:** 2021-09-24


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04200469

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04200469, "Validation Of Quantitative Flow Ratio (QFR) - Derived Virtual Angioplasty". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT04200469. Licensed CC0.

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