# Investigating the Utility of Remote Index of Microvascular Resistance in Patients With Chronic Total Occlusion

> **NCT04226326** · NA · COMPLETED · sponsor: **University of Chicago** · enrollment: 4 (actual)

## Conditions studied

- Chronic Total Occlusion

## Interventions

- **OTHER:** Directly measure microvascular function using direct coronary flow measurements

## Key facts

- **NCT ID:** NCT04226326
- **Lead sponsor:** University of Chicago
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2020-01-15
- **Primary completion:** 2023-07-17
- **Final completion:** 2023-07-17
- **Target enrollment:** 4 (ACTUAL)
- **Last updated:** 2023-08-24


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04226326

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04226326, "Investigating the Utility of Remote Index of Microvascular Resistance in Patients With Chronic Total Occlusion". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04226326. Licensed CC0.

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