Unknown OBSERVATIONAL NCT03641898

Intravascular Ultrasound-derived Assessment of Hemodynamically Negative Lesions in NSTEACS Patients (IMPACT-NSTEACS)

Intravascular Ultrasound-derived Morphometric Assessment of Fractional Flow Reserve Negative Lesions to Predict Cardiovascular Outcomes in Non-ST-segment Acute Coronary Syndrome Patients

Sponsor: Tianjin Chest Hospital

Conditions Non-ST-segment Acute Coronary Syndrome

Interventions FFR-guided PCI Intravascular ultrasound

Updated 8 times since 2018 Last updated: Jul 9, 2019 Started: Oct 20, 2018 Primary completion: Oct 31, 2023 Completion: Oct 31, 2025

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This observational or N/A phase trial investigates Non-ST-segment Acute Coronary Syndrome and is currently ongoing. Tianjin Chest Hospital leads this study, which shows 8 recorded versions since 2018 — indicating limited longitudinal coverage. Heart and vascular conditions benefit from the kind of long-term tracking this trial provides.

Status Flow

Change History

8 versions recorded

Dec 2025 — Present [monthly]

Unknown

Status: Recruiting → Unknown
Sep 2024 — Dec 2025 [monthly]

Recruiting
Jul 2024 — Sep 2024 [monthly]

Recruiting
Jan 2021 — Jul 2024 [monthly]

Recruiting
Aug 2019 — Jan 2021 [monthly]

Recruiting

Status: Active Not Recruiting → Recruiting

▶ Show 3 earlier versions

Dec 2018 — Aug 2019 [monthly]

Active Not Recruiting

Status: Not Yet Recruiting → Active Not Recruiting
Nov 2018 — Dec 2018 [monthly]

Not Yet Recruiting
Sep 2018 — Nov 2018 [monthly]

Not Yet Recruiting

First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Tianjin Chest Hospital

Data source: Tianjin Chest Hospital

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

• Tianjin, China