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Intracoronary Imaging With NIRS-IVUS to Characterize Arterial Plaques

Multimodality Advanced Intracoronary Imaging With Near-infrared Spectroscopy and Intravascular Ultrasound to Characterize Coronary Artery Plaques Before and After Percutaneous Intervention

Status
Completed
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT01694368
Acronym
NIRS-IVUS
Enrollment
500
Registered
2012-09-27
Start date
2011-11-30
Completion date
2021-09-30
Last updated
2025-08-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Coronary Artery Disease

Keywords

Near infrared spectroscopy; lipid core; vulnerable plaque

Brief summary

To characterize atherosclerotic coronary artery plaques using advanced intra-coronary imaging with a combined near-infrared spectroscopy and intravascular ultrasound catheter before and after percutaneous intervention

Detailed description

This study is being performed to characterize the composition and morphologic characteristics of atherosclerotic coronary artery plaques with intra-coronary near-infrared spectroscopy and intravascular ultrasound in patients undergoing percutaneous coronary intervention.

Interventions

None listed

Sponsors

Corewell Health West
Lead SponsorOTHER

Study design

Observational model
OTHER
Time perspective
PROSPECTIVE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

1. Subject is at \> 18 years of age 2. Subject presents to the catheterization laboratory to undergo clinically-indicated, invasive coronary angiography 3. Subject is willing and able to provide informed written consent 4. Subject is found to have ≥ 1 severe coronary artery stenosis by invasive angiography and percutaneous coronary intervention is planned for definitive treatment or found to have ≥ 1 intermediate coronary artery stenosis and IVUS planned for lesion assessment 5. Coronary anatomy is deemed suitable for combined NIRS-IVUS by the interventional cardiologist performing invasive angiography and intervention

Exclusion criteria

1. Subject is pregnant or suspected to be pregnant 2. Subject is unable to provide informed consent 3. Subject has coronary artery anatomy deemed by interventionalist as unsuitable for NIRS-IVUS

Design outcomes

Primary

MeasureTime frame
MACCE5 year

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Mar 2, 2026