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Effect of FFR Guided Percutaneous Coronary Intervention in Coronary Tandem Lesions

A Multicenter, Prospective Cohort to Evaluate the Effect of FFR Guided Percutaneous Coronary Intervention in Coronary Tandem Lesions

Status
Terminated
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT02797561
Acronym
IRISFFRTandem
Enrollment
438
Registered
2016-06-13
Start date
2016-07-25
Completion date
2026-04-13
Last updated
2026-04-15

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

Conditions

Percutaneous Transluminal Coronary Angioplasty

Keywords

Fractional flow reserve, Tandem, Percutaneous Coronary Intervention

Brief summary

The purpose of this study is to evaluate the effect of FFR (Fractional flow reserve) guided Percutaneous Coronary Intervention in coronary tandem lesions.

Interventions

OTHER5 year Follow-up

Sponsors

Seung-Jung Park
Lead SponsorOTHER
CardioVascular Research Foundation, Korea
CollaboratorOTHER

Study design

Observational model
COHORT
Time perspective
PROSPECTIVE

Eligibility

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

Inclusion criteria

* Tandem lesion evaluated by FFR * Written consent

Exclusion criteria

* TIMI flow \< 3 * Grafted vessel * Left ventricular ejection fraction \< 30% * Severe calcification and/or severe tortuosity * Uncontrolled coronary spasm * Life expectancy \< 2 years * Planned high risk surgery * Pregnancy or breast-feeding

Design outcomes

Primary

MeasureTime frameDescription
Target vessel failure2 yearsdefined as composite event of cardiac death, non-fatal myocardial infarction, target vessel revascularization

Secondary

MeasureTime frameDescription
all cause death5 years
cardiac death5 years
myocardial infarction5 years
target vessel revascularization5 years
target lesion revascularization5 years
Cardiac rehospitalization5 years
Cardiac death and myocardial infarction5 years
death, myocardial lnfarction, revascularization5 yearsrelated with stented lesion
stroke5 years
stent thrombosis5 years
angina5 years
number of antianginal medications5 years
complications with FFR5 years
clinical predictors of events5 years
functional index5 yearsIMR(index of microcirculatory resistance), CFR(CFRthermo)

Countries

South Korea

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Apr 16, 2026