Assessment of Safety and Efficacy of Rapid Exchange Fractional Flow Reserve Microcatheter in Patients with Intermediate Coronary Stenosis

Assessment of Safety and Efficacy of Rapid Exchange Fractional Flow Reserve Microcatheter in Patients with Intermediate Coronary Stenosis - FFR by Rapid Exchange Microcatheter

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000018618

Enrollment

Registered

2015-09-01

Start date

2015-09-01

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Coronary artery disease

Interventions

Decision making of therapeutic strategy for patients with coronary artery disease based on the fractional flow reserve result.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) Patients with coronary artery disease requiring coronary angiography or coronary intervention 2) Patients with intermediate coronary stenosis (30 -70% on visual assessment) 3) Age = or > 20 years old 4) Patients who can provide written informed consent documents

Exclusion criteria

Exclusion criteria: 1) Chronic total occlusion 2) Acute myocardial infarction 3) Contraindication for adenosine triphosphate 4) Patients with severe reduced ejection fraction or severe valvular disease 5) Patients who can not provide written informed consents 6) Patients who were not suitable for enrollment

Design outcomes

Primary

Measure	Time frame
Success rate of fractional flow reserve measurement using rapid exchange microcatheter	—

Countries

Japan

Contacts

Public ContactYasutsugu Shiono

Wakayama Medical University Department of Cardiovascular Medicine

doors@herb.ocn.ne.jp073-447-2300

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026