OPtical frequency domain imaging vs. INtravascular ultrasound in percutaneous coronary InterventiON (OPINION) - Imaging Study

OPtical frequency domain imaging vs. INtravascular ultrasound in percutaneous coronary InterventiON (OPINION) - Imaging Study - OPINION Trial - Imaging Study

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000010581

Enrollment

100

Registered

2013-04-24

Start date

2013-06-01

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

OFDI Guided PCI in 50 patients IVUS Guided PCI in 50 patients

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) Patients participating in the OPINION Trial 2) Patients who has provided written informed consent

Exclusion criteria

Exclusion criteria: 1) Considered as unsuitable by the investigator 2) Patients deemed as difficult to perform additional OFDI or IVUS procedure 3) Patients deemed as difficult to perform OFDI procedure at 8 month after PCI

Design outcomes

Primary

Measure	Time frame
- Minimum stent area by OFDI post PCI - % of Mal struts by OFDI post PCI - Dissection by OFDI post PCI - Minimum stent area by IVUS post PCI - %uncovered struts by OFDI at 8 month after PCI - Minimum lumen area by OFDI at 8 month after PCI	—

Countries

Japan

Contacts

Public ContactTakashi Kubo

Wakayama Medical University Department of Cardiovascular Medicine

OPINION@tri-kobe.org073-441-0621

Outcome results

None listed

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