Feasibility of intracoronary high-frequency optical coherence tomography imaging using Ringer's solution as an alternative flushing agent

Feasibility of intracoronary high-frequency optical coherence tomography imaging using Ringer's solution as an alternative flushing agent - Intracoronary high-frequency optical coherence tomography imaging using Ringer's solution

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000050284

Enrollment

Registered

2023-02-17

Start date

2023-05-01

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

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Patients scheduled for OCT imaging 2. Age20 >=years old 3. Obtained informed consent

Exclusion criteria

Exclusion criteria: 1. Decompensated heart failure or at high risk of decompensated heart failure 2. Ectatic coronary arteries 3. Severe tortuosity or calcification 4. Massive thrombosis 5. No adequate coronary flow for OCT image acquisition 6. Poor OCT images

Design outcomes

Primary

Measure	Time frame
The longitudinal length of analyzable OCT images (Non-inferiority of Ringer's solution-based OCT imaging compared to contrast-based OCT)	—

Secondary

Measure	Time frame
Qualitative and quantitative OCT analysis, adverse events during the OCT image acquisition.	—

Countries

Japan

Contacts

Public ContactTakeshi Nishi

Kawasaki Medical School Department of Cardiology

takeshi24@hotmail.co.jp0864621111

Outcome results