| Active, not recruiting | N/A | 100 | RoW | Percutaneous coronary intervention via the distal radial approach | Yonsei University, Severance Hospital, Merit Medical Systems, Inc. | Coronary Artery Disease, Distal Radial Artery, Complex Intervention | 07/24 | 10/24 | | |
| Recruiting | N/A | 30 | RoW | Optical coherence tomography-guided percutaneous coronary intervention, Zotarolimus-eluting stent (Onyx family stent, Medtronic, Santa Rosa, CA, USA), Optical coherence tomography-guided Onyx family stent expansion | Yonsei University, Severance Hospital, Medtronic | Coronary Artery Disease, Optical Coherence Tomography, Stent | 12/25 | 12/25 | | |
| Completed | N/A | 300 | RoW | diastolic hyperemia-free ratio (DFR) | Yonsei University, Severance Hospital, Boston Scientific Corporation | Coronary Stenosis, Coronary Artery Disease | 02/24 | 03/24 | | |
