| Not Yet Recruiting | The DECISION-CTO Extended 10 Y Follow-up Coronary Artery Disease | — | 2026-04-01 |
| Recruiting | IRIS-Coroflex NEO Cohort Coronary Artery Stenosis, Coronary Artery Disease | — | 2025-01-09 |
| Recruiting | Fractional Flow Reserve Versus Angiography for Treatment-Decision and Evaluation of Significant Left MAIN Coro Coronary Artery Disease Left Main, Coronary Artery Disease | N/A | 2024-04-25 |
| Recruiting | Evaluation of Effectiveness and Safety of Xience Skypoint Stents in Routine Clinical Practice Coronary Artery Disease | — | 2023-12-14 |
| Completed | Ten-Year Outcomes of Randomized Comparison of Coronary Artery Bypass Surgery and Everolimus-Eluting Stent Impl Multivessel Coronary Artery Disease | — | 2022-05-01 |
| Active Not Recruiting | Evaluation of Effectiveness and Safety of XIENCE Sierra in Routine Clinical Practice Coronary Artery Disease, Coronary Disease | — | 2019-12-23 |
| Terminated | IRIS-BioFreedom Cohort in the IRIS-DES Registry Coronary Stenosis | — | 2019-05-20 |
| Completed | Ten-Year Outcomes of PRE-COMBAT Trial Coronary Artery Disease | — | 2019-05-01 |
| Terminated | Evaluation of Effectiveness and Safety of Hybrid Coronary Revascularization Percutaneous Coronary Revascularization, Coronary Stenosis, Coronary Artery Disease Progression | — | 2019-04-05 |
| Withdrawn | Percutaneous Device Closure for Significant Paravalvular Leakage After Transcatheter or Surgical Valve Replace Cardiac Valves, Heart Valve Diseases, Valvular Insufficiency | N/A | 2019-01-31 |
| Recruiting | IRIS- DESyne X2 in the IRIS-DES Registry Coronary Stenosis, Coronary Occlusion, Coronary Disease | — | 2018-11-28 |
| Recruiting | Evaluation of Effectiveness and Safety of Rotational Atherectomy in Routine Clinical Practice Atherosclerosis, Coronary, Coronary Stenosis | — | 2018-09-04 |
| Terminated | Evaluation of Effectiveness and Safety of Evolut R Valve In Patients With Pure Aortic Regurgitation Aortic Valve, Aortic Valve Insufficiency, Aortic Regurgitation | N/A | 2018-08-10 |
| Terminated | Percutaneous Treatment of LONG Native Coronary Lesions With Drug-Eluting Stent-VII: Sirolimus-eluting (Ultimas Coronary Artery Disease, Coronary Stenosis | N/A | 2018-07-27 |
| Active Not Recruiting | Evaluation of Effectiveness and Safety of Aortic Valve Replacement in Routine Clinical Practice Aortic Valve Disease, Aortic Valve Stenosis | — | 2018-05-10 |
| Completed | Debulking With Rotational Atherectomy Versus Balloon Angioplasty In Patients With In-stent Restenosis Coronary Vessels | N/A | 2018-05-08 |
| Recruiting | Asan Medical Center Myocardial Infarction Registry Myocardial Infarction, Acute, Coronary Stenosis | — | 2018-04-27 |
| Active Not Recruiting | Optical Coherence Tomography Versus Intravascular Ultrasound Guided Percutaneous Coronary Intervention Coronary Vessels | N/A | 2018-04-12 |
| Completed | Pragmatic Trial Comparing Symptom-Oriented Versus Routine Stress Testing in High-Risk Patients Undergoing Perc Coronary Artery Disease With Myocardial Infarction | N/A | 2017-11-15 |
| Terminated | HOW To Optimally Implant BioResorbable Scaffold - Intravascular Imaging Versus Quantitative Coronary Angiograp Coronary Stenosis | N/A | 2017-09-29 |
| Completed | The Registry Study to Compare the Cardiopulmonary Exercise Test Parameters Before and After Cardiac Rehabilita Coronary Artery Disease, Total Occlusion of Coronary Artery | — | 2017-08-31 |
| Withdrawn | Statin Therapy In Patients With Vasospastic Angina Angina Pectoris, Variant, Statins, HMG-CoA | Phase 4 | 2017-07-01 |
| Withdrawn | BVS Implantation in Patients With Variant Angina and MODerate Coronary Artery Disease Angina Pectoris, Variant | Phase 4 | 2017-04-19 |
| Completed | Optimal Duration of Antiplatelet Therapy After Bioresorbable Vascular Scaffold Implantation to Reduce Late Cor Percutaneous Transluminal Coronary Angioplasty, Coronary Disease | Phase 4 | 2017-03-09 |
| Completed | Ten-Year Outcomes of Stents Versus Coronary-Artery Bypass Grafting for Left Main Coronary Artery Disease Coronary Arteries | — | 2017-01-13 |
| Terminated | Quantitative Coronary Angiography Versus Imaging GUIDancE for Bioresorbable Vascular Scaffold Implantation Percutaneous Transluminal Coronary Angioplasty | N/A | 2016-12-01 |
| Withdrawn | TRANscatheter or SurgIcal Aortic Valve ReplacemenT in All-Comers With Severe Aortic Valve Stenosis Aortic Valve Stenosis | Phase 4 | 2016-12-01 |
| Terminated | Effect of FFR Guided Percutaneous Coronary Intervention in Coronary Tandem Lesions Percutaneous Transluminal Coronary Angioplasty | — | 2016-07-25 |
| Recruiting | Prognosis of Coronary Stenosis Based on Intracoronary Imaging; A Multicenter, Prospective Observational Study Coronary Artery Disease | — | 2016-07-01 |
| Completed | Preventive PCI or Medical Therapy Alone for Vulnerable Atherosclerotic Coronary Plaque Coronary Artery Disease, Plaque, Atherosclerotic | Phase 4 | 2015-10-05 |
| Active Not Recruiting | IRIS-Onyx Cohort in the IRIS-DES Registry Coronary Artery Disease, Arterial Occlusive Diseases, Cardiovascular Diseases | — | 2015-10-01 |
| Completed | Comparison of Low-Dose, Standard-Dose Ticagrelor and Clopidogrel for Inhibition of Platelet Reactivity in Pati Acute Coronary Syndrome | Phase 2 | 2015-05-20 |
| Completed | The Bicuspid Aortic Stenosis Following Transcatheter Aortic Valve Replacement Registry Aortic Valve Stenosis, Cardiovascular Diseases, Heart Valve Diseases | — | 2015-05-01 |
| Completed | The Asian Transcatheter Aortic Valve Replacement Registry Aortic Valve Stenosis, Aortic Diseases | — | 2014-12-01 |
| Completed | Coronary Spasm Presenting Aborted Sudden Cardiac Death, the Multicenter Registry Coronary Vasospasm, Cardiac Death | — | 2014-11-01 |
| Completed | IRIS-PREMIER REGISTRY Coronary Artery Disease, Myocardial Ischemia, Coronary Disease | — | 2014-08-01 |
| Completed | Safety and Efficacy of Ticagrelor Versus Clopidogrel in Asian/KOREAn Patients With Acute Coronary Syndromes In Acute Coronary Syndrome, Myocardial Ischemia, Heart Diseases | Phase 4 | 2014-07-05 |
| Terminated | DESyne in Routine Clinical Practice Angioplasty, Transluminal, Percutaneous Coronary, Coronary Artery Disease | — | 2014-07-01 |
| Completed | Orsiro™ Drug Eluting Stent in Routine Clinical Practice Angioplasty, Transluminal, Percutaneous Coronary, Coronary Artery Disease | — | 2014-06-01 |
| Completed | XIENCE Xpedition/Alpine/Sierra in Routine Clinical Practice Percutaneous Transluminal Coronary Angioplasty, Coronary Artery Disease | — | 2014-05-01 |
| Recruiting | Asan Multivessel Registry Coronary Artery Disease | — | 2014-03-01 |
| Recruiting | Drug-Eluting Balloon Registry in Routine Clinical Practice Coronary Artery Disease, Angioplasty, Balloon | — | 2014-01-01 |
| Terminated | Drug-eluting Stents vs. Drug-coated Balloon for Preventing Recurrent In-stent Restenosis Coronary Restenosis | Phase 4 | 2013-04-18 |
| Terminated | DXR Stent(Previous Cilotax) Implantation Registry Coronary Artery Diseases | — | 2012-04-01 |
| Terminated | LONG-DES VI (Drug Eluting Stent for Long Lesions in Coronary Artery) Coronary Artery Disease | Phase 4 | 2012-01-01 |
| Completed | The IRIS-Resolute Integrity (IRIS-Integrity) Coronary Artery Disease | — | 2011-07-01 |
| Terminated | Effect of Fimasartan for Modification of Atheroma Vulnerability in DEFERred Coronary Disease (FIMA-DEFER) Coronary Artery Disease | Phase 4 | 2011-07-01 |
| Recruiting | Study of the Natural History of FFR Guided Percutaneous Coronary Intervention Coronary Artery Disease | — | 2011-06-01 |
| Terminated | Drug-Eluting Stenting Followed by Cilostazol tREAtment Reduces SErious Adverse Cardiac Events (DECREASE-PCI) Coronary Artery Disease | Phase 4 | 2011-05-01 |
| Completed | Evaluation of Effectiveness and Safety of XIENCE PRIME Stent (IRIS-PRIME) Coronary Artery Disease | — | 2011-04-01 |
| Completed | Comparison of Zotarolimus-Eluting Stent vs Sirolimus-Eluting Stent for Diabetic Patients Coronary Artery Disease, Diabetes | Phase 4 | 2010-08-01 |
| Completed | Everolimus-eluting(PROMUS-ELEMENT) vs. Biolimus A9-Eluting(NOBORI) Stents for Long-Coronary Lesions Coronary Artery Disease | Phase 4 | 2010-08-01 |
| Completed | Duration of Clopidogrel Therapy After Drug-Eluting Stent (DES-LATE) Coronary Artery Disease | Phase 4 | 2010-08-01 |
| Completed | Evaluation of Effectiveness and Safety of PROMUS Element Stent (IRIS-ELEMENT ) Coronary Artery Disease | — | 2010-05-01 |
| Completed | Evaluation of Effectiveness and Safety of the GENOUS STENT (IRIS-GENOUS STEMI) Coronary Artery Disease | — | 2010-05-01 |
| Completed | Evaluation of Effectiveness and Safety of BIOMATRIX Stent (IRIS-BIOMATRIX) Coronary Artery Disease | — | 2010-05-01 |
| Completed | Evaluation of Effectiveness and Safety of NOBORI Stent Coronary Artery Disease | — | 2010-05-01 |
| Completed | Statin and Atheroma Vulnerability Evaluation Coronary Artery Disease | Phase 4 | 2010-04-01 |
| Terminated | Drug-Eluting Stent Implantation Versus Optimal Medical Treatment in Patients With Chronic Total Occlusion (DEC Coronary Artery Disease | Phase 4 | 2010-03-22 |
| Completed | Effectiveness of Clopidogrel Resinate in PCI(PRIDE) Coronary Artery Disease | Phase 4 | 2010-03-15 |
| Terminated | Chronic Total Occlusion Registry Coronary Occlusion, Coronary Artery Stenosis, Coronary Stenosis | — | 2010-01-01 |
| Completed | Evaluation of Outcomes of EES Implantation for Unprotected Left Main Coronary Artery Stenosis (PRE-COMBAT 2) Coronary Artery Disease | — | 2009-08-01 |
| Completed | Percutaneous Treatment of LONG Native Coronary Lesions With Drug-Eluting Stent-IV: (LONG-DES-IV) Coronary Artery Disease | Phase 4 | 2009-05-01 |
| Completed | Evaluation of Diabetic Effects on Clinical Outcomes After Sirolimus-Eluting Stents in the AsIAN Population Coronary Artery Disease | Phase 4 | 2009-04-01 |
| Recruiting | Evaluation of the First, Second, and New Drug-Eluting Stents in Routine Clinical Practice Coronary Artery Disease, Percutaneous Transluminal Coronary Angioplasty | — | 2009-01-01 |
| Terminated | Bypass Surgery Versus Everolimus-Eluting Stent Implantation for Multivessel Coronary Artery Disease (BEST) Coronary Artery Disease | N/A | 2008-07-28 |
| Completed | Comparison of Everolimus-Eluting Stent vs Sirolimus-Eluting Stent in Patients With DIABETES Mellitus Coronary Artery Disease | Phase 4 | 2008-07-01 |
| Completed | Percutaneous Treatment of LONG Native Coronary Lesions With Drug-Eluting Stent-III (LONG-DES-III) Coronary Artery Disease | Phase 4 | 2008-06-01 |
| Completed | Evaluation of Everolimus-Eluting Stents (The K-XIENCE Registry) Coronary Artery Disease | — | 2008-06-01 |
| Completed | Choice Of Optimal Strategy For Bifurcation Lesions With Normal Side Branch Coronary Artery Disease | Phase 4 | 2008-01-01 |
| Completed | Optimal Stenting Strategy For True Bifurcation Lesions Coronary Artery Disease | Phase 4 | 2008-01-01 |
| Completed | Clopidogrel Use and Long-term Safety After Drug-Eluting Stents Implantation Coronary Artery Disease | Phase 4 | 2007-10-01 |
| Recruiting | Observational Study for Left Main Disease Treatment Coronary Artery Disease | — | 2007-07-01 |
| Completed | Diffuse Type In-Stent Restenosis After Drug-Eluting Stent In-stent Restenosis | Phase 4 | 2007-03-01 |
| Withdrawn | Star-Close Versus Angio-Seal for Femoral Artery Hemostasis Percutaneous Intervention Via Femoral Artery | Phase 4 | 2007-03-01 |
| Completed | Association of Clopidogrel Therapy and Stent Thrombosis Coronary Artery Disease | Phase 4 | 2007-03-01 |
| Completed | Focal In-stent Restenosis After Drug-Eluting Stent In Stent Restenosis | Phase 4 | 2007-03-01 |
| Completed | Zotarolimus-Eluting Stent Versus Sirolimus-Eluting Stent and PacliTaxel-Eluting Stent for Coronary Lesions Coronary Artery Disease | Phase 4 | 2006-10-01 |
| Terminated | Zotarolimus-Versus Sirolimus-Versus PacliTaxel-Eluting Stent for Acute Myocardial Infarction Patients Myocardial Infarction | Phase 4 | 2006-10-01 |
| Completed | Valsartan for Suppression of Plaque Volume and Restenosis After Drug-Eluting Stent Coronary Artery Disease | Phase 4 | 2006-09-01 |
| Completed | Bypass Surgery Versus Angioplasty Using Sirolimus-Eluting Stent in Patients With Left Main Coronary Artery Dis Coronary Artery Disease | Phase 3 | 2005-03-01 |
| Recruiting | Prospective Evaluation of Drug-Eluting Stents in Routine Clinical Practice (ASAN PCI Registry) Coronary Artery Disease | — | 2003-01-01 |