Search clinical trials for: quantitative flow ratio

Total 6952 results

Mei Gao

Not yet recruiting

Factors Related to the Progression of Non-target Coronary Lesions

Coronary Stenosis
China National Center for Cardiovascular Diseases

Not yet recruiting

The FAVOR V AMI Trial

Percutaneous Coronary Intervention | Multivessel Coronary Artery Disease | ST-Segment Elevation Myocardial Infarction
China National Center for Cardiovascular Diseases
Fuwai Yunnan Cardiovascular Hospital

Recruiting

HuoXin Pills Intervention on Patients With Coronary Heart Disease After Drug-Coated Balloon Implantation (HAPPY-DCB)

Coronary Heart Disease | Medicine, Chinese Traditional

China
Shanghai Zhongshan Hospital
Chinese Academy of Medical Sciences, Fuwai Hospital

Not yet recruiting

PrOgnostic imPlicaTIons of 2-diMensIonal Patterns for Residual Disease After Stenting CharacteriZEd by Quantitative Flow Ratio Pullback Curve Analysis (CHART-OPTIMIZE)

Coronary Artery Disease
Shanghai Zhongshan Hospital
Chinese Academy of Medical Sciences, Fuwai Hospital

Not yet recruiting

PrOgnostic Implications of PRe-stent Pullback Pressure GradIent and Post-stent Quantitative Flow Ratio in Patients UnderGoing Percutaneous Coronary INtervention (CHART-ORIGIN)

Coronary Artery Disease
National University of Ireland, Galway, Ireland

Recruiting

The PIONEER-IV Study is Comparing Clinical Outcomes Between Angiography-derived Physiology Guidance to Usual Care in an All-comers PCI Population With Unrestrictive Use of the HT Supreme Sirolimus-eluting Stent (PIONEER-IV)

Coronary Artery Disease

Belgium, Netherlands, Ireland, United Kingdom, Spain
Johannes Gutenberg University Mainz

Recruiting

QUantitative Flow Ratio Or Angiography for the assessMent of nOn-culprit Lesions (QUOMODO)

Coronary Artery Disease

Germany
Fudan University
Shanghai Jiao Tong University -Pulse Medical Imaging Technology Joint Lab

Recruiting

Diagnostic Accuracy of CCTA-derived Versus AngiogRaphy-dErived QuantitativE Flow Ratio (CAREER) Study (CAREER)

Coronary Artery Disease | Coronary Stenosis | Hemodynamics | Coronary Computed Tomography Angiography

China
National University of Ireland, Galway, Ireland

Recruiting

Multivessel TALENT

Myocardial Ischemia | Heart Diseases | Cardiovascular Diseases | Vascular Diseases | Coronary Artery Disease | Coronary Disease | Arterial Occlusive Diseases

Ireland
Hospital Clínico Universitario de Valladolid

Recruiting

Validation Of Quantitative Flow Ratio (QFR) - Derived Virtual Angioplasty (QIMERA-I)

Coronary Occlusion

Spain
Nanjing First Hospital, Nanjing Medical University

Not yet recruiting

Safety and Efficacy of DCB Therapy for ISR Under the Guidance of QFR (UNIQUE-DCB-II Study )

Coronary Heart Disease

China
Nanjing First Hospital, Nanjing Medical University

Not yet recruiting

Safety and Efficacy of DCB Therapy for de Novo Lesions Under the Guidance of QFR in CHD Patients (UNIQUE-DCB-I Study )

Coronary Heart Disease

China
Ruijin Hospital
Med-X Research Institute, Shanghai Jiao Tong University

Recruiting

Quantitative Flow Ratio (QFR) Guided Revascularization Strategy for Patients Undergoing Primary Valve Surgery With Comorbid Coronary Artery Disease (FAVOR4-QVAS)

Primary Valvular Heart Disease With Comorbid Coronary Artery Disease | Planned to Undergo Elective On-pump Valve Surgery Due to Primary Mitral and/or Aortic Valvular Heart Disease

China
Aarhus University Hospital Skejby
Medis Medical Imaging Systems

Active, not recruiting

Functional Assessment by Virtual Online Reconstruction. The FAVOR III Europe Japan Study (FAVOR III EJ)

Coronary Artery Disease

Spain, Denmark, Sweden, Italy, Lithuania, Netherlands, Germany, France, Latvia, Poland, Switzerland
Samsung Medical Center
Seoul National University Hospital; Inje University; Chosun University Hospital; Dongsan Medical Center

Completed

Multicenter Registry for Angiography-Derived Quantitative Flow Ratio (QFRRegistry)

Ischemic Heart Disease

Korea, Republic of
Seoul National University Hospital
Ulsan University Hospital; Severance Hospital; Keimyung University Dongsan Medical... and other collaborators

Completed

Diagnostic Accuracy of Quantitative Flow Ratio

Coronary Artery Disease

Korea, Republic of
Ruijin Hospital

Completed

Quantitative Flow Ratio on Radial Artery Graft Outcome After Coronary Artery Bypass Grafting (ASRAB-QUARGO)

Coronary Artery Disease

China
Samsung Medical Center
RainMed Medical

Completed

Prognostic Implication of Angiography-Derived IMR in STEMI Patients

Acute ST-segment Elevation Myocardial Infarction
China National Center for Cardiovascular Diseases

Active, not recruiting

The FAVOR III China Study (FAVORIII)

Coronary Artery Disease | Percutaneous Coronary Intervention | Coronary Stenosis | Myocardial Ischaemia | Coronary Circulation

China
Pablo Manuel Fernandez Corredoira
Hospital Universitario Virgen de la Arrixaca; Fundación de Investigación Biomédica... and other collaborators

Completed

3D-QFR in Non-selected Angiographic Stenosis. A Spanish Multicentre Study.

Coronary Artery Disease | Coronary Stenosis
Shanghai Zhongshan Hospital
China National Center for Cardiovascular Diseases

Completed

Implication of Coronary Artery Disease Burden and Pattern in Ischemia-causing Vessels With PCI (CHART-PATTERN)

Myocardial Ischemia | Coronary Artery Disease | Atherosclerosis | Percutaneous Coronary Intervention

China
RenJi Hospital

Completed

Early Prediction of QFR in STEMI-I (EARLYmyo-QFR-I)

ST Segment Elevation Myocardial Infarction
RenJi Hospital

Unknown

Early Assessment of QFR in STEMI-II (EARLYmyoQFR-II)

ST Segment Elevation Myocardial Infarction

China
RenJi Hospital

Unknown

Early Prediction of QFR in STEMI-Pharmaco-invasice (EARLYmyoQFR-PI)

ST Segment Elevation Myocardial Infarction

China
Aarhus University Hospital Skejby

Completed

Diagnostic Accuracy of On-line Quantitative Flow Ratio (QFR). FAVOR II Europe-Japan (FAVOR II EJ)

Coronary Artery Disease

United Kingdom, Japan, Denmark, France, Germany, Italy, Netherlands
Seoul St. Mary's Hospital
National Research Foundation of Korea; Seoul Saint Mary's Hospital; Incheon Saint... and other collaborators

Completed

Diagnostic Performance and Prognostic Ability of the QFR

Ischemic Heart Disease

Korea, Republic of
Beijing Anzhen Hospital
Beijing Municipal Science & Technology Commission

Unknown

Graft Patency of QFR-guided Versus Angio-guided Coronary Artery Bypass Grafting

Coronary Artery Disease | Ischemic Heart Disease

China
Contilia Clinical Research Institute

Unknown

Diagnostic Agreement of iFR and QFR. (DETECTISCHEMIA)

Coronary Artery Disease | Fractional Flow Reserve, Myocardial

Germany
Pulse Medical Imaging Technology (Shanghai) Co....
Shanghai Chest Hospital

Unknown

Functional Diagnostic Accuracy of Quantitative Flow Ratio in Tandem Lesions and Virtual Stenting (FORTRESS)

Myocardial Ischemia | Heart Diseases | Cardiovascular Diseases | Vascular Diseases | Coronary Artery Disease | Arteriosclerosis | Arterial Occlusive Diseases

China
China National Center for Cardiovascular Diseases
Pulse Medical Imaging Technology (Shanghai) Co., Ltd

Completed

The FAVOR II China Study

Myocardial Ischemia | Heart Diseases | Cardiovascular Diseases | Vascular Diseases | Coronary Artery Disease | Coronary Disease | Arteriosclerosis | Arterial Occlusive Diseases

China
American British Cowdray Medical Center

Completed

Meta-Analysis of Stress Myocardial Perfusion Imaging

Coronary Disease | Magnetic Resonance Imaging | Predictive Value of Tests | Hemodynamics | Positron Emission Tomography | Echocardiography | Coronary Angiography | Multidetector Computed Tomography | Echocardiography, Stress | Fractional Flow Reserve, Myocardial | Myocardial Perfusion Imaging | Humans | Perfusion | Single Photon Emission Computed Tomography

Mexico
Wuhan Union Hospital, China

Recruiting

Evaluate the Effect of Prone Ventilation on Ventilated-blood Flow Ratio in Patients With ARDS by EIT

Acute Respiratory Distress Syndrome | Ventilation Perfusion Mismatch | Electrical Impedance Tomography | Prone Position Ventilation

China
Wenzhou Medical University

Not yet recruiting

Quantitative Assessment of Lid Margin Vascularity Using SS-OCTA

Ss-octa | Lid Margin Blood Flow Density | MGD
Sejong General Hospital
Seoul St. Mary's Hospital; Pusan National University Hospital; Ulsan University... and other collaborators

Recruiting

Resting Full-cycle Ratio (RFR)-Guided Revascularization

Coronary Artery Disease

Korea, Republic of
Sejong General Hospital
Keimyung University Dongsan Medical Center; Soon Chun Hyang University; Hanyang...

Recruiting

Resting Full-cycle Ratio in Side Branch

Coronary Artery Disease

Korea, Republic of
China National Center for Cardiovascular Diseases

Recruiting

Functional Diagnostic Accuracy of Ultrasonic Flow Ratio in Assessment of Left Main Coronary Artery Stenosis (FUNCTION II)

Left Main Coronary Artery Disease

China
China National Center for Cardiovascular Diseases

Not yet recruiting

Functional Diagnostic Accuracy of Ultrasonic Flow Ratio in Assessment of Coronary Artery Lesions (FUNCTION)

Coronary Artery Stenosis
Assiut University

Not yet recruiting

Impact of Neutrophil Lymphocyte and Monocyte Lymphocyte Ratio on Chronic Kidney Disease Patients Outcome

Hemodialysis Complication
Liverpool School of Tropical Medicine

Not yet recruiting

Start Taking Action For TB Diagnosis (START4ALL)

Tuberculosis | Diagnosis
Yonsei University
Philips Healthcare

Recruiting

Impact of Dynamic CoROnary RoADmap System for Guidance of Instantaneous Wave-Free Ratio or Fractional Flow Reserve (ROAD-IFR)

Ischemic Heart Disease

Korea, Republic of
University Hospital Inselspital, Berne

Recruiting

Intracoronary ECG ST-segment Shift Remission Time During Reactive Coronary Hyperemia (τ-icECG)

Chronic Coronary Syndrome

Switzerland
New World Medical, Inc.

Recruiting

STREAMLINE®SURGICAL SYSTEM Compared to iStent Inject W® in Patients With Open-Angle Glaucoma (VENICE)

Open Angle Glaucoma

United States, Costa Rica
Helios Health Institute GmbH
Heart Center Leipzig - University Hospital

Recruiting

Complete Functional Assessment of Intermediate Coronary Artery Stenosis Before and After Transcatheter Aortic Valve Implantation (TAVI) in Patients With Severe Symptomatic Aortic Valve Stenosis (CHOICE-FR)

Coronary Artery Stenosis | Transcatheter Aortic Valve Implantation

Germany
Laval University
Opsens, Inc.; International Chair on Interventional Cardiology and Transradial...

Recruiting

Physiology as Guidance to Evaluate the Direct Impact of Coronary Lesion Treatment: The PREDICT Study (EASY-PREDICT)

Coronary Artery Disease | Chest Pain | Ischemic Heart Disease | Stable Angina | Unstable Angina

Canada
ECRI bv
Siemens Healthineers AG; Pie Medical Imaging

Recruiting

Fractional Flow Reserve or 3D-Quantitative-Coronary-Angiography Based Vessel-FFR Guided Revascularization (FAST III)

Coronary Artery Disease

Germany, Ireland, Italy, Netherlands, Spain, United Kingdom, France
Amsterdam UMC, location VUmc

Recruiting

Registry of Patients That Have Undergone ICA or PCI (ICA-PI)

Coronary Artery Disease

Netherlands
Istituto Clinico Humanitas

Recruiting

Endoscopic Ultrasound Elastography (Strain Ratio) and Fractal-based Quantitative Analysis for the Mediastinal and Abdominal Lymphadenopathies (Lymph/EUS/01)

Lymph Nodes

Italy
Laval University
Quebec Heart Institute

Recruiting

Physiology and Residual Ischemia After Percutaneous Coronary Intervention (EASY-PRIPCI)

Coronary Artery Disease | Chest Pain | Angina Pectoris | Ischemic Heart Disease | Coronary Restenosis

Canada
Diagram B.V.

Recruiting

Resting Full-cycle Flow Ratio (RFR) Versus Angiography to Guide Revascularization Strategy in Patients Undergoing Coronary Artery By-pass Grafting (CABG) (RFR-CABG)

Coronary Artery Disease

Belgium, Poland, Slovakia
Medical University Innsbruck
University Hospital, Bonn; Universitätsklinikum Leipzig

Recruiting

Sterile Inflammation and Molecular Aberrations in MDS (InflamGen)

Myelodysplastic Syndromes

Austria

Search clinical trials for: quantitative flow ratio

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