Clinical trials: Cardiac Flow
Heart Defects, Congenital
The Management of Systemic-Pulmonary Collateral Blood Flow in Cyanotic Children During Cardiopulmonary Bypass - Pilot Study
The purpose of the study is to determine whether it is possible to manage the flow of blood through blood vessels using varying levels of carbon dioxide during cardiac surgery, and what effect this has on how well the major…
- Trial name
- NCT02358382
- Testing
- pH Stat
- Where
- United Kingdom
- Volunteers
- 20 people
- Sponsor
- Great Ormond Street Hospital for Children NHS Foundation Trust
ST Elevation Myocardial Infarction (STEMI), Acute Coronary Syndromes (ACS)
A Single-Center, Retrospective, Propensity-Score-Matched Cohort Study Comparing Drug-Coated Balloon Versus Drug-Eluting Stent for Reducing Immediate Post-Procedural Slow-Flow/No-Reflow in Acute ST-Elevation Myocardial Infarction Patients With High Thrombus Burden
This is a single-center, retrospective, propensity-score-matched observational study. It aims to compare the rate of immediate slow-flow or no-reflow after percutaneous coronary intervention (PCI) between drug-coated balloon…
- Trial name
- STEMI-DCB (NCT07806370)
- Testing
- Drug-Coated Balloon (DCB), Drug-Eluting Stent (DES)
- Where
- China
- Volunteers
- 668 people
- Sponsor
- Xijing Hospital
Coronary Disease
Prospective Evaluation of MyocaRdial PerFUSion ComputEd Tomography Trial
The purpose of this study is to evaluate safety and effectiveness of CTP(computed tomography perfusion) guided revascularization vs FFR(Fractional flow reserve) guided revascularization
- Trial name
- PERFUSERCT (NCT02208388)
- Testing
- computed tomography perfusion guided treatment, Fractional flow reserve guided treatment
- Where
- 7 sites in South Korea
- Volunteers
- 1,000 people
- Sponsor
- Young-Hak Kim, MD, PhD
Perioperative Bleeding, Coagulopathy During Cardiac Surgery
Flow-Based Platelet Function Assessment Using Total Thrombus-Formation Analysis System (T-TAS) and Early Bleeding After Cardiac Surgery With Cardiopulmonary Bypass (CPB)
The goal of this observational study is to learn how flow-based platelet function measured with the Total Thrombus-formation Analysis System (T-TAS) relates to early postoperative bleeding in adults undergoing cardiac surgery…
- Conditions
- Perioperative Bleeding, Coagulopathy During Cardiac Surgery, Platelet Dysfunction, Cardiac Surgery
- Trial name
- TTAS-CPB (NCT07619261)
- Testing
- Total Thrombus-formation Analysis System (T-TAS)
- Volunteers
- 30 people
- Sponsor
- Hospital de la Santa creu i Sant Pau - Barcelona
Coronary Artery Diseases, Multivessel Coronary Artery Disease
SYNTAX III REVOLUTION Trial: A Randomized Study Investigating the Use of CT Scan and Angiography of the Heart to Help the Doctors Decide Which Method is the Best to Improve Blood Supply to the Heart in Patients With Complex Coronary Artery Disease
The SYNTAX III Revolution trial is a randomized diagnostic research study that investigates the use of CT scan and angiogram of the heart to help doctors decide which method is the best to improve blood supply to the heart in…
- Conditions
- Coronary Artery Diseases, Multivessel Coronary Artery Disease, Heart Diseases, Cardiovascular Diseases
- Trial name
- SYNTAX III (NCT02813473)
- Testing
- Coronary Angiography, Computed Tomography (CT) scan
- Where
- 6 sites in Belgium, France and 3 more
- Volunteers
- 223 people
- Sponsor
- ECRI bv
No Reflow Phenomenon, STEMI
No Reflow Phenomenon Incidence and Predictors
Background No reflow phenomenon is described in up to 65% of patients undergoing primary percutaneous coronary intervention for ST elevation myocardial infarction (STEMI).
- Trial name
- NORM-PPCI (NCT04017169)
- Testing
- No intervention as observational study
- Where
- United Kingdom
- Volunteers
- 176 people
- Sponsor
- Hull University Teaching Hospitals NHS Trust
Pulmonary Hypertension
Hemodynamic Effect of Nasal High-flow in Patients Suspected or Followed for a Precapillary Pulmonary Hypertension
In this study, the investigators aim to describe the hemodynamic consequences of nasal high-flow measured during right heart catheterization and echocardiography.
- Trial name
- HighFlowHD (NCT06079151)
- Testing
- Nasal high-flow
- Where
- France
- Volunteers
- 20 people
- Sponsor
- ADIR Association
Coronary Artery Disease, Coronary Artery Ectasia
Evaluation of Emotional Status and Coronary Flow Characteristics by TIMI Frame Count Method
This study evaluates the effects of emotional status on coronary flow in patients undergoing elective coronary angiography. Patients whom undergoing elective coronary angiography will fulfill the Beck Anxiety Inventory, Beck…
- Conditions
- Coronary Artery Disease, Coronary Artery Ectasia, Slow-Flow Phenomenon, Endothelial Dysfunction
- Trial name
- STRAIN-TIMI (NCT02831153)
- Testing
- coronary angiography
- Where
- 6 sites in Turkey (Türkiye)
- Volunteers
- 2,000 people
- Sponsor
- Ertan YETKIN
Cardiac Rehabilitation
Application of Blood Flow Restriction Training in Cardiac Patients: CARDresfluj Study
1. Research Objective To describe and compare the effects on cardiovascular health, physical fitness, quality of life, oxidative stress, and sleep quality resulting from a conventional resistance training program versus a…
- Trial name
- CARDresfluj (NCT07361393)
- Testing
- Blood Flow Restriction Exercise, Traditional Cardiac Rehabilitation, phase III
- Where
- Spain
- Volunteers
- 20 people
- Sponsor
- University of Valencia
Heart Failure
Comparing the Effects of Conivaptan and Diuretics on Plasma Neurohormones and Renal Blood Flow in Patients With Chronic Congestive Heart Failure
The purpose of the study is to compare the effects of conivaptan and diuretics on renal blood flow and neurohormones.
- Trial name
- NCT00924014
- Testing
- Conivaptan, Furosemide, Conivaptan and furosemide
- Where
- United States
- Volunteers
- 8 people
- Sponsor
- Hennepin County Medical Center, Minneapolis
Cardiovascular Diseases, Smoking
Effect of Switching From Cigarette Smoking to THS on Systemic Endothelial Function in Subjects With Established Atherosclerotic Disease
The purpose of this study is to demonstrate improvement in flow mediated dilation (FMD), a functional endpoint associated with the progression of atherosclerosis, when switching from cigarettes to the Tobacco Heating System (THS)…
- Conditions
- Cardiovascular Diseases, Smoking, Tobacco Use, Peripheral Arterial Disease
- Trial name
- NCT05566678
- Testing
- Cigarette, THS, Smoking Abstinence
- Sponsor
- Philip Morris Products S.A.
Aortic Diseases, Cardiac Surgical Procedures
Selective Antegrade Cerebral Perfusion and Perioperative Optic Nerve Sheath Diameter in Ascending Aortic Surgery
In ascending aortic surgery the distal anastomosis may be constructed with the aortic cross-clamp maintained, or, where the extent of the aortic pathology and the geometry of the graft require it, after release of the cross-clamp…
- Conditions
- Aortic Diseases, Cardiac Surgical Procedures, Aortic Aneurysm, Thoracic, Delirium - Postoperative
- Trial name
- SACP-ONSD (NCT07800806)
- Testing
- Optic nerve sheath and optic nerve diameter ultrasonography, Transcranial Doppler ultrasonography
- Where
- Turkey (Türkiye)
- Volunteers
- 134 people
- Sponsor
- Koşuyolu Kartal Heart Training and Research Hospital
Coronary Slow Flow
Prediction Value of Ecg on Coronary Slow-flow
The investigators aimed to investigate the vessel heterogeneity of Thrombolysis in Myocardial Infarction frame count (TFC) in the three coronary arteries, and its relation to P-wave dispersion, in patients with coronary slow flow…
- Trial name
- PECS (NCT02650557)
- Testing
- angiography
- Where
- China
- Volunteers
- 998 people
- Sponsor
- Sun Yat-sen University
ST Segment Elevation Myocardial Infarction
Early Prediction of QFR in STEMI-I
The study intends to provide important data on whether the noval method using quantitative flow ratio could predict microvascular dysfunction.
- Trial name
- EARLYmyo-QFR-I (NCT03780335)
- Testing
- Computation of quantitative flow ratio
- Volunteers
- 162 people
- Sponsor
- RenJi Hospital
Aortic Stenosis, Chronic Coronary Syndrome
Derivation and Validation of the Aortic Valve Echocardiographic Calcium Score to Confirm Severe Aortic Stenosis: the Echo-AVCS Study
The Echo-AVCS Study is an investigator-initiated, prospective, multicenter observational study designed to derive and validate an artificial intelligence (AI)-based echocardiographic aortic valve calcium score (Echo-AVCS) for…
- Conditions
- Aortic Stenosis, Chronic Coronary Syndrome, Calcific Aortic Valve Disease, Calcific Aortic Stenosis
- Trial name
- Echo-AVCS (NCT07620925)
- Testing
- Echocardiography and Cardiac CT
- Where
- 5 sites in Italy
- Volunteers
- 250 people
- Sponsor
- Azienda Ospedaliera "Sant'Andrea"
Coronary Artery Disease
SHIELD II Clinical Investigation
The HeartMate PHP System is a temporary (<6 hours) ventricular assist device indicated for use during high-risk percutaneous coronary interventions (PCI) performed electively or urgently in hemodynamically stable patients with…
- Trial name
- SHIELD II (NCT02468778)
- Testing
- HeartMate PHP, Any Abiomed Impella® device approved for use in high-risk PCI
- Where
- 58 sites in United States
- Volunteers
- 54 people
- Sponsor
- Abbott Medical Devices
Coronary Artery Disease
Elective Percutaneous Coronary Intervention With or Without Supplemental OXYgen
Supplemental oxygen is frequently used in patients admitted to hospital due to ischemic heart disease. In the setting of suspected myocardial infarction, clinical practice guidelines advocate the use of supplementary oxygen even…
- Trial name
- EPOXY-IMR (NCT03369184)
- Testing
- Oxygen gas, Ambient air
- Where
- Sweden
- Volunteers
- 65 people
- Sponsor
- Karolinska Institutet
Coronary Artery Disease, Angina (Stable)
Coronary Sinus Reducer Therapy for Persisting Angina
Refractory angina due to advanced obstructive coronary artery disease (CAD) remains a major clinical problem with limited evidence-based treatment options.
- Trial name
- REDUCE ANGINA (NCT07485985)
- Testing
- Coronary sinus reducer
- Volunteers
- 25 people
- Sponsor
- UMC Utrecht
Coronary Heart Disease, Medicine, Chinese Traditional
HuoXin Pills Intervention on Patients With Coronary Heart Disease After Drug-Coated Balloon Implantation
This trial is a multi-center, randomized, double-blind, placebo, parallel controlled study. Objectively evaluates the curative effect of Huoxin Pills (concentrated pills) intervention on improving the prognosis of patients with…
- Trial name
- HAPPY-DCB (NCT05489016)
- Testing
- Yuekang Huoxin Pills (concentrated pills), Yuekang Huoxin Pills (concentrated pills)simulant
- Where
- 3 sites in China
- Volunteers
- 440 people
- Sponsor
- China National Center for Cardiovascular Diseases
Coronary Artery Disease
PET MYOCARDIAL Blood Flow Comparison to Coronary CTA and CT-FFR
The broad, long-term objective of this pilot study is to develop an optimal, clinically usable, non-invasive evaluation of Coronary Artery Disease (CAD) in the setting of stable angina which provides both anatomic and functional…
- Trial name
- NCT05349084
- Testing
- PET-cCTA-cFFR
- Where
- United States
- Volunteers
- 21 people
- Sponsor
- Washington University School of Medicine
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