Clinical trials: Cardiac Flow
In Stent Restenosis, Drug Eluting Stent
A Comparison Between FFR Guided and CAG Guided Treatment Using DEB in ISR of DES
This is a prospective single center, randomized controlled clinical study aimed to compare the clinical and angiographic follow-up results of patients with in-stent restenosis(ISR) after coronary drug eluting stent(DES)…
- Conditions
- In Stent Restenosis, Drug Eluting Stent, Coronary Artery Disease
- Trial name
- NCT04518826
- Testing
- fractional flow reserve
- Volunteers
- 420 people
- Sponsor
- Shanghai Zhongshan Hospital
Cardiovascular Diseases, Atheroma
Periodontal Therapy in Coronary Artery Patients
Gingival inflammation has been associated with cardiovascular diseases, including heart attack and stroke, because of elevation of blood risk markers such as cholesterol, glucose and C reactive protein.
- Conditions
- Cardiovascular Diseases, Atheroma, Coronary Artery Disease
- Trial name
- PerioCardio (NCT01609725)
- Testing
- Subgingival scaling and root planing, Oral prophylaxis
- Where
- Brazil
- Volunteers
- 93 people
- Sponsor
- Federal University of Rio Grande do Sul
Coronary Artery Disease, Coronary Stenosis
Measuring Blood Flow in Heart Vessels With a New Fibre Optic Sensor
The purpose of this investigation is to see if the newly developed "iKOs™ microcatheter" can safely and accurately measure flow and pressure within the heart arteries of 10 patients undergoing angiogram and pressure wire tests.
- Conditions
- Coronary Artery Disease, Coronary Stenosis, Coronary Microvascular Disease
- Trial name
- NCT05346458
- Testing
- Intra coronary rapid-exchange iKOs microcatheter intervention
- Where
- United Kingdom
- Volunteers
- 10 people
- Sponsor
- Queen Mary University of London
ST Segment Elevation Myocardial Infarction (STEMI), No Reflow Phenomenon
The Investigator Administers Intracoronary Adrenaline Via the Catheter in STEMI Patients During Primary PCI, After Flow Restoration and Before Stenting, and Studies Its Effect in Prevention of No Reflow
The aim of this work is to study the role of intracoronary adrenaline administration as a preventive tool for no reflow in patients undergoing primary PCI.
- Trial name
- NCT06847568
- Testing
- Adrenaline
- Where
- Egypt
- Volunteers
- 1,000 people
- Sponsor
- Ain Shams University
Vascular Disease, Heart Disease
Effects of Urocortins on Forearm Arterial Blood Flow in Healthy Volunteers (Protocol 3)
Impairment of the heart's pumping capacity (heart failure) remains a major clinical problem with a poor prognosis and the search for novel treatments remains an important area of research.
- Trial name
- NCT01096706
- Testing
- NO clamp, Saline, Fluconazole
- Where
- United Kingdom
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Edinburgh
Heart Defects, Congenital, Intensive Care Units, Pediatric
High-Flow Nasal Cannula vs. NIV After Extubation in Children Undergoing Heart Surgery
High-Flow Nasal Cannula vs. NIV After Extubation in Children Undergoing Heart Surgery
- Conditions
- Heart Defects, Congenital, Intensive Care Units, Pediatric, Respiration, Artificial, Extubation
- Trial name
- NCT07059689
- Testing
- High Flow Nasal Cannula (HFNC), Non-Invasive Ventilation (NIV)
- Where
- Indonesia
- Volunteers
- 114 people
- Sponsor
- Universitas Indonesia
Stable Angina, Unstable Angina Pectoris
Opsens Optowire for Fractional Flow Reserve - The O2 Pilot Study
The purpose of this study is to assess the usability and safety of the Opsens OptoWire and Optomonitor in measuring fractional flow reserve (FFR) in patients with coronary artery disease who are undergoing a coronary angiogram.
- Conditions
- Stable Angina, Unstable Angina Pectoris, Chest Pain, Ischemia
- Trial name
- O2 (NCT02144090)
- Testing
- Fractional flow reserve measurement
- Where
- Canada
- Volunteers
- 60 people
- Sponsor
- Laval University
Persistent Atrial Fibrillation, Catheter Ablation
Clinical Value of Left Atrial Appendage Flow for Prediction of Successful Catheter Ablation for Persistent Atrial Fibrillation
The purpose of this study was to determine whether left atrial appendage flow velocity, as determined using trans esophageal echocardiography (TEE), predicts the outcome after catheter ablation of persistent Atrial fibrillation…
- Trial name
- CLAAAF (NCT01144858)
- Testing
- a complete transesophageal echocardiography
- Where
- France
- Volunteers
- 40 people
- Sponsor
- Clinique Pasteur
Cardiovascular Abnormalities, Vascular Diseases
Characterization of Slow Coronary Flow
Description of the phenomena "Slow Coronary Flow" (SCF), according to the data that has been collected from patients hospitalized with specific criteria.
- Trial name
- NCT02025101
- Where
- Israel
- Volunteers
- 90 people
- Sponsor
- Hillel Yaffe Medical Center
Residual Cardiac Output During PVA-ECMO
Use of Exhaled Carbon Dioxyde for Monitoring the Native Cardiac Function During Mechanical Circulatory Support With Venoarterial By-pass in Intensive Care Unit
Cardiogenic shock, the most severe form of acute heart failure, is a critical situation where the body cells lack of oxygen because of cardiac dysfunction.
- Trial name
- CAPNOECMO (NCT03323268)
- Testing
- PetCO2 monitoring
- Where
- France
- Volunteers
- 39 people
- Sponsor
- University Hospital, Montpellier
Severe Aortic Valve Stenosis
In-vitro Benchmarking of Currently Available Heart Valve Prostheses for Surgical and Percutaneous Treatment of Aortic Stenosis With Small Annulus, Followed by In-vivo Validation
The general objective of this study is to compare in vitro and in vivo the hemodynamic performance of different types of aortic valve prostheses and possible surgical implantation techniques.
- Trial name
- SurPASS (NCT06859255)
- Testing
- MRI
- Where
- 2 sites in Italy
- Volunteers
- 200 people
- Sponsor
- IRCCS Policlinico S. Donato
Microvascular Angina, Microvascular Coronary Artery Disease
EUROpean Coronary microCirculatory Resistance and Absolute Flow Trial
Rationale: coronary microvascular disease is a relatively 'new' entity within the field of cardiology. The investigators are able to investigate the microcirculation by measurements performed in the catheterization laboratory.
- Conditions
- Microvascular Angina, Microvascular Coronary Artery Disease, Coronary Vasospasm, Microvascular Resistance
- Trial name
- EURO-ccraft (NCT04598308)
- Testing
- absolute flow and resistance measurements
- Where
- Netherlands
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Catharina Ziekenhuis Eindhoven
Coronary Artery Disease
Validation of MRI Measurement of Cardiac Blood Flow
This study will test the accuracy of magnetic resonance imaging (MRI) in measuring cardiac perfusion (blood flow). MRI of the heart can measure blood flow to heart muscle, but collateral coronary arteries (vessels that supply…
- Trial name
- NCT00417625
- Where
- United States
- Volunteers
- 34 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Stable Angina
Comparison of the Vasomotor Function and Myocardial Flow in Patients Treated With Bioresorbable and Metallic Stents at 1 Year
Background: A total of 25-50% of patients with stable coronary atherosclerosis treated with metallic stent implantation remain with effort angina despite optimal medical treatment and absence of stent restenosis at 1 year.
- Trial name
- BVS-Flow (NCT02738658)
- Testing
- Bioresorbable vascular scaffold, Everolimus-eluting stent
- Where
- 3 sites in Spain
- Volunteers
- 70 people
- Sponsor
- Institut d'Investigació Biomèdica de Bellvitge
Aortic Valve Stenosis
Transcatheter Aortic Valve Replacement System Pivotal Trial
Prospective, randomized, unblinded, multi-center investigational study with enrollment at up to 45 investigational sites. The study is designed to compare the study device (Direct Flow Medical Transcatheter Aortic Valve System)…
- Trial name
- SALUS (NCT02163850)
- Testing
- Direct Flow Medical, Commercially Available
- Where
- 3 sites in United States
- Volunteers
- 878 people
- Sponsor
- Direct Flow Medical, Inc.
Coronary Artery Disease
Dynamic Cardiac SPECT Imaging
The investigators propose a 4 year prospective, observational study of 40 patients yearly, comparing conventional clinically indicated SPECT and PET perfusion with dynamic rest/stress MPI studies with coronary angiography, in…
- Trial name
- SPECT (NCT01934985)
- Where
- United States
- Volunteers
- 83 people
- Sponsor
- University of California, San Francisco
Cardiomyopathy, Cardiovascular Disease
Employing End Tidal Capnography in Continuous Flow Ventricular Assist Device Patients
The purpose of this study is to explore how the End Tidal Carbon Dioxide monitoring via nasal cannula (ETCO2-NC) device may allow for earlier detection of respiratory complications.
- Conditions
- Cardiomyopathy, Cardiovascular Disease, Heart Disease
- Trial name
- NCT02838355
- Testing
- Respiratory Depression Monitoring with End Tidal Carbon Dioxide Nasal Cannula (ETCO2- NC), Standard Non-invasive Respiratory Depression Monitoring
- Where
- United States
- Sponsor
- Emory University
Coronary Artery Stenosis, Fractional Flow Reserve
A Study to Evaluate Direct Wire Pacing (DWP) for Measuring Fractional Flow Reserve (FFR)
This is a randomized, non-inferiority, crossover investigation comparing the Direct Wire Pacing (DWP) versus standard method to measure Fractional Flow Reserve (FFR) in subjects with FFR indications.
- Trial name
- NCT04970082
- Testing
- FFR DWP, FFR
- Where
- France
- Volunteers
- 150 people
- Sponsor
- Centre Recherche Cardio Vasculaire Alpes
Multivessel Coronary Artery Disease, STEMI
The Use Of FFR Guided PCI Versus Complete Revascularization and Treatment Of Infarct Related Artery Only In Patients With STEMI
In patients with ST elevation myocardial infarction (STEMI) the treatment goal is revascularization of the occluded artery with the use of primary percutaneous coronary intervention (PCI).
- Conditions
- Multivessel Coronary Artery Disease, STEMI, FFR Guided PCI
- Trial name
- FAIO (NCT02637440)
- Testing
- FFR guided PCI, Angio guided PCI
- Where
- 2 sites in Ireland
- Volunteers
- 560 people
- Sponsor
- University of Limerick
Coronary Artery Disease
Intraoperative Ultrasound Assessment of Coronary Artery and Bypass Graft Blood Flow During CABG
This single-centre, prospective observational feasibility and safety study will enrol 190 consecutive adults undergoing elective isolated coronary artery bypass grafting (CABG) at Nanjing Drum Tower Hospital.
- Trial name
- NCT07700524
- Testing
- Intraoperative Ultrasound Blood Flow Measurement
- Where
- China
- Volunteers
- 190 people
- Sponsor
- The Affiliated Nanjing Drum Tower Hospital of Nanjing University Medical School
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