Clinical trials: Perfusion
Atrial Fibrillation, Acute Coronary Syndrome
Triple vs. Dual Therapy
Background: The acute coronary syndrome (ACS) is a complication of coronary artery disease (CAD) and associated with increased mortality.
- Trial name
- NCT02080858
- Testing
- Ticagrelor + Apixaban + ASA, Ticagrelor + Apixaban
- Where
- Austria
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Healthy Adults
Myocardial Blood Volume Measurement by Real-Time Myocardial Perfusion Echocardiography Correlates to Myocardial Compressibility by Cardiac Magnetic Resonance Imaging in Healthy Subjects
This study is being done to find out the normal amount of blood within the heart muscle and the variations in this blood flow between a cardiac MRI and TTE.
- Trial name
- NCT04724304
- Testing
- Real-Time Myocardial Echocardiography (RTMPE), Magnetic resonance image (MRI)
- Where
- United States
- Volunteers
- 115 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Unconsciousness
The Impact of Different Recovery Positions on the Perfusion of the Lower Forearm and Comfort
Introduction: A side-lying recovery position is recommended when victims are unresponsive but breathing normally and, hence, do not require cardiopulmonary resuscitation.
- Trial name
- NCT05587179
- Testing
- recovery position
- Where
- Belgium
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Centre for Evidence-Based Practice, Belgium
Coronary Artery Disease
A Phase I Study of a Novel Tracer for Positron Emission Tomography "PET" Myocardial Perfusion Imaging "MPI"
[11C]-dimethyl-diphenyl ammonium ([11C]-DMDPA) - A Phase I, Open-label, Safety and Tolerability, Radiation Dosimetry, Biodistribution, First-in-Human Study of a Novel 11C-labeled Tracer for Positron Emission Tomography Myocardial…
- Trial name
- NCT02720354
- Testing
- [11C]-DMDPA
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Synektik S.A.
Physical Activity, Aging
Independent Walking for Brain Health
Physical activity interventions with older adults can improve brain health; however most interventions have been performed in gym-like settings that reach a small sector of the senior population.
- Trial name
- NCT03058146
- Testing
- Mobile Health Walking Condition, Healthy Aging Education Condition
- Where
- United States
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- University of California, San Diego
Free Tissue Flaps
Detection of Flap Ischemia Using Interstitial Glucose Monitor
A simple device that objectively assesses flap perfusion - either as a stand-alone tool or an adjunct to the current monitoring method - would be a tremendous improvement in detection of early postoperative flap ischemia and, in…
- Trial name
- NCT02604069
- Testing
- Continuous Glucose Monitor
- Where
- Canada
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Hamilton Health Sciences Corporation
Perfusion
The Effects of Intravenous Fluids on Perfusion Index and Pleth Variability Index
This study is aimed to assess the effects of intravenously administered three fluid types on perfusion index and pulse variability index in patients during preoperative period. Patients will be randomly divided into three groups.
- Trial name
- NCT03048162
- Testing
- sodium chloride, Hydroxyethylstarch, Ringer-Lactate Infusion Solution Bag
- Where
- Turkey (Türkiye)
- Volunteers
- 93 people, healthy volunteers welcome
- Sponsor
- Tokat Gaziosmanpasa University
Spontaneous Coronary Artery Dissection
A Study of SCAD Using Stress Contrast Echocardiography
This study aims to fill knowledge gaps regarding microvascular perfusion and pressor response to stress among patients with history of spontaneous coronary artery dissection (SCAD) using stress contrast echocardiography.
- Trial name
- NCT07178509
- Testing
- Stress Echocardiography with Contrast
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Kidney Injury, Acute, Perfusion Imaging
Validation of Renal Perfusion CEUS Against MRI, and Its Application in Acute Kidney Injury
The purposes of this study is 1. To establish the validity of CEUS to measure renal perfusion by comparing it against ASL-MRI in young and older healthy volunteers, and generate a normative dataset of CEUS measures of renal…
- Conditions
- Kidney Injury, Acute, Perfusion Imaging, Ultrasonography, Kidney Diseases
- Trial name
- NCT04181281
- Testing
- Contrast enhanced ultrasound, Arterial Spin Labelling -Magnetic Resonance Imaging
- Where
- United Kingdom
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Nottingham
Shock, Sepsis
Surrogate of Adequate Perfusion: Bladder Tissue Oxygen Monitoring
The extent and duration of tissue hypoxia is a major determinant of outcome following major, high-risk surgery and in critical illness.
- Conditions
- Shock, Sepsis, Surgery
- Trial name
- SoAP-BOx (NCT03935477)
- Testing
- WellBeing catheter
- Where
- United Kingdom
- Volunteers
- 315 people, healthy volunteers welcome
- Sponsor
- University College London Hospitals
Effects of Standardized Physical Exercise on a Bicycle Ergometer on the Perfusion Index (PI) and Other Cardiovascular Parameters
Bicycle Ergometry and Peripheral Hemodynamics: a Pilot Study
This study examines how cycling on an exercise bicycle affects blood flow and heart and circulation in 12 healthy adult men. The main measurement is the perfusion index, which indicates how well blood is flowing through the small…
- Trial name
- NCT07830615
- Testing
- Standardized Bicycle Ergometer Exercise
- Where
- Germany
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- ARCIM Institute Academic Research in Complementary and Integrative Medicine
Chest Pain, Acute Coronary Syndrome
Dexmedetomidine for Reversal of Cocaine's Effects on the Heart
This study will use myocardial contrast echocardiography performed during a continuous intravenous infusion of Definity microbubbles (Perflutren lipid microbubbles) to determine if dexmedetomidine (an intravenous central…
- Trial name
- NCT01927640
- Testing
- Dexmedetomidine, Normal Saline, Intranasal cocaine
- Where
- United States
- Volunteers
- 115 people, healthy volunteers welcome
- Sponsor
- Cedars-Sinai Medical Center
Complication of Extracorporeal Membrane Oxygenation, Cerebral Microembolism
Cerebral Microemboli in Venoarterial ECMO Patients
Extracorporeal membrane oxygenation (ECMO) is progressively used in critically ill patients with cardiac or respiratory failure as a bridging option for potential organ recovery.
- Conditions
- Complication of Extracorporeal Membrane Oxygenation, Cerebral Microembolism, Cerebral Perfusion
- Trial name
- NCT02020759
- Testing
- Transcranial Doppler Ultrasound
- Where
- Austria
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Ulcer Foot, Diabetes
Optical Imaging For Assessment of Foot Perfusion
This study is designed to evaluate the ability of Spatial Frequency Domain Imaging (SFDI) to measure perfusion in lower extremities and to understand how it might be used in a podiatry clinic.
- Trial name
- NCT03144050
- Testing
- SFDI Imaging
- Where
- United States
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Modulated Imaging Inc.
Vascular Diseases
Quantitative Perfusion Imaging Using Contrast Enhanced Perfusion Ultrasound, MRI and Perfusion Angiography
Peripheral Arterial Disease is the narrowing and blocking of the blood vessels that supply the legs and feet. It is a common and progressive condition that affects patients of all backgrounds and genders and is more common in…
- Trial name
- QPiPAD (NCT06103708)
- Where
- United Kingdom
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- University College, London
Lung Disease
Effect of Smoking on Ventilation-Perfusion Ratio
Smoking is one of the world's leading health hazards. Besides being a major risk factor in the etiology of COPD and lung cancer, cigarette smoke is also a causative agent lung diseases characterized by bronchiolar and…
- Trial name
- NCT02963467
- Testing
- cigarette, "dummy cigarette"
- Where
- Austria
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Cerebral Blood Flow, Cerebral Perfusion Pressure
Continous Assessment of Cerebral Autoregulation With Near-infrared Spectroscopy
Cerebral autoregulation can be explained by a tight coupling between oxygen supply and demand of the brain, and is essential to maintain a constant cerebral blood flow (CBF) in the context of changes in cerebral perfusion…
- Trial name
- NCT02959008
- Testing
- measure TOI and BP
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Yu Liyun
Healthy
Local Changes of Skin Characteristics After an Application of a Topical Product With a Warming or Cooling Effect
The use of topical over-the-counter (OTC) products with a warming or cooling effect is widespread in the fields of sport, physiotherapy and in private households.
- Trial name
- SRPT (NCT03016221)
- Testing
- Axanova hot gel, Axanova activ gel, Perskindol Dolo Gel
- Where
- Switzerland
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- University of Applied Sciences and Arts of Southern Switzerland