Clinical trials: Microcirculation Resistance
Insulin Resistance
The Effect of Tea on Vascular Function and Insulin Sensitivity
The aim of this research is to explore changes in peripheral/cerebrovascular function and insulin sensitivity after a 7-day combination of physical activity reduction (-50% steps per day) and overfeeding (+50% kcal per day…
- Trial name
- NCT02777853
- Testing
- Green tea
- Where
- United Kingdom
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Liverpool John Moores University
STEMI, Elevated IMR (>32)
A Study of Low-dose Intracoronary Thrombolytic Therapy in STEMI (Heart Attack) Patients.
Heart attacks are caused by a blood clot blocking the blood vessels of the heart, preventing blood getting to the heart muscle. Opening up the artery with a balloon (angioplasty) and a small mesh tube (stent) although life saving…
- Trial name
- RESTORE-MI (NCT03998319)
- Testing
- Tenecteplase (1/3 systemic weight based dose), Sterile water for injection (WFI)
- Where
- 22 sites in Australia, New Zealand
- Volunteers
- 445 people
- Sponsor
- University of Sydney
Acute Myocardial Infarction
Effect of Shexiang Tongxin Dropping Pills on Microcirculation in Patients With AMI
This study is a randomized, controlled clinical trial. Evaluation of microcirculation resistance by index of microcirculation resistance to explore the protective effect of Shexiang Tongxin dripping pills on microcirculation in…
- Trial name
- NCT04952259
- Testing
- Shexiang Tongxin Dropping Pills + routine treatment, routine treatment
- Volunteers
- 60 people
- Sponsor
- Peking University Third Hospital
Coronary Disease, Coronary Artery Disease
MGuard Stent and Microcirculation
NSTE-ACS represents the most frequent indication for coronary angiography and percutaneous coronary intervention (PCI) worldwide.
- Conditions
- Coronary Disease, Coronary Artery Disease, Coronary Atherosclerosis, Cardiovascular Diseases
- Trial name
- GUARDIANCORY (NCT03087175)
- Testing
- MGuard stent, Drug eluting stent and bare metal stent
- Where
- 2 sites in France
- Volunteers
- 52 people
- Sponsor
- University Hospital, Grenoble
Postmenopausal Symptoms
Chronic Effects of Estrogen in Microcirculation
This study aims to evaluate the chronic effects of estrogen on microcirculation, inflammatory biomarkers, hormonal status, plasma viscosity and biochemical tests in postmenopausal obese women after three months of follow-up…
- Trial name
- NCT01295892
- Testing
- Estrogen
- Where
- Brazil
- Volunteers
- 44 people
- Sponsor
- Rio de Janeiro State University
Resistant Arterial Hypertension
Acute Effects of Powdered Beetroot Extract Supplementation on the Microcirculation of Resistant Hypertensive Individuals
Arterial hypertension is a major public health issue and is considered to be a new epidemic due to its high mortality and morbidity rates.
- Trial name
- NCT07058922
- Testing
- evaluation of systemic microvascular reactivity, ABPM, beetroot supplement
- Where
- Brazil
- Volunteers
- 100 people
- Sponsor
- National Institute of Cardiology, Laranjeiras, Brazil
Coronary Microcirculation, Coronary Artery Disease
Impact of Ranolazine on Coronary Microcirculatory Resistance
This study is being done to determine if Ranolazine treatment improves coronary microcirculation function among patients with coronary microcirculation dysfunction.
- Conditions
- Coronary Microcirculation, Coronary Artery Disease, Myocardial Disease, Ischemia
- Trial name
- NCT01815957
- Testing
- Rnalozine
- Where
- United States
- Volunteers
- 7 people
- Sponsor
- University of New Mexico
Diabetes Mellitus, Type 2
Effect of the Antidiabetic Drug Dapagliflozin on the Coronary Macrovascular and Microvascular Function in Type 2 Diabetic Patients
Cardiovascular events remain a major driver of morbidity and mortality in patients with type 2 diabetes mellitus. Diffuse coronary atherosclerosis, combined with impairment of the microcirculation are frequent even in…
- Trial name
- DAPAMICRO (NCT05392959)
- Testing
- Dapagliflozin 10 mg Tab
- Where
- Belgium
- Volunteers
- 4 people
- Sponsor
- Centre Hospitalier Universitaire Saint Pierre
Sepsis, Myocardial Injury
COronary Microcirculation and Troponin Elevation in Septic Shock
Plasma cardiac troponin (cTn) elevation is an indicator of increased mortality in patients with sepsis yet the underlying cause of troponin elevation in sepsis is not known.
- Conditions
- Sepsis, Myocardial Injury, Coronary Microvascular Dysfunction, Endothelial Dysfunction
- Trial name
- COMTESS (NCT06294730)
- Where
- Sweden
- Volunteers
- 62 people
- Sponsor
- Karolinska Institutet
Breast Neoplasms, Exercise
Adapted Physical Activity (APA) in a Breast Cancer Population.
The aim of this study is to investigate the effect of a 6-months program of Adapted Physical Activity (APA) on lifestyle, physical activity levels, insulin resistance and adipokines, oxidative stress, microcirculatory…
- Conditions
- Breast Neoplasms, Exercise, Exercise Therapy, Insulin Resistance
- Trial name
- NCT03528473
- Testing
- Exercise
- Where
- Italy
- Volunteers
- 100 people
- Sponsor
- University Of Perugia
Coronary Artery Disease, Microcirculation Resistance
COronoary Microcirculation Analysis NETwork
COMA.NET (Coronary Microcirculation Analysis Network) is a prospective, randomized, open-label, parallel-group clinical trial designed to determine whether endotype-guided pharmacotherapy is superior to standard care in improving…
- Conditions
- Coronary Artery Disease, Microcirculation Resistance, Microcirculation; Biomarkers; Myocardial Ischemia, Microcirculatory Dysfunction
- Trial name
- COMA-NET (NCT07498231)
- Testing
- Coronary microvascular function assessment
- Where
- Poland
- Volunteers
- 180 people
- Sponsor
- Medical University of Bialystok
Coronary Microvascular Dysfunction, Metabolic Syndrome
Microcirculation Assessment in Diabetes and Metabolic Syndrome
Abnormal coronary microvascular vasodilation has been demonstrated in patients with diabetes and metabolic syndrome, but the role of insulin resistance in its pathogenesis is not clear.
- Conditions
- Coronary Microvascular Dysfunction, Metabolic Syndrome, Diabetes
- Trial name
- MADAME (NCT01014949)
- Testing
- Coronary microcirculation assessment
- Where
- Italy
- Volunteers
- 50 people
- Sponsor
- S.M. Misericordia Hospital
STEMI - ST Elevation Myocardial Infarction
Coronary Microcirculation Assessment After Primary Angioplasty in Myocardial Infarction
In the management of acute myocardial infarction treated with primary angioplasty, despite effective epicardial clearance obtained in 95% of cases, microvascular obstruction (MVO) in the damaged territory concerns 50% of…
- Trial name
- NATHANAEL (NCT04542889)
- Testing
- Absolute coronary flow and resistance measurements, IMR measurement
- Where
- France
- Volunteers
- 31 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Insulin Sensitivity, Microcirculation
Role of Angiotensin II in Insulin-induced Microvascular Activity
In this study we hypothesize infusion of Angiotensin II improves the insulin-induced microvascular dilatation and therefore insulin-mediated glucose uptake.
- Trial name
- NCT01024543
- Testing
- Angiotensin II, Phenylephrine
- Where
- Netherlands
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Maastricht University Medical Center
Ischemic Stroke
Measuring Absolute Brain Flow and Brain Microcirculation Resistance by Continuous Thermodilution
Worldwide, cerebrovascular accidents (also known as strokes) are the leading cause of acquired disability, the second-leading cause of dementia (after Alzheimer's disease) and the second-leading cause of death (but the leading…
- Trial name
- RESISTANCE (NCT07566598)
- Testing
- Measuring Absolute Cerebral Flow and Microvascular Resistance by Thermodilution
- Where
- France
- Volunteers
- 15 people
- Sponsor
- Centre Hospitalier Universitaire de Nice
Hypertension, Insulin Resistance
Role of AT1-receptor Blockers in Insulin-induced Vasodilation.
In this study we hypothesize that blocking the angiotensin II AT1-receptor improves the insulin-induced microvascular dilatation. Objectives: 1.
- Conditions
- Hypertension, Insulin Resistance, Microcirculation
- Trial name
- NCT00742066
- Testing
- Irbesartan, Felodipine
- Where
- Netherlands
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Maastricht University Medical Center
Insulin Resistance, Type 2 Diabetes
Microvascular Dysfunction and the Development of Whole-body Insulin Resistance
This study aims to elucidate the role of the microcirculation in the development of whole body insulin resistance. The investigators hypothesize that impaired insulin signaling in the vasculature is an early phenomenon in the…
- Conditions
- Insulin Resistance, Type 2 Diabetes, Obesity
- Trial name
- DESIRE (NCT02628301)
- Testing
- Hypercaloric diet, Normocaloric diet
- Where
- Netherlands
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Amsterdam UMC, location VUmc
Coronary Artery Disease (CAD)
Comparison of Orbital Versus Rotational Atherectomy Effects On Coronary Microcirculation in PCI
The investigators hypothesize that the orbital atherectomy system (OAS), a newer generation atherectomy device, reduces the incidence of microcirculatory compromise as compared to older generation rotational atherectomy (RA) due…
- Trial name
- ORACLE (NCT03021577)
- Testing
- Orbital Atherectomy System (OAS), Rotablator Rotational Atherectomy System, Magnetic Resonance Imaging (MRI)
- Where
- United States
- Volunteers
- 37 people
- Sponsor
- Columbia University
Severe Symptomatic Aortic Stenosis
Change in Coronary Microcirculation and FFR After TAVI in Patients With Cardiovascular Comorbidities
Change in coronary microcirculation and Fractional Flow Reserve after Transcatheter Aortic Valve Implantation in patients with concomitant coronary artery disease and severe aortic stenosis.
- Trial name
- NCT04663334
- Testing
- inverse myocardial remodeling
- Where
- France
- Volunteers
- 29 people
- Sponsor
- Nantes University Hospital
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