Clinical trials: Cerebral Blood Flows
Stroke, Ischemic, Infarction, Middle Cerebral Artery
Testing of Identification Markers for Stroke
Stroke is the third leading cause of death and the first cause of physical disability and dementia worldwide. Ischemic stroke caused by large vessel occlusion (LVO) is responsible for the vast majority of deaths and disabilities.
- Conditions
- Stroke, Ischemic, Infarction, Middle Cerebral Artery, Infarction, Anterior Circulation, Brain
- Trial name
- TIME (NCT04292600)
- Testing
- POCKiT diagnostics' algorithm for LVO detection
- Where
- 3 sites in United States
- Volunteers
- 383 people
- Sponsor
- POCKiT diagnostics Ltd
Acute Stroke, Blood Pressure
Blood Pressure Target in Acute Stroke to Reduce hemorrhaGe After Endovascular Therapy
A randomized, multicenter study comparing two strategies: 1 / standard management of systolic blood pressure according to international recommendations (systolic blood pressure <185 mm Hg) versus 2 / intensive blood pressure…
- Conditions
- Acute Stroke, Blood Pressure, Cerebral Hemorrhage
- Trial name
- BP-TARGET (NCT03160677)
- Testing
- Systolic blood pressure target < 130 mm Hg, Systolic blood pressure target < 185 mm Hg
- Where
- 7 sites in France
- Volunteers
- 320 people
- Sponsor
- Fondation Ophtalmologique Adolphe de Rothschild
Alzheimer Disease
Triglyceride Effects on Blood Flow in the Human Brain
The 'Western diet' characterized by high fat feeding (HFF) is a risk factor for Alzheimer's disease (AD); however, little is known about mechanisms.
- Trial name
- NCT05218018
- Testing
- Lipid drink
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Washington
Vertebral Artery Dissection, Cerebrovascular Accident
Changes in Cerebral Blood Flow With Spinal Manipulative Therapy vs. Voluntary Motion
The investigators are performing a study to determine whether changes in blood flow occur in the neck and back of the brain following a series of head positions and a manipulation of the upper neck.
- Conditions
- Vertebral Artery Dissection, Cerebrovascular Accident, Cerebrovascular Stroke
- Trial name
- NCT01205490
- Testing
- head positions and spinal manipulation
- Where
- Canada
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Canadian Memorial Chiropractic College
Stroke
Combined Effects of LIRT-BFR Therapy in Post- Stroke Patients
Stroke is a focal neurological deficit of sudden onset, with symptoms lasting more than 24 hours leading to consequences like impacting physical abilities, cognitive functions and emotional well-being, speech and language…
- Trial name
- NCT07646418
- Testing
- Low intensity resistance training with Blood flow restriction therapy, Conventional Physical Therapy Protocol
- Where
- Pakistan
- Volunteers
- 64 people
- Sponsor
- Riphah International University
Ischemic Stroke
Remote Ischemic Conditioning for Acute Moderate Posterior Ischemic Stroke
A substantial body of basic and clinical research has demonstrated the protective effects of remote ischemic conditioning (RIC) in ischemic stroke.
- Trial name
- RICAMIS2 (NCT06931535)
- Testing
- remote ischemic conditioning
- Where
- China
- Volunteers
- 1,600 people
- Sponsor
- General Hospital of Shenyang Military Region
Cerebral Oxygen Saturation,MCA Velocity,Intraoperative Neurological Symptoms During Carotid Endarterectomy
Middle Cerebral Artery Velocity and Oxygen Saturation of the Brain During Carotid Endarterectomy
The primary endpoint of our study is to determine whether neurological symptoms (aphasia, paresis, loss of consciousness, numbness) occur after clamping the internal carotid artery, and if so, changes showed by transcranial…
- Trial name
- NCT02665104
- Testing
- transcranial Doppler (TCD) and INVOS monitor
- Where
- 2 sites in Hungary
- Volunteers
- 100 people
- Sponsor
- University of Debrecen
Stroke, Acute Ischemic
Endovascular Thrombectomy With and Without Intravenous Thrombolysis in Extended Time Window
The primary hypothesis being tested in this trial is that ischemic stroke patients in large vessel occlusion of anterior circulation at 4.5 - 9 hours post onset of stroke will have improved clinical outcomes when given…
- Trial name
- NCT05634382
- Testing
- Intravenous thrombolysis agents, endovascular thrombectomy
- Where
- China
- Volunteers
- 222 people
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Neurogenic Orthostatic Hypotension, Autonomic Failure
Effect of Midodrine vs Abdominal Compression on Cardiovascular Risk Markers in Autonomic Failure Patients
The purpose of this study is to learn more about the effects of abdominal compression and the medication midodrine, two interventions used for the treatment of orthostatic hypotension (low blood pressure on standing), on…
- Conditions
- Neurogenic Orthostatic Hypotension, Autonomic Failure, Pure Autonomic Failure, Multiple System Atrophy
- Trial name
- NCT04620382
- Testing
- Midodrine, Abdominal compression
- Where
- United States
- Volunteers
- 31 people
- Sponsor
- Vanderbilt University Medical Center
Stroke
Feasibility BFRT Geriatric Stroke Patients
The focus of this interventional study is to assess the feasibility of blood flow restriction training (BFRT) in a geriatric stroke population.
- Trial name
- NCT06398041
- Testing
- Blood flow restriction training, Opinions
- Where
- Belgium
- Volunteers
- 16 people
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Cerebral Blood Flow
Validation of UK Protocols to Exclude Brain Blood Flow During Normothermic Regional Perfusion (NRP)
This study aims to evaluate both Abdominal Normothermic Regional Perfusion (A-NRP) and Thoracoabdominal-NRP (TA-NRP) techniques, proving that brain blood flow is not resumed during NRP.
- Trial name
- NCT05775263
- Testing
- CT angiogram
- Volunteers
- 10 people
- Sponsor
- Papworth Hospital NHS Foundation Trust
Pulmonary Hypertension
Noninvasive Determination of Cerebral Tissue Oxygenation in Pulmonary Hypertension
To study the effect of acute pulmonary vasodilatation on cerebral tissue oxygenation (CTO) and cerebral blood flow (CBF) as indicator for cerebrovascular autoregulation in comparison to the effects of supplemental oxygen…
- Trial name
- NCT01463514
- Testing
- Right heart catheterization, Near-infrared spectroscopy
- Where
- Switzerland
- Volunteers
- 20 people
- Sponsor
- University of Zurich
Cerebrovascular Circulation, Magnetic Resonance Imaging
Brain Blood Flow Responses During Exercise
Brain blood flow will be measured during exercise using magnetic resonance imaging.
- Trial name
- NCT05864950
- Testing
- MRI
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- University of Wisconsin, Madison
Persistent Pulmonary Hypertension of Newborn
N-Terminal Pro-brain Natriuretic Peptide Hormone and Persistent Pulmonary Hypertension
Babies who are suspected of having persistent pulmonary hypertension (PPHN) will be included in this study. PPHN is a condition in which the blood is restricted from flowing to the lungs in a normal way making it hard for babies…
- Trial name
- NCT00443859
- Where
- 2 sites in United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Christiana Care Health Services
Leukoaraiosis
the Effects of Cerebral Collateral Circulation on the Outcome of Leukoaraiosis in High-risk Population
This study observed the relationship between cerebral collateral circulation and the prognosis of leukoaraiosis in high-risk population.
- Trial name
- NCT03246373
- Where
- China
- Volunteers
- 1,037 people
- Sponsor
- Shanghai Zhongshan Hospital
Alzheimer Disease, Mild Cognitive Impairment
COMMETS- Combination MCI Metabolic Syndrome
The investigators propose a proof of concept RCT (randomized clinical trial), testing the efficacy of intranasal insulin (INI) with semaglutide, a combination therapy with strong biological plausibility to benefit impaired…
- Conditions
- Alzheimer Disease, Mild Cognitive Impairment, Metabolic Syndrome
- Trial name
- NCT06072963
- Testing
- Semaglutide, Intranasal insulin
- Where
- Israel
- Volunteers
- 80 people
- Sponsor
- Rutgers, The State University of New Jersey
Stroke
Visualization of Cerebral Arteries Using Contrast-Enhanced Transcranial Ultrasound in Stroke Patients
The purpose of this study is to find out more about the usefulness of ultrasound in combination with a contrast solution to look for blood vessel blockage or occlusion in the brains of stroke patients.
- Trial name
- NCT00282841
- Testing
- ultrasound
- Where
- 2 sites in United States
- Volunteers
- 61 people
- Sponsor
- University of California, San Diego
Congenital Heart Defects, Hypoplastic Left Heart Syndrome
Cerebral Perfusion During Neonatal Cardiac Surgery
Neonates with a congenital heart defect are often in need of early cardiac surgery. In complex congenital heart defects, cardiopulmonary bypass is usually employed, with or without deep hypothermic circulatory arrest (DHCA).
- Conditions
- Congenital Heart Defects, Hypoplastic Left Heart Syndrome, Aortic Coarctation
- Trial name
- NCT01032876
- Testing
- Deep Hypothermic Circulatory Arrest, Antegrade Cerebral Perfusion
- Where
- Netherlands
- Volunteers
- 37 people
- Sponsor
- UMC Utrecht
Moyamoya Disease
Safety and Efficacy of Remote Ischemic Conditioning Combined EDAS on Ischemic Moyamoya Disease
Encephaloduroarteriosynangiosis (EDAS) is widely used as an indirect technique for treatment of moyamoya disease. Nevertheless, this indirect surgery tends to establish insufficient collateral circulation in most adult MMD…
- Trial name
- RIC-IMD (NCT04917003)
- Testing
- RIC plus EDAS, EDAS
- Where
- China
- Volunteers
- 60 people
- Sponsor
- Capital Medical University
Alzheimer's Disease
Brain Amyloid and Vascular Effects of Eicosapentaenoic Acid
The number of Americans diagnosed with Alzheimer's disease (AD) is expected to triple by 2050. Compared to the general population, Veterans have a greater risk of AD, likely in part due to their increased incidence of traumatic…
- Trial name
- BRAVE-EPA (NCT02719327)
- Testing
- icosapent ethyl (IPE)
- Where
- United States
- Volunteers
- 131 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development