Clinical trials: Regional Cerebral Blood Flow
Amblyopia, Regional Blood Flow
Amblyopia and Neurovascular Coupling in the Retina of Humans
The visual disorder of amblyopia affects 2% to 3% of the population. Amblyopia is a developmental condition that is characterized by reduced vision of the eye due to the presence of a sensory impediment during visual development…
- Trial name
- NCT00312390
- Testing
- Flicker, Retinal Vessel Diameter, Retinal Blood Flow
- Where
- Austria
- Volunteers
- healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Cardiac Arrest
Non Invasive Neuromonitoring After Cardiac Arrest
Cardiac Arrest is among the leading causes of death, with survival still well under 50% and the majority of the survivors suffering from moderate to severe neurologic deficits. The human, social and economic costs are staggering.
- Trial name
- NINCA (NCT02575196)
- Testing
- Non-invasive cerebral flow monitoring
- Where
- United States
- Volunteers
- 21 people
- Sponsor
- Icahn School of Medicine at Mount Sinai
Schizophrenia, Parkinson's Disease
PET Scanning in Parkinson s Disease
This is an in vivo positron emission tomography (PET) study of regional cerebral dopamine and blood flow in normal volunteers, persons with Parkinson s disease (both familial and sporadic), and those with schizophrenia spectrum…
- Trial name
- NCT00024622
- Testing
- O-15 Water, 18F-Fluoro-L-dopa
- Where
- United States
- Volunteers
- 502 people
- Sponsor
- National Institute of Mental Health (NIMH)
Hypoxia, Hypercapnia
Impact of NOS, COX, and ROS Inhibition on Cerebral Blood Flow Regulation
Elucidating cerebrovascular control mechanisms during physiologic stress may help identify novel therapeutic targets aimed at preventing or reducing the impact of cerebrovascular disease.
- Trial name
- NCT03066115
- Testing
- L-NMMA, Ketorolac, Ascorbic Acid
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Wisconsin, Madison
Pain, Low Back Pain
Changes in Cerebral Blood Flow in Patients Treated With Spinal Cord Stimulation for Low Back and Leg Pain
The primary objective of this study is to identify the brain regions in which activity is affected by SCS. Baseline cerebral blood flow scans with the device turned off will be generated compared to scans produced with the device…
- Conditions
- Pain, Low Back Pain, Leg Pain
- Trial name
- NCT00418301
- Testing
- Precision Spinal Cord Stimulation and PET Scan
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- Boston Scientific Corporation
Alzheimer's Disease
A Study to Assess Regional Cerebral Blood Flow as an Alzheimer's Disease Biomarker Compared to Positron Emission Tomography in Patients With Mild-to-Moderate Alzheimer's Disease and Cognitively Normal Elderly Subjects (Study MK-0000-068)(COMPLETED)
The aim of the study is to determine if regional cerebral blood flow, measured by dynamic arterial spin labeling (dASL), can be a biomarker for stage of Alzheimer's disease.
- Trial name
- NCT00757939
- Testing
- MRI, FDG-PET
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Merck Sharp & Dohme LLC
Normal Human Subjects
Single Photon Emission Computed Tomography of the Normal Human Brain
The objective of the study is to acquire a database of Single Photon Emission Computed Tomographic (SPECT) studies of the brains of normal human subjects in resting and concentrating states.
- Trial name
- NCT01203891
- Where
- United States
- Volunteers
- 97 people, healthy volunteers welcome
- Sponsor
- Amen Clinics, Inc.
Pediatric Anesthesia
Variation of Cerebral Blood Flow in Anterior Cerebral and Basilar Artery in Neonates and Infants in Genreal Anesthesia With Caudal Block
With this study we want to see how the blood flow in the anterior cerebral artery (ACA) and the basilar artery (BA) after the caudal block changes.
- Trial name
- NCT02761954
- Volunteers
- 50 people
- Sponsor
- Bürgerhospital Frankfurt
Stroke
Reperfusion Completion Via Local Arterial Infusion of Tenecteplase After Incomplete Mechanical Thrombectomy
To evaluate the efficacy and safety of intra-arterial TNK bridging therapy following incomplete recanalization (2b ≤ eTICI < 3) after mechanical thrombectomy for acute anterior circulation large vessel occlusion.
- Trial name
- RECLAIM-TNK (NCT07471282)
- Testing
- Tenecteplase (0.0938mg/kg)
- Where
- China
- Volunteers
- 344 people
- Sponsor
- Chuansheng Zhao
Healthy Subjects/Volunteers
Effects of Combined Heat Application and Acupressure to the Carotid Artery Region on Cerebral Blood Flow in Healthy Adults
The aim of this study is to investigate the effects of combined heat application and acupressure to the carotid artery region on cerebral blood flow in healthy adults
- Trial name
- NCT07324226
- Testing
- Combined heat and acupressure
- Where
- South Korea
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- Pusan National University Yangsan Hospital
Anesthesia, Local, Cerebral Vasospasm
Cervical Sympathetic Block in Patients With Cerebral Vasospasm
The purposes of this study are twofold: 1) to assess the effect of a cervical sympathetic block on cerebral blood flow in patients suffering from cerebral vasospasm, after aneurysmal subarachnoid hemorrhage; 2) to evaluate the…
- Conditions
- Anesthesia, Local, Cerebral Vasospasm, Subarachnoid Hemorrhage, Aneurysmal
- Trial name
- NCT05230134
- Testing
- Cervical sympathetic block
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- Stanford University
Aneurysmal Subarachnoid Hemorrhage, Delayed Neurological Deficit
Effects of Donepezil on Regional Cerebral Blood Flow Following Aneurysmal Subarachnoid Haemorrhage
Introduction Aneurysmal subarachnoid hemorrhage (aSAH) is bleeding around the under surface of the brain caused by rupture of an aneurysm arising from a blood vessel.
- Conditions
- Aneurysmal Subarachnoid Hemorrhage, Delayed Neurological Deficit, Delayed Cerebral Ischemia, Vasospasm
- Trial name
- DASH (NCT02222727)
- Testing
- Donepezil
- Where
- United Kingdom
- Volunteers
- 19 people
- Sponsor
- St George's, University of London
Brain Injuries
Clinical Pilot Study to Evaluate a New Multi-parameter Neuromonitoring Device in Brain-injured Patients
Clinical pilot study to evaluate a new multi-parameter neuromonitoring device that allows the measurement of regional cerebral blood flow (rCBF), intracranial pressure (ICP), brain temperature monitoring and ventricular…
- Trial name
- CBMS FIH (NCT03249220)
- Testing
- Placement of the CBMS Probe
- Where
- 2 sites in Switzerland
- Volunteers
- 1 people
- Sponsor
- Carag AG
Regional Cerebral Blood Flow, Mild Cognitive Impairment
Effects of Photobiomodulation on Changes in Cognitive Function and rCBF in MCI
This pilot study has two goals. The first is to see if the cognitive improves when VA and CA are stimulated in MCI patients, and the second is to do an explanatory data analysis to see if that improves cognitive in relation to…
- Conditions
- Regional Cerebral Blood Flow, Mild Cognitive Impairment, Cognitive Function
- Trial name
- NCT04721093
- Testing
- Photobiomodulation device
- Where
- South Korea
- Volunteers
- 14 people
- Sponsor
- Pusan National University Yangsan Hospital
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
Post-Dural Puncture Headache, Spinal Anesthetics Causing Adverse Effects in Therapeutic Use
Predictive Value of ONSD and NIRS for PDPH
Currently, there is no reliable and effective method available in clinical practice to predict the development of PDPH. Early prediction and prevention of PDPH would reduce the incidence of postoperative complications, thereby…
- Trial name
- NCT07729449
- Where
- Turkey (Türkiye)
- Volunteers
- 44 people
- Sponsor
- Ordu University
Acute Kidney Injury, Children
Renal Oxygen Saturation and Its Association With Acute Renal Injury
Peri-operative renal dysfunction is a major mortality and morbidity cause following cardiac and major vascular surgery. Although several intra-operative strategies are proposed for better outcomes, no effective and fast resulting…
- Conditions
- Acute Kidney Injury, Children, Cardiac Surgery
- Trial name
- NCT03608956
- Where
- Turkey (Türkiye)
- Sponsor
- Marmara University
Postoperative Cognitive Dysfunction
Cerebral Oximetry and Neurological Outcomes in Aortic Arch Surgery Patients
The investigators hypothesize that early intervention to optimize regional cerebral oxygenation detected by cerebral oximetry monitoring during deep hypothermic circulatory arrest (DHCA) for patients undergoing aortic surgery…
- Trial name
- NCT01149148
- Testing
- INVOS Somanetics Cerebral Oximeter
- Volunteers
- 25 people
- Sponsor
- University of Michigan
Organ Transplant
Confirming Permanent Lack of Blood Flow to the Brain During A-NRP DCC Organ Transplant
This study aims to evaluate the surgical technique used in Abdominal Normothermic Regional Perfusion (A-NRP) in death determination by circulatory criteria (DCC) organ donors.
- Trial name
- CONCLUDE (NCT05884736)
- Testing
- Neuromonitoring
- Where
- 2 sites in Canada
- Volunteers
- 30 people
- Sponsor
- Western University, Canada
Type 1 Diabetes Mellitus, Hypoglycemia Unawareness
The Effect of Hypoglycaemia on Brain Lactate Accumulation and Cerebral Blood Flow
Iatrogenic hypoglycemia is the most frequent acute complication of insulin therapy in people with type 1 diabetes (T1DM). Recurrent hypoglycemic events initiate a process of habituation, characterized by suppression of…
- Trial name
- NCT02146404
- Testing
- hypoglycemia, euglycemia
- Where
- Netherlands
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Radboud University Medical Center