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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed No phase listed Observational Accepts healthy volunteers

Transcranial Doppler Using Wearable Ultrasound Patch

NCT06073145
Conditions
Medical Device Complication, Brain Injuries, Brain Diseases, Stroke, Vasospasm
Interventions
conventional transcranial Doppler probe and wearable ultrasound patch.
Device
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
San Diego, California
Conditions
Stroke, Cancer
Interventions
Blood tests, Transcranial Doppler Microemboli Detection Study
Other
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
2
States / cities
New York, New York
Conditions
Anesthesia, Local, Cerebral Vasospasm, Subarachnoid Hemorrhage, Aneurysmal
Interventions
Cervical sympathetic block
Procedure
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Stanford, California
Conditions
Sickle Cell Anemia
Interventions
Hydroxyurea
Drug
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
2 Years to 10 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Memphis, Tennessee
Conditions
Anemia, Sickle Cell
Interventions
Hydroxyurea
Drug
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
2 Years to 7 Years
Enrollment
163 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
14
States / cities
Birmingham, Alabama • Washington D.C., District of Columbia • Miami, Florida + 10 more
Conditions
Cerebral Autoregulation
Interventions
NeuraSignal transcranial doppler robot
Device
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 89 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Premature Birth, Extremely Low Birth Weight, Infant, Small for Gestational Age, Intracerebral Hemorrhage
Interventions
Diffuse Correlation Spectroscopy (DCS), Amplitude Integrated Electroencephalography (aEEG)
Device
Lead sponsor
Maria Angela Franceschini
Other
Eligibility
0 Hours to 72 Hours
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Completed No phase listed Observational Accepts healthy volunteers

Multimodal Monitoring of Cerebral Autoregulation After Pediatric Brain Injury

NCT04242602
Conditions
Traumatic Brain Injury, Brain Injuries, Brain Injury, Vascular
Interventions
Transcranial Doppler
Device
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
28 Days to 18 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Acute Ischemic Stroke
Interventions
MRX-801, Placebo
Drug
Lead sponsor
ImaRx Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
13
States / cities
Birmingham, Alabama • Phoenix, Arizona • Newport Beach, California + 9 more
Conditions
Total Knee Replacement
Interventions
Reaming with Synthes RIA (Reamer-Irrigator-Aspirator), Reaming with conventional reamer
Procedure
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Mechanical Circulatory Support
Interventions
Not listed
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Conditions
Obesity, Cerebrovascular Function, Immune Cells Activity
Interventions
High intensity inspiratory muscle strength training, Low intensity
Device
Lead sponsor
Florida State University
Other
Eligibility
18 Years to 45 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Tallahassee, Florida
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Cardiovascular and Neurovascular Regulation in GWI

NCT04586049
Conditions
Brain Blood Flow, Neurovascular Control
Interventions
MRI, Transcranial Doppler Ultrasound, Sympathetic Nerve Activity
Device · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
45 Years to 68 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Subarachnoid Hemorrhage, Aneurysmal
Interventions
- Non-Invasive Near-infrared Spectroscopy (NIRS) device (HEM1 with Foresight Elite Sensor)
Device
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 89 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Anterior Cerebral Artery Syndrome, Anterior Cerebral Artery Stroke, Acute Ischemic Stroke, Cardioembolic Stroke, Vasogenic Cerebral Edema
Interventions
Transcranial Doppler (TCD) examination
Other
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Richmond, Virginia
Conditions
Carotid Artery Disease, Stroke
Interventions
Carotid filter, Carotid reversal of flow
Procedure
Lead sponsor
Dallas VA Medical Center
Federal
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Sturge-Weber Syndrome
Interventions
Not listed
Lead sponsor
Hugo W. Moser Research Institute at Kennedy Krieger, Inc.
Other
Eligibility
6 Months to 21 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Atrial Fibrillation
Interventions
non-invasive testing
Procedure
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Dallas, Texas
Completed Not applicable Interventional Accepts healthy volunteers

Sex-specific Effect of Restricted Sleep on Brain Health

NCT05920759
Conditions
Cerebrovascular Circulation
Interventions
Cerebral blood flow
Diagnostic Test
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years to 45 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Columbia, Missouri
Conditions
Subarachnoid Hemorrhage, Aneurysmal, Brain Injuries, Traumatic, Cerebral Hemorrhage, Ischemic Stroke, Delayed Emergence From Anesthesia, Encephalopathy
Interventions
Not listed
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Dallas, Texas
Terminated Not applicable Interventional Accepts healthy volunteers

Exercise in Adolescents With Insulin Resistance

NCT04154865
Conditions
Insulin Resistance
Interventions
Hypercapnia, Transcranial Doppler, Cycle ergometer, Cognitive Tests
Other · Device
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
12 Years to 18 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Cerebral Aneurysm, Stroke, Vasospasm, Cerebral, Subarachnoid Hemorrhage, Aneurysmal, Aneurysmal Subarachnoid Hemorrhage, Cerebral Ischemia
Interventions
Transcranial Doppler
Diagnostic Test
Lead sponsor
Hackensack Meridian Health
Other
Eligibility
18 Years and older
Enrollment
3 participants
Timeline
2020 – 2022
U.S. locations
1
States / cities
Hackensack, New Jersey
Conditions
Intracranial Aneurysm, Aneurysm, Intracranial, Giant Intracranial Aneurysm
Interventions
TCD Ultrasound
Device
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
1
States / cities
Gainesville, Florida
Completed No phase listed Observational Accepts healthy volunteers

Brain Vascular Disease in Aging and Dementia

NCT03075007
Conditions
Alzheimer Disease, White Matter Hyperintensities, Dementia, Aging
Interventions
Florbetaben F18, Transcranial Doppler
Radiation · Procedure
Lead sponsor
Columbia University
Other
Eligibility
60 Years and older
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
New York, New York