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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Blood Flow Measurement Clear all
Completed No phase listed Observational Accepts healthy volunteers

Pilot Study of Acute Stroke Using the Brainpulse™

NCT03235271
View directory record Official record
Conditions
Stroke, Acute
Interventions
BrainPulse Device
Device
Lead sponsor
Jan Medical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
252 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2024
U.S. locations
3
States / cities
Arlington Heights, Illinois • Evanston, Illinois • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 6, 2025 · Synced Sep 20, 2026, 7:52 AM EDT
Recruiting Not applicable Interventional

Siemens Biomarker Multi-modality

NCT07495332
View directory record Official record
Conditions
Fatty Liver, Hepatic Steatosis
Interventions
Photon-counting CT (PCCT), Ultrasound, Magnetic Resonance Imaging (MRI)
Diagnostic Test
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 2, 2026 · Synced Sep 20, 2026, 7:52 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Effects of Heating on Exercise Pressor Reflex in Peripheral Artery Disease: Exercise Ability

NCT03900832
View directory record Official record
Conditions
PAD
Interventions
Without Heating, Warm Bath, Neutral Bath, Heating Suit, Lower limb warm water immersion, Gardner walking protocol
Other
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
21 Years to 85 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2025
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 15, 2025 · Synced Sep 20, 2026, 7:52 AM EDT
Completed Not applicable Interventional Results available

Exercise and QUality Diet After Leukemia: The EQUAL Study

NCT02244411
View directory record Official record
Conditions
Adult Survivors of Childhood Leukemia
Interventions
individual diet & physical activity counselor and website through Healthways at Hopkins, self directed weight loss, questionnaires, fasting blood draw, measurement of height, weight and waist circumference, and blood pressure
Behavioral · Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
358 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2025
U.S. locations
2
States / cities
New York, New York • Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Jul 23, 2026 · Synced Sep 20, 2026, 7:52 AM EDT
Completed Not applicable Interventional

Blood Volume and Hemodynamic Analysis in Patients With Chronic Heart Failure

NCT02120014
View directory record Official record
Conditions
Congestive Heart Failure
Interventions
blood volume measurement, venous plethysmography
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 23, 2018 · Synced Sep 20, 2026, 7:52 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Cerebral Physiology of NOWS

NCT07610746
View directory record Official record
Conditions
Neonatal Opioid Withdrawal, Neonatal Opioid Withdrawal Syndrome, Opioid Use Disorder, Intrauterine Exposure
Interventions
FD-NIRS and DCS
Device
Lead sponsor
Indiana University
Other
Eligibility
Up to 1 Day
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Aug 18, 2026 · Synced Sep 20, 2026, 7:52 AM EDT
Completed Phase 1 Interventional

Beta-Glucan in Treating Patients With Locally Advanced or Metastatic Non-Small Cell Lung Cancer

NCT00857025
View directory record Official record
Conditions
Lung Cancer
Interventions
beta-glucan MM-10-001, flow cytometry, laboratory biomarker analysis, questionnaire administration
Biological · Other
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2021
U.S. locations
1
States / cities
Duarte, California
Source: ClinicalTrials.gov public record
Updated Aug 9, 2021 · Synced Sep 20, 2026, 7:52 AM EDT
Completed Not applicable Interventional

3D Sonographic Measurement of Volumetric Flow in Transjugular Intrahepatic Porto-Systemic Shunts

NCT02046473
View directory record Official record
Conditions
Portal Hypertension, Liver Disease
Interventions
Volumetric Flow in TIPS
Procedure
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 9, 2016 · Synced Sep 20, 2026, 7:52 AM EDT
Recruiting Not applicable Interventional

The Relationship Between Blood Flow Readings During Surgery and How Well the Graft Stays Open and How Patients Recover Afterward in Coronary Artery Bypass Graft Surgery

NCT07485738
View directory record Official record
Conditions
CABG Graft Integrity, CABG, Blood Flow, Transit-time Flow Measurement, Heart Disease
Interventions
Transit-Time Flow Measurement (TTFM)
Device
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
1,242 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2032
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 21, 2026 · Synced Sep 20, 2026, 7:52 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Lower Leg Compression in Extended Video Game Play: A Pilot Study

NCT05212363
View directory record Official record
Conditions
Compression; Vein, Compression; Artery, Sedentary Behavior, DVT of Legs
Interventions
Lower extremity compression garments, Active break
Device · Behavioral
Lead sponsor
New York Institute of Technology
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Old Westbury, New York
Source: ClinicalTrials.gov public record
Updated Dec 5, 2022 · Synced Sep 20, 2026, 7:52 AM EDT
Terminated No phase listed Observational Results available

Variability in Transcranial Doppler Technique in Neuro-Critical Care Patients

NCT04583163
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Apr 14, 2025 · Synced Sep 20, 2026, 7:52 AM EDT
Withdrawn Phase 4 Interventional

Ertugliflozin Versus Hydrochlorothiazide in Reducing Sympathetic Neural Overactivity in Patients With Hypertension and Recently-diagnosed Type 2 Diabetes.

NCT03640221
View directory record Official record
Conditions
Hypertension, Diabetes Mellitus, Type 2
Interventions
Ertugliflozin, Hydrochlorothiazide 12.5mg, Microneurography, SKNA recordings, Static Handgrip, Post-handgrip forearm vascular occlusion, Testing of the Arterial Baroreflex Function
Drug · Device · Other
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
35 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 13, 2020 · Synced Sep 20, 2026, 7:52 AM EDT
Completed Not applicable Interventional

Lung Function Testing in Patients With Locally Advanced or Metastatic Solid Tumors

NCT00914147
View directory record Official record
Conditions
Unspecified Adult Solid Tumor, Protocol Specific
Interventions
pulmonary function testing
Procedure
Lead sponsor
Barbara Ann Karmanos Cancer Institute
Other
Eligibility
18 Years to 120 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 7, 2021 · Synced Sep 20, 2026, 7:52 AM EDT
Terminated Phase 1Phase 2 Interventional Results available

Project 4A: Inspiratory Muscle Training and Diaphragm Strength

NCT02367170
View directory record Official record
Conditions
Sepsis
Interventions
Bilateral phrenic nerve stimulation and measurement of transdiaphragmatic pressure, Midazolam, Volitional Measurement of Maximal Inspiratory Pressure (MIP), Inspiratory Muscle Strength Training (IMST), SHAM Inspiratory Muscle Strength Training (IMST), Diaphragm thickness measurement, Blood and Urine samples
Procedure · Drug · Device + 1 more
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated May 6, 2018 · Synced Sep 20, 2026, 7:52 AM EDT
Recruiting No phase listed Observational

Assessment of Methadone Dose Taken

NCT05981573
View directory record Official record
Conditions
Methadone Toxicity, Methadone Overdose, Pain, Chronic, Drug Metabolism, Poor, CYP2D6-Related, Metabolism Medication Toxicity
Interventions
Measurement of Methadone in the Interstitial Fluid (ISF) before and after prescribed dose taken ex vivo, Measurement of Methadone in the Interstitial Fluid before and after prescribed dose taken in vivo, ISF Extraction Device 2
Diagnostic Test · Drug · Device
Lead sponsor
Cari Health Inc.
Other
Eligibility
18 Years to 70 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Lemon Grove, California
Source: ClinicalTrials.gov public record
Updated Feb 12, 2025 · Synced Sep 20, 2026, 7:52 AM EDT
Terminated No phase listed Observational

Delirium, Intraoperative Cerebral Perfusion and EEG Abnormalities After Total Hip Arthroplasty

NCT02818764
View directory record Official record
Conditions
Delirium, Hip Arthroplasty, Elderly
Interventions
Blood Draw, Cerebral Spinal Fluid collection, Electroencephalogram, Cerebral blood flow and oxygen extraction fraction
Procedure · Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
65 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 22, 2020 · Synced Sep 20, 2026, 7:52 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Pentostatin, Cyclophosphamide, Rituximab, and Mitoxantrone in Treating Patients With Chronic Lymphocytic Leukemia or Other Low-Grade B-Cell Cancer

NCT00546377
View directory record Official record
Conditions
Leukemia, Lymphoma
Interventions
filgrastim, pegfilgrastim, rituximab, sargramostim, cyclophosphamide, mitoxantrone hydrochloride, pentostatin, fluorescence in situ hybridization, gene rearrangement analysis, polymerase chain reaction, protein expression analysis, flow cytometry, biopsy
Biological · Drug · Genetic + 2 more
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years to 120 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2014
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 11, 2016 · Synced Sep 20, 2026, 7:52 AM EDT
Withdrawn Not applicable Interventional

Testing of a New Therapeutic Vibration Device to Reduce Neuromuscular Weakness in Hospitalized Patients (Hospital Testing)

NCT05352100
View directory record Official record
Conditions
Critically Ill
Interventions
Therapeutic Vibration Device
Diagnostic Test
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated May 15, 2023 · Synced Sep 20, 2026, 7:52 AM EDT
Completed Not applicable Interventional

A Study Assessing Circulation Around Surgical Incisions at the Time of Laparotomy Closure

NCT03408366
View directory record Official record
Conditions
Laparotomy
Interventions
Laparotomy, ICG, Spectrum NIR imaging system
Procedure · Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
8
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 5 more
Source: ClinicalTrials.gov public record
Updated Aug 1, 2022 · Synced Sep 20, 2026, 7:52 AM EDT
Completed Not applicable Interventional Results available

A Pilot Study of Optic Nerve Ultrasound Following Cardiopulmonary Bypass

NCT03757312
View directory record Official record
Conditions
Congenital Heart Disease, Congenital Heart Defect
Interventions
Ultrasound
Diagnostic Test
Lead sponsor
Marco Corridore
Other
Eligibility
Up to 18 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 12, 2021 · Synced Sep 20, 2026, 7:52 AM EDT
Completed Not applicable Interventional

A Noninvasive Multimodal Biosensing Device for Screening and Monitoring Response to Treatment of Infectious Respiratory Diseases

NCT05035420
View directory record Official record
Conditions
COVID-19, Upper Respiratory Infection, Lower Respiratory Infection
Interventions
Fitbit, Douglas Bag, Periflux 6000 EPOS, BIOPAC, Flowmet, NIRS
Device
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
18 Years to 78 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 4, 2025 · Synced Sep 20, 2026, 7:52 AM EDT
Completed Not applicable Interventional

Effect of Gluten-Free Dietary Education and Intraneural Facilitation® Therapy on Quality of Life in People With Diabetic Neuropathy

NCT05165368
View directory record Official record
Conditions
Diabetic Neuropathy, Distal Symmetric Polyneuropathy (Manifestation)
Interventions
Intraneural Facilitation® Therapy (INF® Therapy), INF® Therapy
Other
Lead sponsor
Loma Linda University
Other
Eligibility
50 Years to 75 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Aug 13, 2025 · Synced Sep 20, 2026, 7:52 AM EDT
Completed Not applicable Interventional

Blood Flow Restriction Exercise Study

NCT02868021
View directory record Official record
Conditions
Osteoarthritis, Knee
Interventions
Strength testing, Short Physical Performance Battery (SPPB), Six-minute walk (SMW), Numerical pain scale, Self-assessed function, Muscle biopsies, Determination of 1 Repetition Maximum (1-RM), Blood flow restriction exercise, Borg CR10 scale
Device · Behavioral · Procedure
Lead sponsor
University of Florida
Other
Eligibility
55 Years to 80 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jul 23, 2019 · Synced Sep 20, 2026, 7:52 AM EDT
Completed No phase listed Observational

MRI Measurement of Brain Metabolism Across the Sleep-Wake Cycle

NCT00117221
View directory record Official record
Conditions
Sleep
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 65 Years
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2014
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 4, 2019 · Synced Sep 20, 2026, 7:52 AM EDT