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Showing 1–24 of 69 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Ultrasound Measurements Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Carotid Doppler Ultrasound for the Measurement of Intravascular Volume Status

NCT02907931
View directory record Official record
Conditions
Hypotension, Sepsis
Interventions
Point of Care Ultrasound
Other
Lead sponsor
Yale University
Other
Eligibility
18 Years to 60 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 12, 2020 · Synced Jul 22, 2026, 6:03 AM EDT
Terminated No phase listed Observational

Measurement of Cardiac Output Before and After Cardiopulmonary Bypass.

NCT01103895
View directory record Official record
Conditions
Cardiac Output
Interventions
Not listed
Lead sponsor
Transonic Systems Inc.
Industry
Eligibility
21 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
Elmira, New York
Source: ClinicalTrials.gov public record
Updated May 26, 2016 · Synced Jul 22, 2026, 6:03 AM EDT
Completed No phase listed Observational

Contrast Enhanced PA Pressure Measurements

NCT06240871
View directory record Official record
Conditions
Pulmonary Hypertension
Interventions
Pulmonary artery pressure measurements
Other
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 80 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 4, 2024 · Synced Jul 22, 2026, 6:03 AM EDT
Completed No phase listed Observational

Establishing the Physiology of Syringomyelia

NCT00001327
View directory record Official record
Conditions
Arnold Chiari Deformity, Hydrocephalus, Syringomyelia
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1992 – 2011
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Jul 22, 2026, 6:03 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Protocol To Evaluate Patient Measurements After Ultrasonic Treatment

NCT01260298
View directory record Official record
Conditions
Females Scheduled to be Treated Using the MC1.
Interventions
MC1 Ultrasonic Device
Device
Lead sponsor
Sound Surgical Technologies, LLC.
Industry
Eligibility
20 Years to 50 Years · Female only
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Chestnut Hill, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 10, 2011 · Synced Jul 22, 2026, 6:03 AM EDT
Recruiting Not applicable Interventional

Hemorrhage Elimination During Lumbar Puncture Using Ultrasound Measurements (HELPUS)

NCT07612644
View directory record Official record
Conditions
Lumbar Puncture
Interventions
ultrasound contrast
Device
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
1 Day to 12 Months
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 28, 2026 · Synced Jul 22, 2026, 6:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Rehabilitative Ultrasound Imaging: Measurements of Articular Movement of the Shoulder

NCT02338791
View directory record Official record
Conditions
Disorder of Shoulder
Interventions
Manual Mobilization
Device
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years to 65 Years
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2019
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 21, 2019 · Synced Jul 22, 2026, 6:03 AM EDT
Terminated Not applicable Interventional Results available

Contrast Enhanced Transrectal Ultrasonography (TRUS) to Assess Prostatic Vascularity After Radiotherapy (XRT)

NCT00635167
View directory record Official record
Conditions
Prostate Cancer
Interventions
Contrast Enhanced-Transrectal Ultrasound
Drug
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Thomas Jefferson University
Other
Eligibility
40 Years to 80 Years · Male only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 15, 2025 · Synced Jul 22, 2026, 6:03 AM EDT
Completed No phase listed Observational

Evaluation of Changes of Venous Return After Spinal and Epidural Analgesia and Anesthesia by Ultrasound Guided Vena Cava Diameter Measurement

NCT03555799
View directory record Official record
Conditions
Pregnancy Related, Hypotension, Orthostatic
Interventions
Inferior vena cava ultrasound
Diagnostic Test
Lead sponsor
Augusta University
Other
Eligibility
18 Years and older · Female only
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Augusta, Georgia
Source: ClinicalTrials.gov public record
Updated Jul 1, 2019 · Synced Jul 22, 2026, 6:03 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Internal Jugular Ultrasound Measures During Respiration in Children

NCT02004938
View directory record Official record
Conditions
Ultrasound Measurements, Normative Values
Interventions
Sonosite Titan Ultrasound Machine
Device
Lead sponsor
University of Louisville
Other
Eligibility
6 Years to 17 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated May 3, 2017 · Synced Jul 22, 2026, 6:03 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Patient Attitudes Toward Ultrasound Measurement of Cervical Length

NCT01482039
View directory record Official record
Conditions
Cervical Insufficiency
Interventions
Sequential ultrasound, Transvaginal ultrasound
Procedure
Lead sponsor
Intermountain Women and Children's Research
Other
Eligibility
18 Years and older · Female only
Enrollment
210 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Nov 29, 2011 · Synced Jul 22, 2026, 6:03 AM EDT
Completed Not applicable Interventional

Safety and Efficacy of Endoscopic Ultrasound-Guided Portal Pressure Gradient Measurement

NCT06336850
View directory record Official record
Conditions
Liver Diseases
Interventions
Endoscopic Ultrasound-Guided Portal Pressure Gradient Measurement
Procedure
Lead sponsor
Methodist Health System
Other
Eligibility
18 Years to 85 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Jul 22, 2026, 6:03 AM EDT
Completed No phase listed Observational

Comparing Cardiac Output Measurements in Critically Ill Children Using USCOM and Transthoracic ECHO

NCT01460329
View directory record Official record
Conditions
Critical Illness, Pediatrics
Interventions
Ultrasonic Cardiac Output Monitor (USCOM).
Device
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
1 Day to 17 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated May 5, 2013 · Synced Jul 22, 2026, 6:03 AM EDT
Active, not recruiting Not applicable Interventional

An Ultrasound Imaging Technique to Measure Tumors in People With Pancreatic Ductal Adenocarcinoma (PDAC) or Gastrointestinal (GI) Adenocarcinoma

NCT04837833
View directory record Official record
Conditions
Pancreas Cancer, Gastrointestinal Adenocarcinoma
Interventions
ultrasound
Diagnostic Test
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 26, 2026 · Synced Jul 22, 2026, 6:03 AM EDT
Completed No phase listed Observational

Endoscopic Ultrasound-Guided Portosystemic Pressure Gradient Measurements

NCT04668664
View directory record Official record
Conditions
Liver Cirrhosis, Liver Diseases, Hypertension, Portal
Interventions
EchoTip® Insight™ Portosystemic Pressure Gradient Measurement System (EchoTip® Insight™)
Device
Lead sponsor
Cook Research Incorporated
Industry
Eligibility
18 Years to 85 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
5
States / cities
Orange, California • Kansas City, Kansas • Boston, Massachusetts + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 20, 2022 · Synced Jul 22, 2026, 6:03 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Clinical Feasibility of a Conformal Ultrasound Blood Pressure Sensor

NCT05909605
View directory record Official record
Conditions
Feasibility Study, Medical Device
Interventions
sphygmomanometer, Arterial Line
Device
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 90 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Dec 4, 2023 · Synced Jul 22, 2026, 6:03 AM EDT
Not listed No phase listed Observational

DKA Optic Ultrasound

NCT02130180
View directory record Official record
Conditions
Diabetic Ketoacidosis, Uncontrolled Type 1 Diabetes Mellitus
Interventions
Not listed
Lead sponsor
Children's Hospitals and Clinics of Minnesota
Other
Eligibility
7 Years to 18 Years
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Minneapolis and Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 29, 2015 · Synced Jul 22, 2026, 6:03 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

A Simple Clinical Tool to Help Assess Patient Volume (Fluid) Status

NCT00599794
View directory record Official record
Conditions
Sepsis
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
2
States / cities
Minneapolis, Minnesota • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 23, 2008 · Synced Jul 22, 2026, 6:03 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Shear-wave Elastography Compared to Respiratory Function Testing

NCT04959526
View directory record Official record
Conditions
Respiratory Function Loss, Respiratory Complication
Interventions
Shear-wave elastography
Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 15, 2026 · Synced Jul 22, 2026, 6:03 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Abdominal Aorta Palpation With Point of Care Ultrasound Imaging Measurements

NCT06211946
View directory record Official record
Conditions
Physical Examination, Ultrasound Imaging, Abdominal Aortic Aneurysm
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 15, 2024 · Synced Jul 22, 2026, 6:03 AM EDT
Completed Not applicable Interventional Results available

Beyond Confounders: Addressing Source of Measurement Variability and Error in Shear Wave Elastography

NCT03342560
View directory record Official record
Conditions
Liver Fibrosis, Liver Diseases
Interventions
Sonographic SWE measurements with 4 different ultrasound systems
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 27, 2019 · Synced Jul 22, 2026, 6:03 AM EDT
Completed Not applicable Interventional

Ultrasound Evaluation Versus Direct Measurement of Uterine Cavity Length

NCT04425577
View directory record Official record
Conditions
Dysmenorrhea, Heavy Menstrual Bleeding, Contraception
Interventions
Transabdominal Ultrasound
Diagnostic Test
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
12 Years to 22 Years · Female only
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Feb 27, 2023 · Synced Jul 22, 2026, 6:03 AM EDT
Withdrawn No phase listed Observational Accepts healthy volunteers

Ultrasound and CT to Measure Muscle in Hip OA

NCT04061499
View directory record Official record
Conditions
Hip Osteoarthritis
Interventions
Not listed
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
60 Years to 85 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 3, 2021 · Synced Jul 22, 2026, 6:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Wearable Neural Interfacing System for REM Sleep Restoration and Enhancement

NCT07190287
View directory record Official record
Conditions
Sleep Disturbance, Stress, Psychological, REM Sleep Measurement
Interventions
NEUSleeP system (FUS-EEG wearable device), BrainSonix Pulsar 1002
Device
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 50 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Oct 6, 2025 · Synced Jul 22, 2026, 6:03 AM EDT