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Showing 1–24 of 32 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Definity microbubbles Clear all
Not listed No phase listed Observational

Therapeutic Use of Contrast Ultrasound in Acute Coronary Artery Disease

NCT04732091
View directory record Official record
Conditions
Acute Myocardial Infarction, Unstable Angina
Interventions
Therapeutic ultrasound with 20 usec
Procedure
Lead sponsor
University of Sao Paulo General Hospital
Other
Eligibility
30 Years and older
Enrollment
540 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Oct 9, 2023 · Synced Sep 6, 2026, 5:17 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Contrast-enhanced Ultrasound for Complex Kidney Lesion Diagnosis in Patients With CKD Extension

NCT03196076
View directory record Official record
Conditions
Chronic Kidney Diseases, Cystic Kidney Disease
Interventions
Perflutren Lipid microsphere
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 20, 2021 · Synced Sep 6, 2026, 5:17 PM EDT
Completed Early Phase 1 Interventional

Open-label Pilot Evaluating Renal Lesions w/ Contrast-enhaced US in Patients w/ Renal Cancer

NCT01751529
View directory record Official record
Conditions
Kidney Cancer
Interventions
Contrast-enhanced Ultrasound, Perflutren lipid
Procedure · Drug
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 16, 2017 · Synced Sep 6, 2026, 5:17 PM EDT
Terminated Phase 1Phase 2 Interventional

Transcranial Ultrasound in Clinical SONothrombolysis

NCT00504842
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Apr 14, 2008 · Synced Sep 6, 2026, 5:17 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Augmentation of Limb Perfusion With Contrast Ultrasound

NCT03195556
View directory record Official record
Conditions
Peripheral Arterial Disease
Interventions
Ultrasound
Device
Lead sponsor
Oregon Health and Science University
Other
Eligibility
19 Years to 99 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 22, 2018 · Synced Sep 6, 2026, 5:17 PM EDT
Completed No phase listed Observational

Bicycle Exercise Echocardiography to Assess Physiological Significance of Mitral Annular Calcification

NCT04093973
View directory record Official record
Conditions
Mitral Annulus Calcification
Interventions
bicycle stress echocardiography
Diagnostic Test
Lead sponsor
Albert Einstein Healthcare Network
Other
Eligibility
18 Years and older
Enrollment
40 participants
Timeline
2014 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 23, 2023 · Synced Sep 6, 2026, 5:17 PM EDT
Withdrawn Not applicable Interventional

Effects of Vitamin D on Renal Blood Flow, Proteinuria and Inflammation in Patients With Chronic Kidney Disease

NCT01426724
View directory record Official record
Conditions
Chronic Kidney Disease, Secondary Hyperparathyroidism
Interventions
Contrast Enhanced Ultrasonography
Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 75 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated May 20, 2014 · Synced Sep 6, 2026, 5:17 PM EDT
Not listed Phase 1Phase 2 Interventional Accepts healthy volunteers

Assessment of the Changes in Cortical and Medullary Renal Blood Flow During Exercise in Healthy Subjects Using Contrast Enhanced Ultrasound

NCT02672722
View directory record Official record
Conditions
Healthy, Physiology
Interventions
Definity, Exercise, Kidney Ultrasound
Drug · Other
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 50 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated May 11, 2017 · Synced Sep 6, 2026, 5:17 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

The Impact of Fitness on Vascular Dysfunction in Adolescents With Type 1 Diabetes

NCT01337947
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
Definity microbubbles
Drug
Lead sponsor
University of Virginia
Other
Eligibility
12 Years to 18 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Sep 28, 2014 · Synced Sep 6, 2026, 5:17 PM EDT
Recruiting Phase 2 Interventional

Periprosthetic Joint Infection Bubble Study

NCT07599865
View directory record Official record
Conditions
Periprosthetic Joint Infection (PJI)
Interventions
Ultrasound-triggered microbubble destruction with antibiotics
Drug
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
3
States / cities
Philadelphia, Pennsylvania • Pittsburgh, Pennsylvania • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jul 30, 2026 · Synced Sep 6, 2026, 5:17 PM EDT
Completed Phase 4 Interventional Results available

Real Time Myocardial Perfusion Echocardiography for Coronary Allograft Vasculopathy

NCT02880137
View directory record Official record
Conditions
Cardiac Allograft Vasculopathy
Interventions
Perflutren Lipid Microsphere, RTMPE
Drug · Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
1 Year and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 19, 2019 · Synced Sep 6, 2026, 5:17 PM EDT
Completed Phase 1 Interventional

Contrast-Enhanced Ultrasound and Shear Wave Elastography for the Treatment of Lymphedema

NCT05613946
View directory record Official record
Conditions
Lymphedema Arm
Interventions
Lumason, Optison, Definity
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older · Female only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 20, 2024 · Synced Sep 6, 2026, 5:17 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Effects of Nebivolol on Skeletal Muscle During Exercise in Hypertensive Patients

NCT01501929
View directory record Official record
Conditions
Hypertension
Interventions
Metoprolol succinate, Nebivolol, Non-invasive measurement of Cardiac Output (CO), Endothelial cell collection, Microvascular perfusion assessment using Definity
Drug · Procedure
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2015
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Nov 5, 2018 · Synced Sep 6, 2026, 5:17 PM EDT
Completed Phase 2 Interventional Results available

Contrast-Enhanced Ultrasound for Kidney Cancer Subtyping and Staging

NCT04021238
View directory record Official record
Conditions
Kidney Cancer
Interventions
Perflutren lipid microsphere, Sulfur hexafluoride lipid microspheres
Drug
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
18 Years to 99 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 12, 2023 · Synced Sep 6, 2026, 5:17 PM EDT
Recruiting Not applicable Interventional

Sonobiopsy for Noninvasive and Sensitive Detection of Glioblastoma

NCT05281731
View directory record Official record
Conditions
Glioblastoma, Glioblastoma Multiforme
Interventions
Sonobiopsy, Research blood, Cancer Personalized Profiling, Definity®
Device · Procedure · Genetic
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated May 13, 2026 · Synced Sep 6, 2026, 5:17 PM EDT
Completed Phase 2 Interventional Results available

Detection of High Grade Prostate Cancer With Subharmonic Ultrasound Imaging, A Pilot Study

NCT02967458
View directory record Official record
Conditions
Prostatic Neoplasm
Interventions
Perflutren Lipid Microsphere Intravenous Suspension
Drug
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older · Male only
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 29, 2025 · Synced Sep 6, 2026, 5:17 PM EDT
Not listed Phase 4 Interventional

Risk Assessment of Carotid Plaques Using 3D Contrast-Enhanced Ultrasound

NCT04643431
View directory record Official record
Conditions
Carotid Atherosclerosis
Interventions
Perflutren
Diagnostic Test
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 23, 2025 · Synced Sep 6, 2026, 5:17 PM EDT
Withdrawn No phase listed Observational

Definity for Ultrasound of Intraocular Tumors

NCT01930968
View directory record Official record
Conditions
Ocular Melanoma
Interventions
Not listed
Lead sponsor
Emory University
Other
Eligibility
20 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Feb 22, 2022 · Synced Sep 6, 2026, 5:17 PM EDT
Completed Not applicable Interventional Results available

Feasibility of Ultrasound Microbubble Contrast-Enhanced (CEUS) Sentinel Lymph Node Imaging With Guided Biopsy in Breast Cancer Patients

NCT02321527
View directory record Official record
Conditions
Breast Cancer
Interventions
Perflutren Protein-Type A Microspheres Injectable Suspension, Contrast-Enhanced Ultrasound (CEUS), Biopsy + Radioactive Seed Placement, Phone Call
Drug · Device · Procedure + 1 more
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 19, 2017 · Synced Sep 6, 2026, 5:17 PM EDT
Completed Phase 2 Interventional Results available

Perflutren Protein-Type A Microspheres and Contrast-Enhanced Ultrasound in Improving Response to Radioembolization Therapy in Patients With Liver Cancer

NCT03199274
View directory record Official record
Conditions
Hepatocellular Carcinoma
Interventions
Yttrium-90 Microsphere Radioembolization, Perflutren Protein-Type A Microspheres, Dynamic Contrast-Enhanced Ultrasound Imaging
Procedure · Drug
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 1, 2026 · Synced Sep 6, 2026, 5:17 PM EDT
Recruiting No phase listed Observational

Evaluation of Intraoperative Contrast Enhanced Ultrasound for the Identification of Pituitary Adenoma in Cushing's Disease Compared to Other Pituitary Tumors

NCT07335315
View directory record Official record
Conditions
Pituitary Adenoma, Cushing Disease
Interventions
Contrast enhanced pituitary magnetic resonance imaging (MRI), Contrast enhanced ultrasound, Non-Contrast Ultrasound
Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
Not listed
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 12, 2026 · Synced Sep 6, 2026, 5:17 PM EDT
Completed Phase 2 Interventional Results available

Contrast-enhanced Ultrasound as a Screening Tool for Kidney Cancer in Patients With Von-Hippel Lindau

NCT03907657
View directory record Official record
Conditions
Von-Hippel Lindau, Kidney Disease, Chronic
Interventions
Perflutren lipid microsphere, Sulfur hexafluoride lipid microspheres
Drug
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
16 Years to 99 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated May 20, 2024 · Synced Sep 6, 2026, 5:17 PM EDT
Terminated Not applicable Interventional

Non-invasive Imaging of GI Inflammation Using Microbubble Contrast Enhanced Ultrasonography

NCT00591669
View directory record Official record
Conditions
Inflammatory Bowel Disease
Interventions
Definity
Other
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 25, 2011 · Synced Sep 6, 2026, 5:17 PM EDT
Withdrawn Phase 4 Interventional Accepts healthy volunteers

Neural Mechanism of Aldosterone-induced Insulin Resistance

NCT02102243
View directory record Official record
Conditions
Hypertension
Interventions
DEFINITY® infusion, Human Recombinant Regular Insulin infusion, Dextrose infusion, Flow mediated vasodilation, Endothelial cell collection, Microvascular perfusion assessment using Definity, Microneurography
Drug · Procedure
Lead sponsor
Wanpen Vongpatanasin
Other
Eligibility
18 Years to 75 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2025
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 14, 2023 · Synced Sep 6, 2026, 5:17 PM EDT