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Showing 1–24 of 98 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Definity Contrast Clear all
Completed Phase 1 Interventional

Contrast-Enhanced Ultrasonography in Diagnosing Early-Stage Ovarian Cancer in Patients With an Adnexal Mass Undergoing Surgery to Remove the Ovary

NCT00626873
View directory record Official record
Conditions
Ovarian Cancer
Interventions
Definity, medical chart review
Drug · Other
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
21 Years and older · Female only
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
3
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 17, 2017 · Synced Sep 2, 2026, 4:34 PM EDT
Completed Phase 4 Interventional

DMP115 in Patients With an Ejection Fraction Between 25%-40% to Evaluate the Use of Contrast Echocardiography to Assess Heart Function

NCT00401687
View directory record Official record
Conditions
Ventricular Ejection Fraction
Interventions
Definity® Vial for (Perflutren Lipid Microsphere) Injectable Suspension
Drug
Lead sponsor
Lantheus Medical Imaging
Industry
Eligibility
18 Years and older
Enrollment
131 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
10
States / cities
Tucson, Arizona • Chicago, Illinois • Washington DC, Maryland + 7 more
Source: ClinicalTrials.gov public record
Updated May 19, 2011 · Synced Sep 2, 2026, 4:34 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 2, 2026, 4:34 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 2, 2026, 4:34 PM EDT
Recruiting Phase 3 Interventional

Noninvasive Subharmonic Aided Pressure Estimation of Portal Hypertension; Renewal

NCT05470205
View directory record Official record
Conditions
Liver Diseases, Portal Hypertension
Interventions
SHAPE measurement (Sonazoid ultrasoud contrast agent), SHAPE measurement (Definity ultrasoud contrast agent)
Drug
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older
Enrollment
660 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
2
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 10, 2025 · Synced Sep 2, 2026, 4:34 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Contrast-enhanced Ultrasound of the Kidney

NCT02684435
View directory record Official record
Conditions
Chronic Kidney Disease, Cystic Kidney Disease
Interventions
Perflutren lipid microsphere
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
2
States / cities
Chapel Hill, North Carolina • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 25, 2019 · Synced Sep 2, 2026, 4:34 PM EDT
Completed Phase 4 Interventional Results available

tSCI Contrast Enhanced Ultrasound Study

NCT04056988
View directory record Official record
Conditions
Acute Spinal Cord Injury
Interventions
Perflutren Lipid Microsphere
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 12, 2026 · Synced Sep 2, 2026, 4:34 PM EDT
Completed Early Phase 1 Interventional Results available

Contrast-Enhanced Subharmonic Ultrasound Imaging in Improving Characterization of Adnexal Masses in Patients Undergoing Surgery

NCT03297112
View directory record Official record
Conditions
Adnexal Mass
Interventions
Perflutren Lipid Microspheres, Contrast-Enhanced Subharmonic Ultrasound Imaging
Drug · Procedure
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Thomas Jefferson University
Other
Eligibility
21 Years and older · Female only
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 14, 2025 · Synced Sep 2, 2026, 4:34 PM EDT
Completed No phase listed Observational

Retrospective Safety Study to Compare Mortality in Intensive Care Unite (ICU) Patients Undergoing Echocardiography With or Without DEFINITY®

NCT01299649
View directory record Official record
Conditions
Cardiovascular Disease
Interventions
Not listed
Lead sponsor
Lantheus Medical Imaging
Industry
Eligibility
18 Years and older
Enrollment
4,300,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
1
States / cities
North Billerica, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 9, 2020 · Synced Sep 2, 2026, 4:34 PM EDT
Recruiting Phase 4 Interventional

Contrast-enhanced Ultrasound in the Treatment of Acute Spinal Cord Injury

NCT06654804
View directory record Official record
Conditions
Acute Spinal Cord Injury
Interventions
Perflutren lipid
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Apr 26, 2025 · Synced Sep 2, 2026, 4:34 PM EDT
Not listed Not applicable Interventional

Monitoring Renal Blood Flow With Contrast Enhanced Ultrasound During Coronary Angiogram

NCT01544036
View directory record Official record
Conditions
Contrast Induced Acute Kidney Injury
Interventions
perflutren
Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2012
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Dec 18, 2013 · Synced Sep 2, 2026, 4:34 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Multi-organ Transit Time Acquisition Using Contrast Ultrasound

NCT05135169
View directory record Official record
Conditions
Healthy
Interventions
Definity Suspension for Injection
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jul 8, 2025 · Synced Sep 2, 2026, 4:34 PM EDT
Completed Not applicable Interventional Results available

Comparison of the Sensitivity and Specificity of Acoustic Angiography to the Sensitivity and Specificity of Conventional Ultrasound

NCT02175628
View directory record Official record
Conditions
Signs and Symptoms
Interventions
Acoustic Angiography
Device
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 4, 2019 · Synced Sep 2, 2026, 4:34 PM EDT
Completed Phase 4 Interventional Results available

A Prospective Surveillance Trial to Evaluate the Safety of Optison in Clinical Practice.

NCT00730964
View directory record Official record
Conditions
Echocardiography
Interventions
Perflutren Protein-Type A Microspheres Injectable Suspension, United States Pharmacopeia (USP)
Drug
Lead sponsor
GE Healthcare
Industry
Eligibility
18 Years and older
Enrollment
1,039 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Princeton, New Jersey
Source: ClinicalTrials.gov public record
Updated Jun 11, 2012 · Synced Sep 2, 2026, 4:34 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Assessment of Changes in Renal Cortical and Medullary Blood Flow by Contrast Ultrasound

NCT00631553
View directory record Official record
Conditions
Kidney
Interventions
perflutren lipid microspheres
Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2009
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Aug 6, 2008 · Synced Sep 2, 2026, 4:34 PM EDT
Terminated Phase 2 Interventional Results available

Dose-Finding, Feasibility Study of Optison in Contrast Enhanced U/S for the Detection of Carotid Artery Disease

NCT01394926
View directory record Official record
Conditions
Carotid Artery Disease
Interventions
Optison
Drug
Lead sponsor
GE Healthcare
Industry
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Princeton, New Jersey
Source: ClinicalTrials.gov public record
Updated May 1, 2014 · Synced Sep 2, 2026, 4:34 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 2, 2026, 4:34 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Peripheral Blood Flow Responses to Electromagnetic Energy

NCT02370199
View directory record Official record
Conditions
Exposure to Man-made Visible Light
Interventions
670 nm light, octafluropropane
Device · Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 59 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2027
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Sep 2, 2026, 4:34 PM EDT
Not listed Not applicable Interventional

Perfusion Imaging With Myocardial Contrast Echocardiography in HCM

NCT02560467
View directory record Official record
Conditions
Hypertrophic Cardiomyopathy
Interventions
Echo and myocardial contrast echocardiography perfusion imaging
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
19 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jun 5, 2019 · Synced Sep 2, 2026, 4:34 PM EDT
Recruiting Early Phase 1 Interventional

Application of Contrast-enhanced Ultrasound in Monitoring Soft Tissue Sarcoma Response to Neoadjuvant Radiotherapy

NCT07436364
View directory record Official record
Conditions
Soft Tissue Sarcoma
Interventions
Definity, Contrast-Enhanced Ultrasound
Drug · Diagnostic Test
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 13, 2026 · Synced Sep 2, 2026, 4:34 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 2, 2026, 4:34 PM EDT
Completed Not applicable Interventional

Stress Echocardiography and Heart Computed Tomography (CT) Scan in Emergency Department Patients With Chest Pain

NCT01384448
View directory record Official record
Conditions
Chest Pain, Angina, Angina Pectoris, Coronary Artery Disease
Interventions
Stress Echocardiography, Coronary CT Angiography
Procedure
Lead sponsor
Montefiore Medical Center
Other
Eligibility
30 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Oct 10, 2018 · Synced Sep 2, 2026, 4:34 PM EDT
Completed Phase 3 Interventional Results available

DEF-315 Better Accuracy in Ejection Fraction (EF) Assessment With DEFINITY

NCT03719612
View directory record Official record
Conditions
Cardiac Disease
Interventions
DEFINITY®
Drug
Lead sponsor
Lantheus Medical Imaging
Industry
Eligibility
18 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
15
States / cities
Tucson, Arizona • Los Angeles, California • Orange, California + 12 more
Source: ClinicalTrials.gov public record
Updated Jan 27, 2021 · Synced Sep 2, 2026, 4:34 PM EDT
Terminated Early Phase 1 Interventional

19F MRI of Ventilation in Subjects With Cystic Fibrosis Undergoing Treatment for Pulmonary Exacerbation

NCT03497117
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Lung Clearance Index, MRI with PFP
Device · Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 99 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 8, 2020 · Synced Sep 2, 2026, 4:34 PM EDT