Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Jun 11, 2026, 11:25 AM EDT

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Showing 1–24 of 328 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Spinal Cord, Epidural
Interventions
TEE
Procedure
Lead sponsor
Kenichi Ueda
Other
Eligibility
Not listed
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Iowa City, Iowa
Conditions
Embolic Stroke of Undetermined Source, Transient Ischemic Attack, Right-To-Left Atrial Shunt, Patent Foramen Ovale
Interventions
NeuralBot Investigational System, Transthoracic Echocardiography (TTE)
Diagnostic Test
Lead sponsor
NovaSignal Corp.
Industry
Eligibility
18 Years and older
Enrollment
154 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
7
States / cities
Phoenix, Arizona • Portland, Oregon • Chattanooga, Tennessee + 3 more
Terminated No phase listed Observational

Cardiovascular Disease Screening

NCT00483951
Conditions
Congenital Heart Disease, Atherosclerosis, Myocardial Ischemia, Myocardial Infarction, Acquired Heart Disease
Interventions
Toshiba Aquilion ONE CT, SWiemens MRI scanner
Device
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years and older
Enrollment
1,325 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2020
U.S. locations
2
States / cities
Bethesda, Maryland
Conditions
Heart Failure, Cancer Treatment Induced Left Ventricular Dysfunction
Interventions
Echocardiograms, Electrocardiogram, Symptom Questionnaire, Telephone Follow-Up
Device · Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Houston, Texas
Completed Not applicable Interventional Results available

GE CVUS Device Evaluation

NCT05340244
Conditions
Echocardiography
Interventions
Investigational ultrasound exam
Device
Lead sponsor
GE Healthcare
Industry
Eligibility
Not listed
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Kansas City, Missouri
Conditions
Preeclampsia
Interventions
Transthoracic Echocardiography
Diagnostic Test
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 55 Years · Female only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Aortic Valve Insufficiency, Mitral Valve Insufficiency
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
Not listed
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1992 – 2001
U.S. locations
1
States / cities
Bethesda, Maryland
Terminated Phase 4 Interventional Results available

The Effect of Lipitor on Aortic Stenosis

NCT00590135
Conditions
Aortic Valve Stenosis
Interventions
atorvastatin (Lipitor)
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2010
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
Anesthesia
Interventions
Artificial Intelligence-assisted Point-of-Care Echocardiography
Diagnostic Test
Lead sponsor
Loma Linda University
Other
Eligibility
18 Years to 65 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Loma Linda, California
Not listed No phase listed Observational

Strain Echo in Acute Heart Failure

NCT02371642
Conditions
Heart Failure
Interventions
Not listed
Lead sponsor
Wayne State University
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2015
U.S. locations
1
States / cities
Detroit, Michigan
Completed No phase listed Observational

Arterial Pressure vs. TE Echo dp/dt

NCT04726852
Conditions
Myocardial Contraction
Interventions
Concurrent comparison
Device
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Sacramento, California
Recruiting No phase listed Observational

ViewFlex X ICE First-in-Human Study

NCT06772493
Conditions
Cardiac Arrhythmias
Interventions
ViewFlex X ICE System
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
8
States / cities
Jonesboro, Arkansas • La Jolla, California • Jacksonville, Florida + 5 more
Conditions
Covid19, Echocardiography, Ultrasound
Interventions
Point of care ultrasound including echocardiography, lung ultrasound, vascular ultrasound
Diagnostic Test
Lead sponsor
University of Louisville
Other
Eligibility
18 Years and older
Enrollment
98 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Louisville, Kentucky
Conditions
Hypertension, Left Ventricular Diastolic Dysfunction
Interventions
Nebivolol
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Results available

EVEREST II Pivotal Study High Risk Registry (HRR)

NCT01940120
Conditions
Mitral Valve Insufficiency, Mitral Valve Regurgitation, Mitral Valve Incompetence, Mitral Regurgitation, Mitral Insufficiency
Interventions
Percutaneous mitral valve repair using MitraClip implant
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
2
States / cities
Evanston, Illinois • Indianapolis, Indiana
Conditions
Coronary Disease
Interventions
Real time 3-dimensional stress echocardiography
Procedure
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
Not listed
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2001
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
AKI
Interventions
Not listed
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Heart Failure, Diastolic
Interventions
Echocardiography system Ultra DCI Model 5000, Echocardiography machine GE Vivid E9, Diastolic function assessment
Device
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Low Cardiac Output
Interventions
Not listed
Lead sponsor
University of Iowa
Other
Eligibility
30 Years to 90 Years
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Iowa City, Iowa
Conditions
Heart Diseases
Interventions
Cardiac Performance System (CPS) Device
Device
Lead sponsor
Stephen Esper
Other
Eligibility
18 Years and older
Enrollment
79 participants
Timeline
2021 – 2024
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
Epidural Space
Interventions
TEE
Procedure
Lead sponsor
Kenichi Ueda
Other
Eligibility
Up to 18 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Iowa City, Iowa
Conditions
Pulmonary Hypertension, Infant, Premature
Interventions
Not listed
Lead sponsor
Mount Sinai Hospital, Canada
Other
Eligibility
14 Days and older
Enrollment
350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
1
States / cities
Iowa City, Iowa
Conditions
Mitral Valve Insufficiency, Mitral Valve Regurgitation, Mitral Valve Incompetence, Mitral Regurgitation, Mitral Insufficiency
Interventions
MitraClip® implant
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
965 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2018
U.S. locations
38
States / cities
Los Angeles, California • Mountain View, California • Sacramento, California + 31 more
Terminated Early Phase 1 Interventional Results available

Cardiometabolic Disease and Pulmonary Hypertension

NCT03349775
Conditions
Obesity
Interventions
Metformin, Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
30 Years to 80 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts