Find NHLBI Clinical Trials

Search selected NHLBI-supported clinical trials and observational studies by condition, location, or age group. You can also view the complete list of NHLBI-funded studies at ClinicalTrials.gov.

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Showing 1 - 6 out of 6 results
Recruiting
The goal of this clinical trial is to compare different types of blood transfusions for critically injured patients who require large-volume blood transfusions. Participants must be at least 15 years old and need a massive blood transfusion. The study is taking place in locations in Alabama, California, Louisiana, Maryland, Missouri, North Carolina, Ohio, Oregon, Pennsylvania, Texas, Washington, and Wisconsin.
All Ages
Recruiting
New York
Do you or your child have a platelet, bleeding, or white blood cell disorder? This study is looking at people who have platelet or other blood disorders. The researchers will use a blood sample to look for problems with platelets and a possible genetic cause in the participant’s DNA or RNA. To participate in this study, you must be a child or adult who either is healthy or has a platelet disorder, coagulation disorder, or white blood cell disorder. This study is located in New York, New York.
All Ages
Accepting Healthy Volunteers
Recruiting
Minnesota
Are you an adult with mild heart failure and a left bundle branch block? This study will test whether a type of pacemaker called a cardiac resynchronization device can help the heart pump more blood in people who have mild heart failure (HF) and left bundle branch block. In the study, participants will have a cardiac resynchronization device implanted. This study is located in Bethesda, Maryland.
Adult, Older Adult
Recruiting
Maryland
Have you had a genetic test that revealed a change (mutation) in the genes that affect your body's elastic fibers? This study aims to learn more about the impact of changes in connective tissue genes on an individual's overall health. To participate in this study, you or your child must be between the ages of 2 and 100 years old. You must have also had a genetic test that identified changes in a gene that affects elastic fibers (e.g., ELN, LOX, MFAP4, FBLN5 and EFEMP). This study is located at the NIH Clinical Center in Bethesda, Maryland.
All Ages
Recruiting
Massachusetts
This study is testing whether a new imaging technique can help healthcare providers diagnose venous thromboembolism. To participate in this study, you must be at least 18 years old and diagnosed with venous thromboembolism. This study takes place in Boston, Massachusetts.
Adult, Older Adult
Recruiting
Pennsylvania
Are you a healthy adult between 40 and 90 years old and willing to help research? This study will test whether a new device called the OsciPulse system, which is designed to repeatedly compress a person’s legs, can improve blood flow through the legs to prevent or treat varicose veins. To participate in this study, you must be 40 to 90 years old and healthy. This study takes place in Philadelphia, Pennsylvania.
Adult, Older Adult
Accepting Healthy Volunteers