Heart transplant study aims to uncover hidden blood flow clues
NCT ID NCT05729009
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looks at how small blood vessels work in people who have had a heart transplant. Researchers will use a non-invasive laser device to measure skin blood flow. The goal is to learn more about heart health after transplant, not to test a new treatment. About 31 participants will be enrolled.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
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About 31 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Oct 2022
- Expected to finish
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Dec 2026
An estimate. End dates often move.
- Lead sponsor
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A government agency
The lead sponsor is a government body.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
adult individuals from the cohort of heart failure patients under evaluation for heart transplantation, at the National Institute of Cardiology, Rio de Janeiro, Brazil
- Ages
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18 to 75 years
- Sex
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Anyone
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * capability to understand the objectives of the research and to fulfill the Term of Consent Exclusion Criteria: * Pregnancy, acute infection diagnosis, use of circulatory assistance devices
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Eduardo Tibiriçá
RECRUITINGRio de Janeiro, 22240006, Brazil
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