Heart surgery clotting boost? small study tests fluid removal trick

NCT ID NCT04031144

Completed Knowledge-focused Sponsor: Konkuk University Medical Center Source: ClinicalTrials.gov ↗

First seen Jun 25, 2026 · Last updated Jun 26, 2026 · Updated 1 time

Summary

This completed study looked at whether removing extra water from the blood just before taking patients off the heart-lung machine could improve blood clotting. It included 39 adults having heart valve surgery. The researchers measured changes in clot strength using a special blood test. The goal was to see if this simple step might reduce bleeding risks.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance: ultrafiltration (procedure)
What this could lead to: If this technique improves clotting, it could help reduce bleeding and transfusion needs during heart surgery.
What could go wrong: This is a small, completed study with only 39 patients, so results may not apply to everyone. The effect on real-world outcomes like bleeding or transfusions was not directly measured.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

heart valve disorder thrombotic disease

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

CARDIAC VALVE DISEASE

Contacts and locations

Locations

Konkuk University Medical Center

Seoul, Seoul, 05030, South Korea

More trials for these conditions

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