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Beating heart machine tested in transplant study

NCT ID NCT03687723

Completed Knowledge-focused Sponsor: Hannover Medical School Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study looked at how well a device called the Organ Care System (OCS) works for preserving donor hearts before transplantation. The OCS keeps the heart in a near-natural, beating state instead of on ice. Researchers followed 93 heart transplant recipients for 12 months to see how many survived. The goal was to gather real-world data on the device's use and outcomes.

What this could mean

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

What this could lead to
If successful, this could confirm that the OCS device is a safe and effective way to preserve donor hearts, potentially increasing the number of usable hearts for transplant.
What could go wrong
This is an observational study, not a controlled trial, so it cannot prove the device is better than standard cold storage. Results may not apply to all transplant centers or donor types.

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.

advanced heart failure

As listed by the trial registrant

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

HEART TRANSPLANTATION

Contacts and locations

Locations

  • Hannover Medical School, Department of Cardiothoracic, Transplant and Vascular Surgery

    Hanover, Germany

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Other studies related to the condition(s) this trial covers.