Blood filter device tested to fight COVID-19 organ failure

NCT ID NCT04547257

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 2 times

Summary

This trial tests a device called Seraph 100, a blood filter used to treat severe COVID-19. The goal is to see if filtering the blood can reduce organ failure in patients with COVID-19 who are in the intensive care unit. The study enrolled 42 adults with confirmed COVID-19 and organ problems. Researchers measure changes in organ function over 48 hours and track survival.

What this could mean

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

Active substance

Seraph 100 blood filter

What this could lead to

If it works, this could provide a new way to treat severe COVID-19 by filtering harmful substances from the blood, potentially reducing organ failure and improving survival.

What could go wrong

This is a small early study with only 42 participants, so results may not apply to everyone. The device is experimental and may not improve outcomes or could cause complications from the filtering process.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

COVID-19

As listed by the trial registrant

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

Contacts and locations

Locations

  • Hospital Clinico San Carlos

    Madrid, 28040, Spain

  • Hospital Universitari Vall d'Hebron

    Barcelona, 08035, Spain

  • Klinikum Aschaffenburg-Alzenau

    Aschaffenburg, 63739, Germany

  • Universitätsklinikum Essen

    Essen, 45147, Germany

  • Vivantes Klinikum Neukölln

    Berlin, 12351, Germany