Can a home defibrillator save lives? a real-world test begins.

NCT ID NCT04840797

Recruiting now Disease control Sponsor: Heartstream US LLC Source: ClinicalTrials.gov ↗

First seen Aug 11, 2026 · Last updated Aug 12, 2026 · Updated 1 time

Summary

This study tracks people who experienced a suspected cardiac arrest and had a HeartStart HS1 defibrillator applied. The goal is to see how accurately the device detects shockable heart rhythms and delivers the right amount of energy, especially in children. By collecting data from real emergencies, researchers hope to confirm the device's safety and performance.

What this could mean

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

Active substance: HeartStart HS1 automated external defibrillator (AED)
What this could lead to: If successful, this could confirm that the HeartStart HS1 defibrillator reliably detects and treats dangerous heart rhythms, potentially improving survival from sudden cardiac arrest.
What could go wrong: This is an observational registry, not a controlled trial, so it cannot prove the device improves outcomes. Results depend on real-world data, which may be incomplete or biased.

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.

Death, Sudden, Cardiac sudden cardiac arrest

As listed by the trial registrant

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

SUDDEN CARDIAC ARREST

Contacts and locations

Locations

Philips
RECRUITING

Pittsburgh, Pennsylvania, 15206, United States

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