Can a home defibrillator save lives? a real-world test begins.
NCT ID NCT04840797
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.
Study facts
What this study's own registry entry says, in plain language.
- Participants
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About 1,400 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Feb 2021
- Expected to finish
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Dec 2030
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Anyone who is suspected of having a sudden cardiac arrest.
- Ages
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Children (under 18), adults (18 to 64) and older adults (65 and over)
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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: * Have been suspected of a circulatory arrest for any cause. * Have had HeartStart HS1 Defibrillator with electrodes: Adult SMART Pads Cartridge \[REF: M5071A\], Infant/Child SMART Pads Cartridge (REF:M5072A) applied to their body and powered up with HS1 battery (Model M5070A), regardless of whether a defibrillation shock was delivered Exclusion Criteria: * Subjects will be excluded if any of the following are present: * AED or pad use other than the HeartStart HS1 Defibrillator with above referenced Philips electrode pads. Note: Use of a device other than the Philips HeartStart HS1 AED does not preclude enrollment if the AED or an Advanced Life Support defibrillator was used after the HeartStart HS1 AED. * AED used for training purposes.
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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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Philips
RECRUITINGPittsburgh, Pennsylvania, 15206, United States
More trials for these conditions
Other studies related to the condition(s) this trial covers.
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- Can emergency heart data travel safely through the air?
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- Can a Pocket-Sized defibrillator deliver when it counts?