Can a simple skin prep sharpen heart recordings?
NCT ID NCT07787104
First seen Aug 26, 2026 · Last updated Aug 27, 2026 · Updated 1 time
Summary
This trial tests whether different ways of preparing the skin before a standard 12-lead ECG change the quality of the recorded heart signals. Healthy adults aged 18 to 65 will have four ECGs taken, each with a different skin preparation: dry skin, tap water, 70% isopropyl alcohol, and conductive gel. The study compares the R-wave amplitudes across these methods and also looks at whether sex and body mass index influence the results.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Electrode preparation methods (dry skin, tap water, 70% isopropyl alcohol, electroconductive gel)
- What this could lead to
- If one preparation method consistently yields clearer ECG signals, it could simplify and improve the accuracy of routine heart recordings.
- What could go wrong
- This is a small, early-stage study in healthy volunteers, so results may not apply to people with heart conditions or in real-world clinical settings.
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.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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96 people
The number who actually took part.
- Started
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Jan 2023
- Finished
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Jan 2024
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 to 65 years
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
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: * Healthy adult volunteers aged 18 to 65 years. * Ability and willingness to provide written informed consent. Exclusion Criteria: * Known cardiovascular disease. * Cardiac arrhythmia. * Implanted cardiac device. * Dermatological disorder affecting electrode placement sites. * Pregnancy. * Any condition potentially interfering with standard 12-lead ECG acquisition.
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As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Department of Emergency Medicine
Tokat Province, Tokat Province, 60100, Turkey (Türkiye)