Could a Face-Mounted device replace sleep labs?
NCT ID NCT04583826
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested a medical device called CAVA that uses electrodes on the face to record eye movements during sleep. Nine volunteers wore the device along with standard sleep monitoring equipment in a sleep lab. The goal was to see if CAVA could accurately classify sleep stages (REM, non-REM, awake) using computer algorithms, potentially offering a simpler way to monitor sleep at home.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- CAVA device (face-mounted ECG electrodes for recording eye movements)
- What this could lead to
- If successful, this could lead to a simple home device for tracking sleep stages without needing a sleep lab.
- What could go wrong
- This was a very small early study with only 9 participants, so results may not apply to everyone. The device is still experimental and not yet proven for home use.
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
-
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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9 people
The number who actually took part.
- Started
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Apr 2020
- Finished
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Nov 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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19 years and older
- 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 * ≥ 18 years of age * Conversational English and capacity to consent * Availability to take part in the study Exclusion criteria * Potential participants who have a diagnosed sleep disorder, ongoing neurological or psychiatric disorders, or any potentially life-threatening conditions. * Potential participants who have a history of dermatological disease, fragile skin, or damage around the forehead. * Potential participants who have an allergy to plasters and/or medical adhesives (similarly to materials used in the device). * Pregnant or nursing mothers.
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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.
Contacts and locations
Locations
-
Norfolk and Norwich University Hospitals NHS Foundation Trust
Norwich, Norfolk, NR47UY, United Kingdom
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