Could a nasal device cool your body? early trial begins
NCT ID NCT07361588
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study tests a device called VCool that is placed in the nose to cool the body. Ten healthy adults aged 18 to 55 will try it to see if it safely lowers core body temperature to about 35.5°C and keeps it there for an hour. The goal is to gather early data on how well it works and any side effects like shivering.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- VCool Intranasal Cooling System (device)
- What this could lead to
- If it works, this could point toward a non-invasive way to cool the body for medical emergencies like stroke or fever.
- What could go wrong
- This is a very early feasibility study with only 10 healthy volunteers. It may not work as expected or cause discomfort like shivering.
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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About 10 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Jan 2026
An estimate. Start dates often move.
- Expected to finish
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Jun 2026
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.
- Ages
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18 to 55 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: 1. Male or female ages 18 to 55. 2. An Institutional Review Board (IRB) approved informed consent is signed and dated prior to any study-related activities. 3. Baseline core body temperature between 36.8℃ and 37.5℃. 4. Have the ability to understand the requirements of the study and are willing to comply with all study procedures. 5. In the opinion of the Investigator, are able to participate in the study. Exclusion Criteria: 1. History of cardiovascular, respiratory, or metabolic disorder 2. Any contraindication to undergoing Magnetic Resonance Imaging (MRI) 3. Pregnant 4. Severe peripheral vascular disease 5. History of Raynaud's disease 6. Currently experiencing a respiratory infection 7. Chronic rhinosinusitis 8. History of sickle cell disease 9. History of cold agglutinin disease 10. History of cryoglobulinemia 11. Known deviated septum or nasal deformity 12. History of nosebleeds or a nosebleed within past 24 hours 13. Use of antipyretics or other medications affecting body temperature within the past 24 hours.
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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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R Adams Cowley Shock Trauma Center
Baltimore, Maryland, 21201, United States
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