New breathing tube gadget aims to cut sore throats after surgery
NCT ID NCT07017205
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests whether an automatic device that keeps steady pressure on a breathing tube's cuff can prevent fluid from leaking into the lungs during surgery, compared to the usual manual method. About 72 adults having planned surgeries will be randomly assigned to one of the two methods. Researchers will measure fluid leakage using a safe blue dye and ask patients about sore throat and voice changes afterward.
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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 72 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Feb 2026
An estimate. Start dates often move.
- Expected to finish
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May 2026
An estimate. End dates often move.
- 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 years and older
- 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.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Adult patients (\>18 years old) scheduled for surgery lasting at least one hour. * ASA I-III classification. * Signed informed consent. Exclusion Criteria: * Pre-existing airway pathology (e.g., tracheomalacia, granulomas, stenosis, tumors). * Anticipated difficult intubation (Macocha Score \> 3 points). * Selective lung ventilation / one-lung ventilation. * Current participation in another clinical trial. Elimination Criteria: * Accidental extubation. * Cardiorespiratory arrest or death.
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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
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Contacts and locations
Locations
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Hospital Britanico de Buenos Aires
CABA, Buenos Aires, 1280, Argentina
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