Your voice may reveal hidden airway risks before surgery

NCT ID NCT07278232

Not yet recruiting Knowledge-focused Sponsor: Shanghai Jiao Tong University Affiliated Sixth People's Hospital Source: ClinicalTrials.gov ↗

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study explores whether the sound of your voice can help doctors predict if placing a breathing tube during surgery will be difficult. Researchers will record 300 patients saying vowel sounds before surgery and use machine learning to find voice patterns linked to airway anatomy. The goal is to create a quick, non-invasive screening tool to improve patient safety.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

What this could lead to: If successful, this could lead to a simple, painless voice test to help doctors identify patients who may have a difficult airway before surgery.
What could go wrong: This is an early observational study with only 300 participants, so results may not apply to everyone. The voice patterns might not reliably predict difficult intubation in practice.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

DIFFICULT AIRWAY INTUBATION

Contacts and locations

Locations

Shanghai Sixth People's Hospital Affiliated with Shanghai Jiao Tong University School of Medicine

Shanghai, China

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