Algorithm development to reduce noise from high-flow nasal oxygen during sedation

Development of Algorithm to Precise Monitoring Respiratory Sound During Deep Sedation Using the High Flow Nasal Oxygen System

Not applicable Interventional National Taiwan University Hospital · NCT06218017

This study is testing a new way to reduce noise from high-flow nasal oxygen to help doctors better monitor breathing sounds in adults during deep sedation for gastrointestinal procedures.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment60 (estimated)
Ages18 Years and up
SexAll
SponsorNational Taiwan University Hospital Academic / other
Locations2 sites (Hsinchu and 1 other locations)
Trial IDNCT06218017 on ClinicalTrials.gov

What this trial studies

This study focuses on creating an algorithm designed to reduce the noise produced by high-flow nasal oxygen systems, which can interfere with the monitoring of tracheal sounds in patients undergoing deep sedation for gastrointestinal endoscopy. The research utilizes the Airmod Smart Respiratory Monitoring System, which is FDA-approved and capable of recording respiratory sounds while filtering out noise. By improving the accuracy of tracheal sound monitoring, the study aims to enhance patient safety during sedation. The algorithm will be tested in adult patients who meet specific inclusion criteria, ensuring a targeted approach to this critical aspect of anesthesia care.

Who should consider this trial

Good fit: Ideal candidates for this study are adult patients undergoing elective gastrointestinal endoscopy that requires deep sedation.

Not a fit: Patients with histories of sleep apnea, chronic obstructive pulmonary disease, or previous surgeries affecting the airway may not benefit from this study.

Why it matters

Potential benefit: If successful, this algorithm could significantly improve the monitoring of respiratory sounds in deeply sedated patients, leading to better patient outcomes and safety.

How similar studies have performed: While the approach of using digital stethoscopes for noise filtering is novel, similar studies in respiratory monitoring have shown promise in improving patient care.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Adult patients undergoing elective gastroinestinal endoscoy requiring deep sedation

Exclusion Criteria:

* Histories of sleep apnea, chronic obstructive pulmonary disease, or oropharyngeal tumor
* Patient who has a hisotry of previous intraoral surgery, tracheal surgery or pulmonary resection surgery

Where this trial is running

Hsinchu and 1 other locations

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Endoscopy, GastrointestinalSedation, ConsciousTracheal soundElectronic auscultationHigh flow nasal oxygen
Last reviewed 2026-06-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.