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RECRUITING
NCT07375667
NA

Dynamic Airway Resistance & ML: Guide Sputum Suction in Ventilated Patients

Sponsor: Affiliated Hospital of Nantong University

View on ClinicalTrials.gov

Summary

Research has shown that timely suctioning not only improves survival rates but also enhances the quality of life in ventilator-dependent patients. However, clinical judgment on the optimal timing for suctioning currently relies primarily on physician experience, lacking scientific evidence \[10\]. Airway viscous resistance reflects the frictional resistance encountered by gas flow within the airways and is closely associated with airway patency. When airway secretions increase, viscous resistance undergoes dynamic changes. Therefore, analyzing these dynamic variations in viscous resistance derived from ventilator waveforms to determine the optimal suctioning timing and assess its clinical impact on the progression of pulmonary inflammation holds significant scientific value and offers new insights and methodologies for clinical practice.

Official title: Mechanisms of Dynamic Airway Resistance Monitoring and Machine Learning for Assessing Pulmonary Inflammation and Guiding Sputum Suction in Mechanically Ventilated Patients

Key Details

Gender

All

Age Range

18 Years - 90 Years

Study Type

INTERVENTIONAL

Enrollment

258

Start Date

2025-10-30

Completion Date

2029-12-30

Last Updated

2026-01-29

Healthy Volunteers

No

Interventions

PROCEDURE

The dynamics of airway resistance

Monitoring the dynamic changes in airway resistance in patients can be used to reflect the progression of pulmonary inflammation and determine the optimal timing for suctioning.

DIAGNOSTIC_TEST

conventional suctioning

The timing for suctioning is determined based on clinical signs such as rhonchi and an elevated peak pressure.

Locations (3)

The First Affiliated Hospital of Bengbu Medical University

Bengbu, Anhui, China

Peking Union Medical College Hospital

Beijing, Beijing Municipality, China

the Second Affiliated Hospital of Zhejiang University School of Medicine

Hangzhou, Zhejiang, China