Clinical Trial

Study on Influencing Factors and Intervention of Silent Aspiration After Heart Valve Operation in Elderly Patients

Study acronym: SILENT-HV
Terminated
View on ClinicalTrials.gov →
Why the trial stopped
The study has completed the collection of all target cases as planned, reaching the anticipated sample size. Data collection has ended, and the study has now entered the data cleaning and analysis phase.
Summary
Objective To investigate the safety and effectiveness of interference electrical stimulation in the prevention of silent aspiration after heart valve surgery in elderly patients. Silent aspiration was diagnosed when either pepsin level \>200 ng/ml or α-amylase level \>1685 U/L was detected in airway secretions.
Trial Details
NCT Number NCT07710001
Lead Sponsor Fujian Medical University Union Hospital
Conditions Elderly Heart Valve Surgery, Silent Aspiration
Enrollment 117 participants
Start Date 2025-02-01
Primary Completion 2026-01-31 (estimated)
Study Completion 2026-01-31 (estimated)
Updated on ClinicalTrials.gov 2026-07-17