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.
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.
Age range
60 Years
Sex
ALL
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AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
Bring these to your next appointment. They're a starting point for a shared conversation — not a sign you qualify or a recommendation to enrol.
Generated to help you prepare — always confirm anything about your own eligibility and care with the study team and your doctor.
The trial coordinator is the person who runs the study day to day. These cover the practical side — logistics, costs, and what taking part would actually mean for your life. The study team confirms whether you meet the criteria; these are questions to ask, not a sign you qualify.
A starting point for the conversation — always confirm anything about your own eligibility, costs, and care with the study team and your doctor.
α-Amylase Level in Airway Secretions
Timeframe: Upon admission to ICU after surgery, every 12 hours thereafter (depending on endotracheal catheter indwelling time), before extubation, 24 hours after extubation, 6 days after surgery.
Pepsin Level in Airway Secretions
Timeframe: Upon admission to ICU after surgery, every 12 hours thereafter (depending on endotracheal catheter indwelling time), before extubation, 24 hours after extubation, 6 days after surgery.