Clinical Research Directory

Inclusion Criteria: * Age ≥18 years * Chronically (\>1 month) tracheostomy-dependent outpatients * Currently not requiring ventilatory or supplemental oxygen support * Have undergone at least one prior tracheostomy tube exchange * Scheduled for routine in-office tracheostomy tube exchange * Able to provide informed consent Exclusion Criteria: * Active respiratory infection * Patients with airway tubes having an inner diameter less than 6.0 mm * Patients with preexisting pulmonary conditions, including chronic obstructive pulmonary disease (COPD), restrictive lung disease, untreated pneumonia, or acute respiratory distress syndrome (ARDS) * Patients who are tracheostomy-dependent but cannot be orotracheally intubated. * Patients unable to provide informed consent and who have no legally authorized representative.