Leakage Characteristics of Dual-Cannula Fenestrated Tracheostomy Tubes during Positive Pressure Ventilation: A Bench Study

Table 2

Ventilator and lung simulator compliance settings.

Variable	Settings
Ventilation mode	Volume-controlled; Pressure-controlled
Ventilator rate (breaths·min^−1)	15
Tidal volume (mL)	450 ± 5%
Inspiration : expiration ratio	1 : 2
Positive end-expiratory pressure (mbar)	3, 6, 9, 12
Lung simulator compliance (mL·mbar^−1)	20, 50
Lung simulator resistance (mbar·mL^−1·sec^−1)	5