Ventilation Displayed Parameters; Supplementary Features - ResMed Astral Series Clinical Manual

Appendix B: Ventilation parameters

Ventilation displayed parameters

The following therapy parameters are displayed on the device but cannot be changed directly. They are
determined by the adjustable parameters and internal algorithms.
Parameters
I:E Ratio
PIF
(L/min)
Ti
(sec)
MV
(L/min)
Average Vt
(mL)
Average Vt/kg
(mL/kg (IBW))

Supplementary Features

The following table indicates the supplementary features applicable to each ventilation mode. The
adjustable parameters, the available setting range and default are displayed.
Features
Manual Breath
Manual Breath
Magnitude
(%)
174
Valve Ventilation and Mouthpiece
Circuit
 
 
 
Valve Ventilation and Mouthpiece
Circuit
    
    
Leak Ventilation
 Displayed if Respiratory Rate
not set to Off
When Volume Breath option is
set to Ti, PIF is display only.
When Volume Breath option is
set to PIF, Ti is display only.
 Displayed in iVAPS Settings
page
 Displayed in iVAPS Settings
page
 Displayed in iVAPS Settings
page
Leak Ventilation
Off / On [Off]
100 to 250 [150]
Setting
Setting