22
Device setup
DreamStation BiPAP autoSV User Manual
Icon
Text
Description
AHI
AHI
This screen displays the nightly Apnea/Hypopnea Indices (AHI) value for the
most recent 1 day time frame. It also displays the average of these individual
nightly AHI values over a 7-day and a 30-day time frame. This screen only
displays if your home care provider has enabled it.
Mask Fit
Displays the value “100% minus Large Leak.” Large Leak is the percentage
of time that the mask leak was so high that it is no longer possible for the
device to identify respiratory events with statistical accuracy. Displays the
value for the most recent 1 day, as well as the values over last 7 days and 30
days. This screen only displays if your home care provider has enabled it.
Periodic
Breathing
Periodic
Breathing
Displays the percentage of time that the user experienced periodic
breathing. Displays the value for the most recent 1 day time frame, as well as
values for the last 7 days and 30 days. If you observe a large increase in the
percent of time in periodic breathing indicated her, contact your home care
provider for assistance. This screen only displays if your home care provider
has enabled it.
90%
Pressure
90% Pressure
This screen displays the nightly value of 90% Pressure for the most recent 1
day time frame. It also displays the average of these individual nightly values
of 90% Pressure over a 7 day and a 30 day time frame.
2.8.2 Preheat
NOTE
This screen only displays when a humidifier is attached.
When using a humidifier, the device can preheat the water tank for up to 30 minutes prior to starting
therapy.
In order to activate the preheat mode, the blower must be off and a humidifier must be attached. When
Preheat
is selected, you will be able to turn the control dial to choose between On or Off. Press the control
dial again to make your selection. During the 30-minute preheat, you will still be able to use the control dial
to select other menu options from the Home screen.
