10.3 AFGO
AFGO ventilation is carried out using an
external breathing system connected to the
system's AFGO (Additional Fresh Gas Outlet)
connection.
This mode bypasses the circle system,
creating an open system with gas and agents
primarily moving in one direction. Re-use of
gas and CO
2
clearance depends on the
current fresh gas flow.
Refer to manufacturers description for
recommendations on minimal flow required
to carry out ventilation using any specific
external breathing system.
For a complete description on AFGO, refer to
Chapter 8 - AFGO.
CAUTION: Only external breathing circuits
equipped with a pressure relief valve or a
manual bag with an opened end shall be
connected to the AFGO outlet.
10.3.1 Important considerations
The following alarms are disabled during
AFGO ventilation:
• Expiratory Minute Volume: High
• Expiratory Minute Volume: Low
• Apnea > 60 s / Apnea > 120 s
• Continuous APL pressure
Refer to Chapter 10, page 202, for more
information on alarm functions in AFGO mode.
FLOW-i 4.2, User's Manual
211
| Ventilation modes |
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