Datex-Ohmeda CAPNOMAC ULTIMA, Service Manual

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CAPNOMAC ULTIMA
TM
SERVICE MANUAL
4-20
Compliance
Compliance is the elasticity of the lungs and the chest wall. It is the
subtotal of several parameters such as tidal volume, plateau pressure,
and PEEP.
Expired tidal volume
Compliance =
End inspiratory pressure - PEEP
The lower the compliance value is the more stiff the lungs are. Normal
value for adults are 30 to 100 ml/cmH
2
O.
Compliance is shown on the display in three different ways:
1. Actual digital value on the screen
2. In trend form
3. Angle of pressure-volume loop
Figure 4.6 How to Find Corresponding Pressures From the Loop
January 15th, 1997/6