Weinmann MEDUMAT Standard2 - Page 12

Pressure ramp (pressure increase time)
A pressure ramp (or the pressure increase time) denes the time in which the pressure
increases from the PEEP to the inspiration pressure. This pressure increase time can
be set by the shape of the ramp: at, medium and steep.
<0.2seconds:
steep
Approx. 0.2seconds:
medium
Approx. 0.4seconds:
at
Pressure ramps using the example of a BiLevel + ASB curve
Pressure
Time
TI = T
insp
∆pASB
1/Freq.
(spontaneous)
1/Freq. (set)
P
max
P
insp
Pressure
ramp
dP
dT
PEEP
assisted spontaneous
respiration
mechanical
ventilation
dP
dT