Philips V200 User Manual

Page of 328
Chapter 8
8-22
 
Respironics V200 Ventilator Operator’s Manual
REF 1057983 A
Operating Instructions
displayed, the calculated value for the I:E ratio that will result from the PCV 
rate value is also displayed.
When the setting window insert for VCV Apnea Rate is displayed, the 
calculated minute ventilation that will exist if the ventilator goes into Apnea 
Ventilation in VCV is shown. When the setting window insert for PCV Apnea 
Rate is displayed, the I:E Ratio shown is the I:E Ratio that will exist if the 
ventilator goes into Apnea Ventilation in PCV.
Figure 8-22: Settings Window Inserts With Calculated Results
Rate and Apnea Rate Settings Relationship
For all breath types, VCV, PCV, and NPPV, the ventilator ensures the Apnea 
Rate setting is equal to or greater than the set Rate up to 20 BPM. When set 
rate is equal to the Apnea Rate and less than 20 BPM increasing the Set Rate 
increases the Apnea Rate equally up to 20 BPM. Above 20 BPM the Apnea 
Rate can be greater than or less than the Set Rate, down to 20 BPM.
PCV Settings Window Insert
VCV Settings Window Insert
Setting to be 
changed on the 
top.
Setting that is 
calculated as 
the setting 
above changes, 
below. 
I:E Ratio is the parameter that is 
calculated and displayed in certain 
PCV setting window inserts. These 
are PCV Rate, PCV I-Time, and PCV 
VE is the parameter that is 
calculated and displayed in certain 
VCV setting window inserts. These