Dräger PulmoVista 500 Manual page 25

In obese patients the size of the ROIs should be adapted to the smaller tidal
image.
healthy patient with
normal weight
Window size unchanged,
distribution of ventilation in %.
When comparing the right and left lung the use of ROI quadrants is
recommended. As an example, the following image sequence shows the
recruitment of the right lung and the percentage increase in tidal volume over
time.
Before Recruitment Maneuver
(RM)
The fullscreen view hides the regional impedance curves and enlarges either
the dynamic or status EIT image. This view serves to improve the visualization
of ventialtion.
Different views and their special properties
Obese patient
Adjust the window size to the
smaller Tidal Image. The sum
of the 4 regional tidal variations
(TV) should be 100 %.
10 Minutes after RM 4 hours after RM
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