GE Dash 3000, Operator'S Manual

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Monitoring Invasive Pressures
2000966-386D Dash™ 3000/4000/5000 9-7
Performing PA Wedge Measurements
Automatic
To perform an automatic PA wedge measurement, follow this procedure.
1. Select the PA parameter window label.
2. From the PA menu, select PA WEDGE . A single beep sounds and the message
“ INFLATE BALLOON ” displays in the PA parameter window.
3. Inflate the balloon according to your unit’s policy and procedure. The message
“
WEDGE PROCESSING ” displays.
4. To add a cursor to the real-time wedged waveform, select PA CURSOR .
5. Deflate the balloon after three or four respiratory cycles (no more than 20
seconds).
The PA WEDGE REVIEW information window displays 20 seconds of
compressed waveform data with horizontal and vertical cursors identifying the
end-exhalation point, PAW value and time of measurement.
705B
6. To change the calculated PA wedge value, select MOVE WEDGE CURSOR .
Adjust the value and select main display to save the new cursor value.
7. To save this PA wedge value in the cardiac calculations and VITAL SIGNS ,
select CARDIAC OUTPUT .
NOTE
To change the displayed waveform sweep speed, select SPEED and select an
option.