XVIVO Perfusion System (XPS
TM
) Instructions for Use
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38
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P/N: 9182
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0189 Revision Q
3.3.8 Zero Pressure
Sensors
ZEROING
Mount the transducer and
disposable kit in the appropriate
operating position with the stop-
cock zeroing port at the level of
the left atrium of the lung.
NOTE: At this point, elevation of
hard shell reservoir should be
adjusted so that fluid level is con-
sistent to level of left atrium and
stop
-
cock.
Vent the transducer to
atmospheric pressure by turning
the zeroing stopcock off to the
lung.
Remove the luer caps to vent
to atmospheric pressure.
At the XVIVO CardioHelp
pump main screen, touch a pres-
sure button (P
Ven
) to open the
calibration window.
Touch the zero calibration
symbol.
Close the pressure settings
window by touching the confirm
symbol.
Repeat steps 4
-
6 with the oth-
er pressure sensor (P
Art
)
Replace the luer caps and move
the stopcocks back to the hori-
zontal position (off to
atmospheric pressure) as shown
in (
)
.
Lung Preparation