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07-19-01-518 – January 2009
A
C
LYX
OMPONENT
C
HAPTER
Note: The product recovery displayed on this screen is based on
the total volumes of the products, not on absolute red cell
recovery.
** The Post-Leukoreduction Product Recovery percentage may
or may not be displayed according to the Software Version or
settings of your A
LYX
Percent Product Recovery page located in the Appendix for
further instructions if the Product Recovery value is not
displayed.
If the displayed or calculated value is below 85% recovery, the
cause of the failure must be investigated in accordance with
center SOPs. The following list of causes may be investigated for
a collection that is below 85% recovery. Refer to Chapter 1 -
Introduction, "Performance and Blood Component Quality" for
a complete listing of situations which could affect the quality of a
product.
Inappropriate burping techniques – results in the loss of red cells.
Multiple alarms during filtration – entire red cell product not
filtered.
Improper weighing techniques – not waiting for weights to settle
or bumping the scale when weights are being finalized.
C
S
OLLECTION
4B – A
RBC/P
LYX
LASMA
instrument. Refer to the Calculating
O
'
M
YSTEM
PERATOR
S
C
P
OLLECTION
ROCEDURE
ANUAL
4B-53
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