Automatic and Manual Modes
6-4
COBE
®
Spectra™ Apheresis System •
Essentials Guide
Table 6-2:
Key functions in Manual mode
Key
(FLOW keys are
above
the display)
Function and Range
Description
AC FLOW
AC pump flow rate
range: 1 to 12 mL/min.
Changes to the AC pump flow rate do not change the inlet pump flow rate, but cause recalculation
of the inlet:AC ratio.
INLET FLOW
Inlet pump flow rate
range: up to 150 mL/min
Changes to the inlet pump flow rate do not change the AC pump flow rate, but cause recalculation
of the inlet:AC ratio.
For special recovery procedures, you can enter a minimum inlet pump flow rate of 0 (zero) to stop
the inlet pump. During Dual-Needle procedures, the maximum inlet pump flow rate is
150 mL/min or the inlet:AC ratio x 12, whichever is the smaller.
During Single-Needle ELP and LRS procedures, the maximum average inlet pump flow rate is
65 mL/min; during LRST procedures, it is 70; during Single-Needle TPE procedures, it is 60. The
maximum inlet pump flow rate for Single-Needle TPE procedures can be lower if necessary, to
prevent the instantaneous pump flow rate from exceeding 150 mL/min.
PLASMA/RBC FLOW
Plasma/RBC pump flow rate
Range: 2 to150 mL/min
Changes to the plasma/RBC pump flow rate will affect the hematocrit in the RBC line as follows:
•
Increased plasma pump flow rate = increased Hct in RBC line
•
Decreased plasma pump flow rate = decreased Hct in RBC line
During RBCX procedures, pressing
PLASMA
above
the display changes the red blood cell flow out
of the centrifuge instead of the plasma flow.
COLLECT/REPLACE FLOW
Collect/replace pump flow rate
Range: 1 to 150 mL/min
Changes to the collect/replace pump flow rate will affect the cell concentration during collection
procedures and the fluid balance during TPE and RBCX procedures.
INLET:AC RATIO
Inlet:AC ratio
Range: 3 to 50
Changes to the inlet:AC ratio will change the inlet pump flow rate only (inlet pump flow rate =
inlet:AC ratio x AC pump flow rate); the AC pump flow rate remains the same. Changes to the AC
pump flow rate or the inlet pump flow rate can cause an inlet:AC ratio change between 2 and 100.
SPIN RPM
Centrifuge speed
Range: 400 to 2400 rpm
The centrifuge speed can be changed in Manual mode.
Summary of Contents for Cobe Spectra
Page 1: ......
Page 7: ...COBE Spectra Apheresis System Essentials Guide 1 1 1 Preface ...
Page 27: ...COBE Spectra Apheresis System Essentials Guide 2 1 2 Introduction ...
Page 75: ...COBE Spectra Apheresis System Essentials Guide 5 1 5 Software Options and Configuration ...
Page 92: ...Software Options and Configuration 5 18 COBE Spectra Apheresis System Essentials Guide ...
Page 93: ...COBE Spectra Apheresis System Essentials Guide 6 1 6 Automatic and Manual Modes ...
Page 98: ...Automatic and Manual Modes 6 6 COBE Spectra Apheresis System Essentials Guide ...
Page 99: ...COBE Spectra Apheresis System Essentials Guide 7 1 7 Alarm Tests ...
Page 103: ...COBE Spectra Apheresis System Essentials Guide 8 1 8 Anticoagulation ...
Page 109: ...COBE Spectra Apheresis System Essentials Guide 9 1 9 Fluid Volumes ...
Page 115: ...COBE Spectra Apheresis System Essentials Guide 10 1 10 General Maintenance ...
Page 120: ...General Maintenance 10 6 COBE Spectra Apheresis System Essentials Guide ...
Page 121: ...COBE Spectra Apheresis System Essentials Guide 11 1 11 Helpful Hints and Recovery Procedures ...
Page 133: ...COBE Spectra Apheresis System Essentials Guide 12 1 12 General Alarms and Troubleshooting ...
Page 197: ...COBE Spectra Apheresis System Essentials Guide 13 1 13 Specifications ...
Page 208: ...Specifications 13 12 COBE Spectra Apheresis System Essentials Guide ...
Page 209: ...COBE Spectra Apheresis System Essentials Guide 14 1 14 Data Input Limits ...
Page 212: ...Data Input Limits 14 4 COBE Spectra Apheresis System Essentials Guide ...
Page 213: ...COBE Spectra Apheresis System Essentials Guide 15 1 15 The Seal Safe System ...
Page 224: ...The Seal Safe System 15 12 COBE Spectra Apheresis System Essentials Guide ...
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