Attach And Prime The Tubing; Arming And Injecting - Bayer HealthCare MEDRAD MRXperion Operation Manual

Operation Manual
8.
Advance the adapter piston to the PFS plunger by pressing the Enable Piston Control button and using the Side A
Low Speed Forward Piston Control. The top of the PFS should be in contact with the PFA.
NOTE: Load rate will automatically adjust when a PFA is installed.
NOTE: The Side A Volume Indicator will blink the compatible PFA number until the PFA is installed into the
injector. If a PFA that is not compatible with the selected contrast type is installed, the attention indicator
will blink fast. Once a compatible PFA is installed, the Side A Volume Indicator will display "- - -".

3.2.1 Attach and Prime the Tubing

1.
Remove the dust cover from the tubing and connect the tubing to the saline syringe.
2.
Turn the manual knobs to advance the Side A piston to prime contrast to the T-connector.
3.
Prime the tubing with saline manually or using the prime function.
Manual Prime: Turn the manual knob on Side B to advance the piston to prime the tubing
with saline.
Piston Control Prime: Press the Enable Piston Control button to activate the piston controls. Then use the Side B
Low Speed Forward Piston Control to prime the tubing with saline.
Auto Prime Function: Press the Prime button on the injector head. Prime source will be set to "B" when PFA is in
use.
4.
Press the I Checked For Air Confirmation button on the injector head to confirm that the syringes and tubing have
been inspected for the presence of air.
NOTE: If required, turn the manual knobs or repeat the priming steps to advance fluid and remove any remaining
air.
5.
Rotate the injector head downward until it stops and the volume indicators change direction.
6.
Connect the tubing to the patient IV.
7.
Press the Test Inject button to perform an optional test injection. (Fast blinking = test injection in progress.)
8.
Press the KVO button to activate optional KVO (keep vein open). (Illuminated = KVO in progress.)

3.3 Arming and Injecting

The system can be armed from the control room or the scan room.
NOTE: The injector head must be in the downward position prior to arming. The system prevents arming if the
head is in the upright position.
1.
Press the Arm button on the injector head or select Arm on the display to arm the injector.
2.
Press the Start button on the injector head or workstation to start the injection.
3.
To terminate the injection and disarm the injector, press the Abort button on the injector head or workstation.
Figure 3 - 7: PFS in Contact with PFA
3 - 17