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Operation Manual 6 - 31
6.2 Injector Head Components
6.2.1 Manual Knobs
An operator can use the manual knobs to purge air, check patency of the patient connection by observing the back flow of
blood, and to assist in ensuring correct catheter placement.
NOTE:
For all non-automatic movements, it is critical for volume accuracy to ensure that the manual knob is
turned one full turn clockwise after every reverse movement.
Figure 6 - 1: Injector Head Manual Knobs
9 Test Inject
When pressed, initiates a test injection based on operator-defined
parameters. When blinking, indicates that the operator can perform
a test inject to determine patency of the patient connection.
The head must be oriented with the syringes pointed downward and
the I Checked For Air must be confirmed to use this function.
10 KVO
When pressed, activates the KVO (Keep Vein Open) feature. When
blinking, indicates that the operator can start KVO to maintain
patency of the patient connection.
The head must be oriented with the syringes pointed downward and
the I Checked For Air must be confirmed to use this function.
11 Arm
When pressed, arms the system.
The head must be oriented with the syringes pointed downward and
the I Checked For Air must be confirmed to use this function.
12 Start / Hold
When pressed, initiates an injection when the system is Armed. When
pressed during an injection, holds the injection for a maximum of 20
minutes.
13 Abort When pressed, terminates the injection and disarms the system.
14 Manual Knobs
Permits an operator to manually move the piston when the injector
is not armed.
15
Injector Status
Indicators
Armed and Injection Status Indicators.
16 Attention Indicator
Illuminates to alert the operator. Refer to "Chapter 7 - System Lights
and Indicators" for more information.
17 mL Indicates fluid volume unit regardless of injector head orientation.
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