Alarm Messages, continued
Severity
Alarm Header
Impella Outflow Blocked
Impella Position Wrong
Impella Stopped Controller
Failure
Placement Signal Low
(Impella CP with SmartAssist
and Impella 5.5 with
SmartAssist)
Placement Signal Not
Reliable
(Impella 2.5, Impella CP, Impella
5.5 with SmartAssist, and Impella
CP with SmartAssist)
Placement Signal Not
Reliable
(Impella 5.0 and Impella LD)
Placement Signal Not
Reliable (Impella RP)
Purge Volume Critically Low
Reinstall Software
Suction
AC Power Disconnected
Adjust LV Signal
(Impella CP with SmartAssist and
Impella 5.5 with SmartAssist)
Audio Off
Enter Cardiac Output
(Impella CP with SmartAssist
and Impella 5.5 with
SmartAssist)
Flight Mode Enabled
14
Action
1. Confirm Impella position with imaging.
2. Pull Impella back 2 cm.
1. Confirm Impella position with imaging.
2. Pull Impella back 2 cm.
Attempting to restart catheter.
Locate backup controller.
Ao diastolic placement signal is low, assess
cardiac function. Confirm Impella position
with imaging. Reposition if necessary
Placement Monitoring and Suction are
suspended.
1. Monitor patient hemodynamics.
2. Monitor Impella position with imaging.
3. Check the patient cable for kinks.
Placement and suction monitoring are
suspended. Flow calculation is disabled.
Refer to flow estimates in table below.
Monitor patient hemodynamics.
1. Press the Purge Menu soft key
2. then select Change Purge Fluid Bag.
Software installation was unsuccessful.
Reinstall software.
1. Reduce P-level.
2. Check Impella position.
3. Check filling and volume status.
Controller is running on battery power.
Press MENU soft key, then select Adjust LV
Signal.
The audio for the following alarm has been
disabled.
<Alarm will be listed here>
Press MENU soft key, then select Enter
Cardiac Output.
1. Connect controller to ground during air
transport.
2. If equipped with Impella Connect, enable
Flight
Mode on module.
3. Upon arrival at receiving hospital, disable
Flight
Mode under MENU.
Cause
Flow to Impella Catheter outlet area obstructed.
Controller has detected that the Impella Catheter is in the
wrong position, with the outlet area too close to the aortic
valve.
Impella Catheter has stopped and controller is attempting to
automatically restart the catheter.
For the Impella CP with SmartAssist: Minimum Ao placement
signal value is less than 30 mmHg and motor current is
pulsatile. For the Impella 5.5 with SmartAssist: Minimum
Ao placement signal value is less than 26 mmHg and motor
current is pulsatile .
There is a problem with the Impella Catheter sensor signal.
There is a problem with the Impella Catheter sensor signal.
There is a problem with the Impella Catheter sensor signal.
There are 15 mL (in addition to 5% of the starting bag volume)
or fewer remaining in the purge fluid bag.
Software was not installed successfully.
Suction is detected.
AC power was disconnected.
Sugested adjustment available for the first time or after 24
hours of pump use.
User has disabled audio for Placement Signal Not Reliable,
Purge Pressure High, Purge System Blocked, Suction,
Placement Signal Low, or Placement Signal Lumen Blocked
alarm.
Cardiac Output and Cardiac Power Output values are going to
timeout.
Flight mode has been enabled for transport.
User Manual