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11. Getting Started
Caution: Before you start to use The A-V Impulse foot compression system controller read the
Operating Precautions, Contraindications and Symbol Definition sections.
Note:
When the Impad cover(s) are fitted correctly and the controller is switched on the patient
will feel an impulse under the arch of their foot.
11.1 Sequence of Operation
• Fit the Impad cover(s) to the patient.
• Connect the tubing assembly(s) to the appropriate Air Output
Socket(s) on the rear of the controller (A).
• To switch on the controller press the I/O switch to the on (I)
position. The display will illuminate and the controller will go
through a self-test routine (B).
• The controller will display service and model data.
• Following the self-test a 5 second countdown is displayed in
the top left of the display. The controller will display the current
patient hours and total use hours.
• Press the
/
button(s) to start the treatment once the
countdown is complete.
Note:
During the countdown pressing the
function.
It is recommended that the "Patient Hours" function is reset to zero when the controller is
used on a new patient.
Patient Hours reset is done by pressing either preset button during the 5 second self-test
countdown.
11.2 Pausing Treatment
• To pause the treatment, press the
• To continue the treatment, press the
Note:
If the controller remains paused for 2 minutes it will automatically go into Standby mode.
To commence the treatment from Standby mode press the
11.3 Display
Impulse Pressure
(Patient Right)
Impulse Duration
(Patient Right)
Channel Indicator
(Patient Right)
The bottom section of the display shows the controller's status. When
Controller Status
functioning correctly, an Impad cover and tubing assembly will
represent each selected channel and the smiling controller icon
will be displayed.
Shortly before an impulse is due an arrow head flashes at the controller
EN-6
,
,
, or
will access the buttons secondary
/
button(s) once.
/
button(s).
/
button(s) twice.
Impulse Pressure
(Patient Left)
Impulse Duration
(Patient Left)
Channel Indicator
(Patient Left)
A-V Impulse System
end of the tubing assembly. The arrow head moves down the tubing assembly flashing one
second before it is delivered. The impulse is shown on the Impad icon as it is delivered.
In the event of an alarm condition the frowning controller icon is displayed together with a fault
code. For more information on fault codes refer to the label on the hanging handle or Fault Code
section of this manual (Section 13.1).
11.4 Night Mode
In Night Mode the audible alarm sounds less frequently and the display flashes to draw
attention to the controller in dimly lit conditions, minimising patient disturbance.
• To select Night Mode promptly double press
• To cancel Night Mode promptly double press
Note: the pressure status icon
appears when set pressure is achieved.
12. Preset Parameters
The controller is pre-programmed with three commonly used impulse pressure/duration
settings. These settings are available through use of the
12.1 Presets and their Uses
Preset 1
130 mmHg Impulse Pressure, 3 second Impulse Duration, 20
second Impulse Interval
Preset /Action
Default setting when
controller switched On ( l ).
A-V Impulse System
.
.
Night Mode Icon
buttons.
Display
EN-7
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