Alarm Indicators; Setting Alarms - Welch Allyn 300 Series Directions For Use Manual

Directions for Use

Alarm indicators

The monitor alarm indicators are as follows:
Event
Patient alarm
Equipment alert,
nonrecoverable
Error
Equipment alert,
recoverable, NIBP
Equipment alert,
recoverable, SpO
after valid reading

Setting alarms

During patient monitoring, an alarm occurs when a measurement falls outside the
programmed alarm limit. Alarms can be set or turned off for the following vital signs:
•
•
•
•
•
Audible indicator
Three short tones in quick succession, followed
by a short silence, and then two short tones in
quick succession, followed by a long silence;
repeated until action is taken.
Three short tones in quick succession, followed
by a short silence, and then two short tones in
quick succession, followed by a long silence;
repeated for one minute or until power is
shut off.
Two short tones
Two short tones
Two short tones
,
2
Caution Users should check for audible alarm function every time the VSM 300
is used. During the normal power-up cycle, two audible tones are emitted
immediately after the self-test is complete. If these tones do not sound, the audio
has failed. Remove the device from service and contact Welch Allyn.
The loss of the audible alarm could cause a delay in a clinician learning of an alarm
condition for the following conditions: 1) hypotension or hypertension, 2) low
blood oxygen content (SpO
relating to the loss of monitoring of a patient (e.g., a "sensor off" condition). Such
delay could potentially result in injury to the patient.
Systolic high and systolic low
Diastolic high and diastolic low
Pulse rate high and pulse rate low
SpO high and SpO low
2 2
MAP high and MAP low
Visual indicator
Flashing display of the violating value.
For a MAP violation, the monitor
repeatedly flashes the MAP numerics in
the message display.
Flashing display of the violating value for
one minute or until power is shut off.
Continuous display of the error code in the
appropriate window.
Continuous display of the error code in the
appropriate window.
Flashing display of the last SpO
Rate, followed in some cases by a Patient
Alarm tone.
), 3) low or high pulse rate, 4) other alarm conditions
2
Chapter 4 Alarms and alerts
and Pulse
2
49