Product Manual

Patient Monitor User Manual Alarm Information
- 37 -
Message
Cause
Alarm Level
Pacer not
Pacing
No pace pulse detected in 1.75 times RR interval after a
QRS complex.
User-selectable
Tachy
Adult: RR interval for 5 consecutive QRS complex ≤
0.5 s.
Pediatric/neonatal: RR interval for 5 consecutive QRS
complex ≤ 0.375 s.
User-selectable
Brady
Adult: RR interval for 5 consecutive QRS complex ≥
1.5 s.
Pediatric/neonatal: RR interval for 5 consecutive QRS
complex ≥ 1 s.
User-selectable
Missed Beat
If HR < 120 bpm, no beats are detected for 1.75 times
average RR interval; or if HR
≥
120 bpm, no beats are
detected for one second.
User-selectable
Irr Rhythm
Consistently irregular heart rhythm
User-selectable
Vent Brady
5 consecutive ventricular beats, and ventricular HR < 20
bpm.
User-selectable
Vent Rhythm
5 consecutive ventricular beats, and 20 bpm ≤
ventricular HR < 40 bpm.
User-selectable
Sustain VT
The duration of ventricular tachycardia rhythm ≥ the
threshold value that has been set.
High
ExtremeTachy
HR > Extreme Tachycardia threshold value that has
been set.
High
ExtremeBrady
HR < Extreme Bradycardia threshold value that has
been set.
High
V-Tach
5 consecutive ventricular beats and ventricular HR ≥
100 bpm.
High
Wide QRS
Tachy
Meet tachycardia conditions, and QRS wave width ≥
160 ms.
User-selectable
Non-Sustain VT
3 ≤ The number of consecutive ventricular beats < 5,
and ventricular HR ≥ 100 bpm.
User-selectable
Afib
The RR interval of normal beats must be irregular, and it
can be seen that the obvious f or P waves do not exist.
User-selectable
Acc. Vent
Rhythm
5 consecutive ventricular beats, and 40 bpm ≤
ventricular HR < 100 bpm.
User-selectable
Pause
No QRS is detected within the heartbeat pause threshold
value that has been set.
User-selectable