User's Manual

Patient Monitor User Manual Alarm Information
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Chapter 5 Alarm Information
5.1 Physiological Alarm Information
Message Cause Alarm level
HR High HR measuring value is above the upper alarm limit. User-selectable
HR Low HR measuring value is below the lower alarm limit. User-selectable
ST-X High
ST measuring value is above the upper alarm limit. (X
stands for I, II, III, aVR, aVL, aVF, V, V1, V2, V3,
V4, V5 or V6)
User-selectable
ST-X Low
ST measuring value is below the lower alarm limit.(X
stands for I, II, III, aVR, aVL, aVF, V, V1, V2, V3,
V4, V5 or V6)
User-selectable
PVCs High PVCs measuring value is above the upper alarm limit. User-selectable
ASYSTOLE No QRS is detected for 4 consecutive seconds High
VFIB/VTAC
Ventricular tachycardia: The RR interval of 4-second
fibrillation wave or 5 consecutive ventricular beats is
less than 600 ms.
High
VT>2 3< the number of cluster PVCs < 5 User-selectable
COUPLET 2 consecutive PVCs User-selectable
BIGEMINY Vent Bigeminy User-selectable
TRIGEMINY Vent Trigeminy User-selectable
R ON T
A type of single PVC under the condition that
HR<100，R-R interval is less than 1/3 the average
interval, followed by a compensating pause of 1.25X
the average R-R interval (the next R wave advances
onto the previous T wave).
User-selectable
PVC Single PVC detected in normal heartbeats. User-selectable
TACHY
Adult: 5 consecutive QRS complex, RR interval <
0.5s (HR range: 120~300bpm).
Pediatric/neonatal: 5 consecutive QRS complex, RR
interval < 0.375s (HR range: 160~350bpm).
User-selectable
BRADY
Adult: 5 consecutive QRS complex, RR interval ≥
1.5s (HR range: 15~40bpm).
Pediatric/neonatal: 5 consecutive QRS complex, RR
interval ≥ 1s (HR range: 15~60bpm).
User-selectable