Welch Allyn Acuity Directions For Use Manual page 58

54 Chapter 4 Adjust monitoring settings and patient information
Arrhythmia event definitions
The Acuity System Arrhythmia Analysis module is not an atrial arrhythmia analysis
package.
Depending upon which arrhythmia analysis option that your Acuity System includes, your
system detects one of these groups of arrhythmia types:
• Lethal Arrhythmia Analysis option: The system detects only lethal arrhythmias (VFib,
asystole and VTach).
• Full Arrhythmia Analysis option: The system detects lethal arrhythmias (VFib, asystole
and VTach) and all of the arrhythmia types shown in
Normal sinus rhythm
Table 3. Normal sinus rhythm
QRS
P-R interval R Q-T interval
P
S
Q
QRS duration
Welch Allyn Acuity Central Monitoring System
Table 5
Normal sinus rhythm example
T
on page 56.