Mindray BeneView T8, Operation Manual

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Monitoring ECG/Resp
7-12
7.5.8 Choosing the Heart Rate Source
The patient monitor uses a lead to compute HR and to analyse and detect arrhythmia. You
should choose a lead of best quality signals as the HR lead. To select a lead as the HR lead, in
[
Normal
] screen, select the wave corresponding to the HR parameter to enter its lead menu.
In the lead menu, select [
HR Source
] and then select the lead you want.
The selected lead should have the following characteristics:
„ The QRS should be either completely above or below the baseline and it should not be
biphasic.
„ The QRS should be tall and narrow.
„ The P-waves and T-waves should be less than 0.2mV.