P1 Patient Monitor User’s Manual
8-19
The monitor provides ST segment change information, and the clinical opinion
of this information should be decided by the doctor.
8.7.2. Enabling ST Monitoring
The ST segment analysis function is disabled by default. Please enable ST segment
analysis according to the following steps:
1. Select ECG parameter area or waveform area to enter 【ECG】 menu.
2. Select 【ST】 submenu【Setting】 submenu.
3. Switch on the 【ST Analysis】. The following clinical situations may make it
difficult to obtain reliable ST monitoring:
Lead with low noise cannot be obtained.
Arrhythmia leading to irregular baseline exists, such as atrial
fibrillation/atrial flutter.
The patient is continuously performing ventricular pacing.
The patient has left bundle branch block.
When these situations exist, you should consider turning off the ST segment
analysis function.
8.7.3. Displaying ST parameter
The method of displaying ST parameters and waveforms is as follows:
1. Enter the 【Screen Layout】 page in one of the following ways:
Select 【Screen Setup 】 quick keyselect 【 Screen Layout 】
submenu.
Select 【Main Menu】 quick keyfrom 【Display】 column to select
【Screen Layout】.
2.
Click on the location in the parameter area where ST parameters need to be
displayed, and select 【ECG】→【ST】. Depending on the type of lead you
are using, the ECG parameter area displays different ST parameters:
When using 3-lead monitoring, an ST parameter value is displayed in
the ECG parameter area but not in the ST parameter area.
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