Revision C CASE 6-15
2060290-201
During the Test
Pretest Phase
Overview
The pretest phase might consist of stages configured in each protocol.
Commonly used stages are:
Supine
Standing
Hyperventilation
Warm-up
Blood pressure measurements can be taken manually or automatically
as configured in the Protocol Editor. When manual entry is configured,
the window for entry of BP values will appear automatically (see section
“Protocol Editor Tab” on page 12-19).
The first QRS complex of the exercise phase is saved as the baseline
complex.
Operating Steps
1. Wait until the message Median update ceased... Relearn disappears,
the baseline ST measurement appears and the blood pressure has
been taken.
2. Press
a. the 12 lead button to initiate a recording on the thermal writer
or laser printer
b. the12SL button to acquire and analyze a baseline ECG
c. the medians button to print a baseline ECG on the thermal
writer or laser printer.
3. Press pretest to advance to the next stage.
Note
When the TWA algorithm is enabled, ensure that the pretest phase is
long enough (approx. 1 minute for update factor of 1/8).
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