Generic Measurements
LOGIQ 7 Basic User Manual 7-85
Direction 2392206-100 Rev. 1
Pulsatility Index (PI)
For auto trace:
1. Select PI.
The system displays a caliper and a vertical dotted line.
2. Position the caliper at the beginning of the waveform.
3. To fix the start point, press Set.
The system displays a second active caliper.
4. Position the caliper at the end of the waveform.
5. To complete the measurement, press Set.
The system displays peak systole, minimum diastole, end
diastole, TAMAX, and PI in the Results Window.
For manual trace:
1. Select PI.
The system displays a trace caliper and a vertical dotted
line.
2. Position the caliper at the beginning of the waveform.
3. To fix the start point, press Set.
The system displays a second active caliper.
4. Manually trace the entire waveform.
5. To complete the measurement, press Set.
The system displays peak systole, minimum diastole, end
diastole, TAMAX, and PI in the Results Window.
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