R-R Interval - GE VOLUSON 730Pro Basic User Manual

Calculations and Patient Reports

14.7.4.11 R-R Interval

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1. Press the [Calc] key.
The Cardiac calculations menu appears on the touchpanel.
2. Select the item [R-R Interval] in the menu.
3. A line appears on the screen. Move it to the first point of
measurement using the trackball and the fix it with the right or left
trackball [Set] key. A second line appears when the trackball is
moved.
4. Select the number of heart rate cycles desired for
measurement with the digipot.
5. If necessary, select the [Angle] and the [Baseline].
6. Move the second line to the endpoint of measurement and press
the right or the left trackball [Set] key.
The R-R Interval is displayed.
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Voluson 730Pro - Basic User Manual
105831 Rev. 0