FujiFilm SONOSITE X-PORTE, User Manual

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Measurements and calculations 5-41
To measure gestational growth (2D)
For each 2D Obstetrical measurement (except AFI), the system saves up to three individual measurements
and their average. If you take more than three measurements, the earliest measurement is deleted.
1 Make sure that the Obstetrics exam type is selected.
2 On the patient form, select LMP or EDD . Select Twins if twins.
3 On a frozen 2D image, tap Calcs .
If this control is hidden, tapping More Controls displays it.
4 Do the following for each measurement you want to take:
a Select the calculation list that contains the measurement.
For twins, there are two sets of calculation lists: Each list in one set is labeled Twin A , and each list in
the other set is labeled Twin B .
b Tap the measurement name.
The caliper tool may change depending on the measurement selected, but the position remains
constant.
c Position the calipers by dragging.
d Tap under the measurement name.
To measure heart rate (M Mode or Doppler)
1 Make sure that the Obstetrics exam type is selected.
2 On a frozen M Mode sweep or Doppler trace, tap Calcs .
If this control is hidden, tapping More Controls displays it.
3 Tap HR on the following calculation list:

For M Mode, the HR calculation list (or, if twins, the Twin A HR list or Twin B HR list).

For Doppler, the Doppler Measurements list (or, if twins, the Twin A Doppler Measurements list or
Twin B Doppler Measurements list).
A vertical caliper appears.
4 Drag the vertical caliper to the peak of the heartbeat.
A second vertical caliper appears.
5 Drag the second vertical caliper to the peak of the next heartbeat.
6 Tap under the measurement name.
To calculate the S/D ratio, RI or PI of the Middle Cerebral Artery (MCA) or Umbilical Artery