CADENCE II Fetal Monitor User Manual
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fetal arms or legs); lower frequency is because of the lower velocity of the fetal movements
compared with those of the fetal heart.
Only FHR1 channel can perform AFM. But be aware that when monitoring twins, the movements
detected by FHR1 may also be caused by the second fetus’s movement.
The movement of the fetus will be detected and displayed in the form of a trend on the screen and
the recorder paper.
You can choose whether to display the AFM trend and change the AFM threshold & AFM gain.
7.7.3 Enabling/Disabling AFM Trend
To enable or disable the AFM trend,
1 Press the SETUP key three times to open the Fetal Monitor Configuration menu.
2 Press the UP key or DOWN key to move the cursor to AFM Enabled; press the
CHANNEL key.
3 Press the UP key or DOWN key to toggle between On (default) and Off.
4 Press the CHANNEL key to confirm selection.
5 Press the AUTO key to exit.
7.7.4 Changing AFM Threshold
1 Press the SETUP key three times to open the Fetal Monitor Configuration menu.
2 Press the UP key or DOWN key to move the cursor to AFMThreshold; press the
CHANNEL key.
3 Press the UP key or DOWN key to choose the threshold from 0 ~100, the default value is
30.
4 Press the CHANNEL key to confirm selection.
5 Press the AUTO key to exit.
7.7.5 Changing AFM Gain
1 Press the SETUP key three times to open the Fetal Monitor Configuration menu.
2 Press the UP key or DOWN key to move the cursor to AFMGain; press the CHANNEL
key.
3 Press the UP key or DOWN key to choose the gain from 1, 2, 3 and 4 (default).
4 Press the CHANNEL key to confirm selection.
5 Press the AUTO key to exit.
7.7.6 Manual Fetal Movement Monitoring (MFM)
MFM result comes from the patient’s feeling of fetal movement. The MFM symbol “
” will be
printed on the recorder paper.
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