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the site of heart of fetus is 1/3 below of navel line at its earlier stage, it
then moves upward with increasing of gestational period, and the site of
heart of fetus will be a little deviation to left or right with different fetus.
Pls. make sure that the surface of probe should be contacted fully with
the skin. After the sound become clear and stays stable for a few
seconds, the FHR value will appear on the LCD in real time. If no
coupling gel, water can be used.
5.plug one end of the record cable into Earphone Jack
②
,the other
end into record device, like computer, then it is capable to record the
fetal heart beat .Move the probe
⑤
to
gravida’s left breast to record
her heart beat, replaying it can calm down the baby after the fetus is
born.
6. Rotate the Switch/Volume to power off the device
7.Connect the USB socket
③
in main body to USB Speaker Socket
⑩
in
the Base with an USB cable if you want to use the speak in Base, then
the Indicator
⑨
is on after you power on the device.
Note: abnormal value of FHR may appear during the searching of fetal
heart.
Gestation
Ante partum
Parturition
