... heart tones(FHT), fetal movement ,data of fetal heart rate(FHR) or savedmonitoring data or files, uploaded by Doppler, is designed ... to describe thecurves of FHR and fetal movement, which can be saved and printed , or ... this type is that itcan play back the FHT and FHR simultaneously, reliving the monitoringsituation, helping the doctors to differentiate the ...