your baby's heart rate will change throughout the course of your pregnancy. advertisement | page continues below it's at its highest early on in the pregnancy, around weeks 8 to 10, when the walls and valves of the heart are forming. the normal range for that period is 150 to 170 ...
Thus it is possible to isolate both responses that share the same frequency range, i.e., HR and the gait-induced frequency, by applying a threshold in the signal filtered in the range of 1.0 Hz to 3.5 Hz, which is the HR range. This approach is presented in Fig. 10.2, where the ...
Fetal heart rate monitoring during pregnancy is very important, it can effectively prevent fetal instability caused by hypoxia in organs.Our company has researched and developed an ultrasound doppler fetal heart rate monitor, with high sensitive probe for fast monitoring of...