A i-fetal doppler yi-feetal doppler yi-transducer ephathwa ngesandla esetyenziselwa ukufumanisa ukubetha kwentliziyo yosana kukhathalelo lokubeleka.Isebenzisa isiphumo seDoppler ukubonelela ngokulinganisa okuvakalayo kokubetha kwentliziyo.Ezinye iimodeli zikwabonisa izinga lokubetha kwentliziyo ngomzuzu (BPM).

I-Fetal monitor ikwabizwa ngokuba yimonitha kamama neentsana, sisivamvo esisetyenziselwa ukujonga idatha yefiziyoloji yoomama neentsana.Iyakwazi ukubona iinguqu ezahlukeneyo zomzimba, ikhulise kwaye yomeleze ulwazi, kwaye emva koko iyiguqulele kulwazi lombane, kwaye emva koko ibale kwaye ihlele ulwazi.Ukuba isalathiso esikhankanyiweyo sigqithisiwe, siya kuqalisa inkqubo ye-alam.