Fetal monitoring machine always alarm may be caused by fetal heart rate abnormality, but it may also be the problem of fetal heart rate monitoring machine itself.
1. Abnormal fetal heart rate: the normal fetal heart rate ranges from 110 beats/min to 160 beats/min, when the fetal heart rate is higher or lower than this range, the fetal heart monitoring alarm will occur.
2. Abnormal fetal heart monitor: when the fetal heart monitor probe is shifted, not placed in the correct fetal heart auscultation position, or when the power of the fetal heart monitor probe is low, then even if the fetal heart rate is normal, the alarm of the fetal heart monitor machine will appear.
When the patient hears the alarm of the fetal heart monitoring machine, it is recommended to inform the doctor in time to clarify the cause of the alarm.