New cardiotocographyc system provided with cardio and toco probes, and with the telemetry system for
the surveillance of fetal heart rate and uterine contractions during pregnancy and delivery, provided with both wireless and waterproof
transducer and wired transducer. All the electronics that needs for signal detection and its transmission to the core unit is contained
inside the transducer. The telemetry consists of three elements: the ultrasound transducer, the toco transducer and the receiver.
The transmission of signals occurs in the range of 433MHz. The range of portability depends on local conditions, it can be up to 100m (
outside the water).