SONOTRAX(2009) Series Ultrasonic Pocket Doppler User Manual
26
2.3 Probes
2.3.1 Waterproof Obstetrical Probes
The 2 MHz/3 MHz waterproof obstetrical probes can
be connected to the main unit for fetal heart
examining.
The 2 MHz obstetrical probe features in deep
penetration and is designed for use during the third
trimester pregnancy. The 3 MHz obstetrical probe
features in high sensitivity and is designed for use as
early as 10 weeks.
Figure 2-8 2/3 MHz obstetrical probe
The main information on the probe is as follows:
2.0 MHz/3.0 MHz: The central frequency is 2.0
MHz/3.0 MHz.
Waterproof: The probe is waterproof.
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