... probes acceptable: convex, linear, transvaginal and endorectal3. Wide applications: Abdominal, OB/GYN, Urology, Cardiology, Small parts examination etc.4. 3 step ... 5. Measurement: Distance, circumference, area, fetal weight, fetal heart rate6. OB measurement: BPD, GS, CRL, FL, AD, HC, AC7. 15 body ...