... 4.Rectal probe Laptop ultrasound scanner Application: diagnosis of abdomen, heart, thyroid, liver, kidney, spleen, bladder and ... up/down reverseMeasurement & calculation: distance, circumference, area and heart rate OB/GYN software package (BPD, GS, CRL, FL, AC ... and embryo weight, automatically calculating the expected date of childbirth (EDC) and gestational weeks)Character input/display: time ...