... noting such as noting the real-time clock, the serial number of the medical record, many kinds of ... 4002, 4003 and 4003(workstation)Display mode: Convex array: B, B/B,4B, B+M, and MMagnification: ×0.8, ×1.0, × ... CRL, FL, AC) and expected date of childbirthNote: name, serial numbers of case history, gender, age, 16 body marks ( ... intrauterine equipment, pregnancy and so on. Portable B ultrasound machine