Trolley structure and it can be applied in the ... the gynecology and obstetrics diagnosis. Technical Parameters:Structure: portable and trolley, KJ-4001, 4002, 4003 and 4003(workstation)Display mode ... ) and expected date of childbirthNote: name, serial numbers of case history, gender, age, 16 body marks (with probe), full ... intrauterine equipment, pregnancy and so on.. KJ-4003 Trolley B Ultrasound scanner