An ultrasonic fetal cephalometer with a facility for automatic instantaneous measurement.
D002508:Cephalometry / Q000295:instrumentation*; D004582:Electronics, Medical; D005314:Embryonic and Fetal Development; D005260:Female; D006801:Humans; D011247:Pregnancy; D014465:Ultrasonics / Q000295:instrumentation*; D014463:Ultrasonography