... obstetrics diagnosis. Functional characteristics: The KJ-4001 B ultrasonic diagnostic instrument (hereinafter refers to as ... five display modes as B, B/B, 4B,B+M, and M. Under the B mode there are six ... 4003 and 4003(workstation)Display mode: Convex array: B, B/B,4B, B+M, and MMagnification: ×0.8, ×1. ... real-time is displayed.Image memory: 128 pictures Permanent storage. Images can be reviewed ...