B-type ultrasonic diagnostic apparatusThe instrument has such four display modes as B, B/B, 4B, B+M, This Ultrasonic diagnostic instrument ( ... such four display modes as B, B/B, 4B, B+M, and M. Under the B mode there are six magnifications ... in the gynecology and obstetrics diagnosis. The B+M and the M modes may be used ... ; and the product performance is reliable. B-type ultrasonic diagnostic apparatus