#$%^&*AU2008200011B220120823.pdf#####ABSTRACT OF THE DISCLOSURE In the present invention, an image processing device is configured by including an ultrasonic wave transmitting section, an ultrasonic wave receiving section, a 5 transmission and reception control section, a B mode signal processing section, a B mode image generating and storing section, an image synthesizing section, a Doppler signal processing section, a Doppler image generating and storing section, a Doppler scan region setting section, a Doppler scan region storing section, a Doppler scan control section, a region marker movement control section and a region marker image 10 generating section. By the configuration, an observation target of which blood state needs to be grasped can be always optimally observed in real time in a Doppler image by a Color Doppler mode or a Power Doppler mode. N: Melbourne Casea Patent 76000-76999 P76412.AU Specis P76412.AU GH SPECIPICATION FIRST.doc 27/12/07FIG.3 4 31 BMODE ULTRASONIC IMAGE 32b REGION OF 32a EG NOF INTEREST INSPECTION INFORMATION DISPLAY AREA 30 B MODE SCAN FIG.4 4 318 MODE ULTRASONIC IMAGE 32b REGINF3 OF INTEREST INSPECTION . INFORMATION DISPLAY AREA 30 B MODE SCAN