The present invention is a method and system for a network-based grocery store. The synthetic network traffic can be utilized for information operations, information assurance, and information exploitation. In the imaging method of the present invention using such a device includes positioning a high frequency ultrasonic signal transmitting and receiving apparatus imaging mechanism in close proximity to the area to be scannedimaged, so that the high frequency ultrasonic signal penetrates the tissuestructure of the surgical site being scanned. The rotation shaft is assembled to a side of the seat away from the pivoting rod. The individual primitives and content set are instantiated based on the nature of the marker’s arrangement.