Toshiba America Medical Systems of Tustin, CA, has received 510(k)clearance for its Directional Color Angio (DCA) technique forthe PowerVision ultrasound scanner (SCAN Special Report 12/96).DCA combines color ultrasound angio images with directional blood-flowinformation from conventional color Doppler, allowing cliniciansto determine tissue perfusion and differentiate between arterialand venous blood flow. DCA is a standard feature on PowerVisionscanners.
