Yon ltrason scanner se yon tès medikal ki sèvi ak onn son ki wo frekans pou pran imaj vivan nan andedan kò ou.Li rele tou sonografi.Ki gen ladan machin ultrason Doppler koulè a, machin ultrason blan nwa, machin ultrason kadyak, machin ultrason gwosès, machin ultrason 4D, machin ultrason Trolley, machin ultrason pòtab, scanner ultrason kaye ak machin ultrason fil, elatriye.