The Samsung Medison SonoAce R3 portable ultrasound provides the image quality and features of a premium system at a fraction of the cost. The Samsung Medison SonoAce R3 portable ultrasound is brought to you by Samsung / Medison, a company whose name has been trusted in ultrasound since 1985. The Samsung Medison SonoAce R3 portable ultrasound is intuitive and easy to navigate with sophisticated software to increase workflow.