1. A device for ultrasound imaging at a frequency with improved spatial sampling comprising: a plurality of ultrasound imaging elements each having a center and the ultrasound imaging elements having a pitch defined by a center to center spacing of the ultrasound imaging elements; and a motion mechanism operatively connected to the plurality of ultrasound imaging elements and adapted to move the plurality of ultrasound imaging elements over a distance to increase the spatial sampling of the plurality of ultrasound imaging elements.