the present invention discloses a method and apparatus for ultrasound imaging with improved spatial sampling . the device includes a plurality of ultrasound imaging elements each having a pitch defined by the 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 . the method of the present invention includes transducing a signal from one or multiple ultrasound imaging elements within an array of ultrasound imaging elements ; moving the array of ultrasound imaging elements a distance less than the pitch ; and transducing at least one additional signal from the ultrasound imaging element .