Abstract: An apparatus can include a central member between a first fluid section and a second fluid section, wherein the central member, first fluid section, and second fluid section define a longitudinal axis thereon, at least one first fluid section driving member in mechanical communication with the central member, at least one second fluid section driving member in mechanical communication with the central member, an oscillating member in mechanical communication with the central member configured to oscillate the central member along the longitudinal axis, a pump inlet in fluid communication with a fluid source, and a pump outlet.