An injectate delivery device for expanding tissue is provided. The injectate delivery device comprises: at least one fluid delivery tube comprising a proximal end, a distal end and a lumen therebetween； at least one fluid delivery element in fluid communication with the at least one fluid delivery tube lumen； a radially expanding element comprising the at least one fluid delivery element； a supply of vacuum constructed and arranged to cause tissue to tend toward the at least one fluid delivery element； and at least one control constructed and arranged to perform a function. The at least one control can be constructed and arranged to expand the radially expandable element and activate the supply of vacuum. Systems and method of injectate delivery are also provided.
