A system for removing plaque or thrombus from the vasculature and/or deployed medical devices is described. An embodiment can include a plaque reduction brush comprising at least one support adapted to allow the brush to be endoluminally deliverable via a delivery device to a treatment site and a plurality of bristles extending from the at least one support and being arranged in a predetermined pattern along the at least one support, each of the plurality of bristles having a length, wherein one or more of the plurality of bristles has a bending portion along the length that is more easily bent than another portion of the length thereof, said bending portion facilitating bending of the one or more of the plurality of bristles between a compressed delivery configuration and an expanded use configuration.
