Abstract: A surgical instrument comprises a proximal end. A distal end has an articulation region, a movement of which is controlled from the proximal end. A shaft is between the proximal end and the distal end. A plurality of steering cables extend from the proximal end to the distal end. An end effector comprises a clevis, the clevis including at least one channel that receives a portion of a steering cable of the plurality of steering cables.

Abstract: Brush holder assembly for use in electric motors comprising a base and wall means defining an elongated brush supporting and guiding channel having a pair of longitudinal opposed slots in opposite walls thereof, a plate member having wire connecting means and retaining means for holding it in position, and a brush-biasing spring stop surface. A plurality of holders may be mounted on a single plate which forms the base of the channels, and the plate member may be provided with a male terminal tab for receiving the female terminal of a drive current wire.