A system for visualizing and modifying the thickness of a compensator for radiation therapy in the context of a desired target and dose coverage thereof includes planar slice image generation module, a visualization unit and an adjustment module. The implant comprises an elongate polymer material suburethral support having a length and a width, first and second elongate and porous polymer material suspending members having a length and a width extending from opposite ends of the suburethral support, and first and second polymer tissue anchors having conical tips and wings on the first and second suspending members. A determination is made of metadata for files in a backup storage for the client node stored external to backup sets.