A wrapping system for wrapping an injured joint, the joint having recessed areas and prominent areas. In said process a solution containing a substrate convertible into mannitol is fed into contact with solid carrier particles containing viable mannitol-forming microorganism cells immobilized in andor on said particles. Some features of the filler cam assembly include removable work steels, standardized cam components, drive and lock out mechanisms, and being able to form negative angles, multiple corners and edges, and an entire formable periphery of a metal work piece in a single forming operation, to name but a few.