total knee replacement set containing assorted size a pfc sigma c s npor femur lt rt or f emoral component by what so ever name specification b pfc sigma oval dome patella or patella by what so ever name specification c sigma modular tibial tray cem cobalt chrome or any tibial tray by what so ever na me specification d sigma stab gvf insert or any tibial insert by what so ever name specification e cmw 3 or si milar gentamicin bone cement 40 gm