A machine for packaging stacks of articles into containers using selectors for grouping the article stacks. The revision guide includes a rod adapted for intimate contact within an intramedullary canal of a femur, and includes a threaded passageway. The transition between the distal straight portion and the proximal arcuate portion occurs at an outer lateral point. The potent antioxidant capacity of this formula affords protection against oxidative damage of cell membranes, heart disease, cancer and eye and skin disease. The first air supply connection is in fluid communication with the first sealing balloon through the first lumen of the conduit, and the second air supply connection is in fluid communication with the second sealing balloon through the second lumen of the conduit. 1 and 100, and authenticating if the value of D exceeds a predetermined value.