RE-TRANSFUSION SYSTEMS, COMPRISING TUBULAR NEEDLES, TUBES AND HOSES, HOSE CLIPS, DRAINAGE BAGS, DRIP CHAMBERS, FILTERS, PUMPS, RESERVOIRS, AND ONE-WAY VALVE SYSTEMS FOR USE IN ALLOWING PATIENTS TO RECEIVE DIRECT RE-TRANSFUSIONS OF THEIR OWN BLOOD AND PLASMA WITHOUT THE RISK OF INFECTION; SINGLE OR MULTIPLE-DRAINAGE SYSTEMS, COMPRISING TUBULAR NEEDLES, TUBES AND HOSES, HOSE CLIPS, DRAINAGE BAGS, DRIP CHAMBERS, FILTERS, PUMPS, RESERVOIRS, AND ONE-WAY VALVE SYSTEMS FOR USE IN REMOVING BODY LIQUI...