MEDICAL APPARATUS AND INSTRUMENTS, NAMELY, APPARATUS AND INSTRUMENTS FOR BLOOD COMPONENT COLLECTION AND FOR BLOOD TREATMENT, NAMELY, DIALYZERS, DIALYSIS MONITORS, BLOOD TUBES, BLOOD PUMPS, CANNULAS, CATHETERS, ANTICOAGULANT PUMPS, TUBE SETS FOR PRIMING, DRIP CHAMBERS, EXPANSION CHAMBERS, PRESSURE SENSORS FOR MEASURING PRESSURE IN MEDICAL TUBING, FLOW METERS FOR MEASURING FLOW IN MEDICAL TUBINGS, TEMPERATURE METERS, CONDUCTIVITY METERS, ION STRENGTH METERS, HEAT EXCHANGERS, DEVICES FOR HEATING AND COOLING, NAMELY BLOOD WARMERS, FANS AND COOLING SYSTEMS FOR MEDICAL APPARATUS, CONNECTORS FOR MEDICAL PURPOSES, NAMELY FOR MEDICAL TUBINGS, CONTAINERS AND CARTRIDGES, AND DIALYZERS, APPARATUS FOR MEASURING UREA AND OTHER SUBSTANCES IN BLOOD, APPARATUS AND MEANS, NAMELY, MONITORS, PREPARATION UNITS, CONTAINERS AND TUBING FOR PREPARING DIALYSIS FLUID AND OTHER MEDICAL FLUIDS, NAMELY, REPLACEMENT FLUIDS, DISINFECTION SOLUTIONS, CLEANSING SOLUTIONS, DECALCIFYING SOLUTIONS, WATER TREATMENT EQUIPMENT INTENDED FOR MEDICAL USE, NAMELY, REVERSE OSMOSIS MACHINES, APPARATUS, NAMELY APHERESIS MACHINES, CELL WASHING MACHINES, FILTERS, AND MEMBRANE SEPARATORS USED FOR EXTRACORPOREAL BLOOD HANDLING RELATED TO BONE MARROW PROCESSING, CELL PROCESSING, APHERESIS, BLOOD SEPARATION AND FILTERING, THERAPEUTIC BLOOD TREATMENTS. AND DISPOSABLES THEREFOR; BAGS AND CARTRIDGES FOR STORING CONCENTRATES IN SOLID OR LIQUID FORM FOR MEDICAL USE, BAGS AND CARTRIDGES FOR STORING SOLUTIONS INTENDED FOR MEDICAL USE, NAMELY, PERITONEAL DIALYSIS FLUID; MEMBRANES INTENDED FOR MEDICAL USE, NAMELY, MEMBRANES FOR USE IN FILTERS FOR DIALYSIS, HEMOFILTRATION AND HEMODIAFILTRATION