Blood processing apparatus and parts and accessories therefor, such as apparatus for washing blood cells, for fractionating blood and/or its components, for separating plasma into its fractions, for recovering or concentrating blood cells, for freezing blood, for thawing and/or warming blood and/or its components, for drawing, collecting and administering blood and for admixing additives, such as antifreeze compounds and anticoagulants, with blood cells, including blood centrifuges, blood centrifuge bowls, blood and blood component collection bages, blood washing bags, bags for collecting supernatant blood washants, blood freezing bags, tubing, claps, connectors, cannulae blood drip chambers, pumps, stands for supporting bags and tubing, and controls for controlling flow through said apparatus

Blood processing apparatus, such as apparatus for washing blood cells, for fractionating blood and/or its components, for separating plasma into its fractions, for recovering or concentrating blood cells, for freezing blood, for thawing and/or warming blood and/or its components, for drawing, collecting and administering blood and for admixing additives, such as antifreeze compounds and anti coagulants, with blood cells, including blood centrifuges, blood centrifuge bowls, blood and blood component collection bags blood wahing bags, bags for collecting supernatant blood washants, blood freezing bags, tubing, clamps, connectors, cannulae blood drip chambers, pumps, stands for supporting bags and tubing, and controls for controlling flow through said apparatus