10 [ Membrane contactor for conducting medical procedures, namely, hemodialysis filters, blood oxygenators, and plasma separation filters for blood; ] Membranes for use in medical apparatus made of synthetic or regenerated polymers in the form of capillaries, tubing, piping, and film for hemodialysis, hemofiltration, hemodiafiltration, endotoxin filtration, plasmapheresis, emoconcentration; Membranes for use in medical apparatus made of synthetic or regenerated polymers in form of films, hollow fibers, tubings and pipings for separation processes, as well as bundles or fabrics of the aforesaid hollow fibers, tubings and pipings in combination with textile threads all for use in hemodialysis, hemofiltration, hemodiafiltration, endotoxin filtration, plasmapheresis, hemoconcentration; [ Medical apparatus and instruments, namely, modules for use in medical apparatus equipped with synthetic or regenerated polymer membranes and bundles for use in hemodialysis, hemofiltration, hemodiafiltration, endotoxin filtration, plasmapheresis, hemoconcentration, namely, contactors or modules for removal of toxins from blood or blood plasma for use in plasmapheresis, and removal of blood constituents from blood or blood plasma; Medical apparatus and instruments, namely, filters for use in medical apparatus equipped with synthetic or regenerated polymer membranes, in the nature of hemodialysers, hemofiltration modules, hemodiafiltration modules, endotoxin removal filters, namely, filters that process human blood to filter out and remove endotoxins, plasmapheresis modules, hemoconcentrators, namely, self-contained components that process human blood to increase the concentration of cells and proteins in the blood; ] Capillaries of hollow fibers or tubes made of polymers and arranged in the form of mats for heat exchangers applied in medicine; Medical equipment, namely, membranes made of polymers in the form of hollow fibers for separation processes for use in medical apparatus for blood treatment, namely, dialysis filters, hemodiafilters, hemofilters, endotoxin filters, plasmapheresis filters, blood oxygenators, microfiltration, ultrafiltration, and sterilization units for medical purposes, air filtration for medical ventilators; Membranes made of synthetic or regenerated polymers in the form of hollow fibers, tubing, piping and film for separation processes, and modules equipped with the aforesaid membranes for use in medical apparatus, namely, dialysis and plasmapheresis filters in the nature of hemodialysers, hemofiltration, hemofiltration modules, hemodiafiltration, hemodiafiltration modules, endotoxin filtration modules, plasmapheresis modules, and hemoconcentration modules; [ Medical equipment, namely, membranes, capillary membranes and flat membranes, and modules containing said membranes as part of medical equipment, namely, gas separators and oxygenators for the supply of oxygen to blood or the removal of carbon dioxide from blood; Medical equipment, namely, membranes, capillary membranes and flat membranes, and modules containing said membranes as part of medical equipment, namely, dialysis and plasmapheresis filters in the nature of hemoconcentration apparatus, hemodialysis apparatus, hemodiafiltration apparatus, plasmaphereis apparatus, oxygenators, and plasmafractionation; ] Membranes in the nature of hollow fibers for medical therapeutic purposes; Membranes in the nature of hollow fibers for medical therapeutic purposes, sold empty, for use in for blood filtration, hemodialysis, hemofiltration, hemodiafiltration, and oxygenation