44 MEDICAL INSTRUMENTS AND APPARATUS-NAMELY, BLOOD TRANSFERRING DEVICES, BLOOD REMOVING DEVICES, TRANSFUSION AND INFUSION DEVICES AND INSTRUMENTS; CONTAINERS OF PLASTIC FOR THE COLLECTION, STORAGE AND PRESERVATION AND TRANSFUSION OF BLOOD, BLOOD COMPONENTS AND TRANSFUSION AND INFUSION SOLUTIONS; INSTRUMENTS AND APPARATUS FOR THE CORRECTION OF COMPOSITION OF BODY FLUIDS; INSTRUMENTS AND APPARATUS FOR SEROLOGICAL, IMMUNOLOGICAL AND CLINIC CHEMICAL USES