Medical apparatus, namely, cell-based diagnostic devices for use at the point-of-care; in vitro diagnostic instruments for the analysis of blood; medical devices for monitoring blood properties; medical diagnostic instruments for the analysis of body fluids; electronic medical instruments for the analysis of blood; medical analysis instruments, namely, hematology analyzers; medical analytical apparatus, namely, hematology analyzers; medical diagnostic apparatus for medical purposes for analysis of bodily fluids; blood testing apparatus; blood testing equipment; automated blood collection instruments, namely, blood drawing apparatus; autologous blood processing apparatus for medical use; autologous blood processing instruments for medical use; apparatus for blood monitoring for medical use; apparatus for blood analysis for medical use; electronic blood oxygen saturation monitors for medical use; apparatus for taking blood samples; test kits comprising medical diagnostic apparatus for testing blood count; test kits comprising medical apparatus for blood testing; apparatus for taking body fluid samples for medical purposes; apparatus for analysis of bodily fluid samples for medical purposes; parts and fittings specially adapted for the aforesaid