chubu chotolera magazi chopanda vacuum

Machubu ambiri osonkhanitsira magazi amakhala ndi chowonjezera chomwe chimathandizira kutsekeka kwa magazi (choyambitsa magazi) kapena kuletsa magazi kuundana - anticoagulate. Chubu chomwe chili ndi clot activator chidzatulutsa magazi a seramu pamene magazi amasiyanitsidwa ndi centrifugation, ndipo chubu chomwe chili ndi anticoagulate chidzatulutsa chitsanzo cha plasma pambuyo pa centrifugation, mayesero ena amagwiritsa ntchito seramu, ena amafuna plasma, ndi mayesero ena. amafuna anticoagulate magazi athunthu.

Ena amatha kukhala ndi sodium fluoride ya shuga wamagazi kuti ateteze glycolysis, ena amatha kukhala ndi heparin yomwe imakhazikitsa nembanemba ya RBc, kuyesa kwa fragility ya maselo ofiira.