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heparin
(hepīә-rin)
an acid mucopolysaccharide present in many tissues, especially the liver and lungs, and having potent anticoagulant properties.
a mixture of active principles capable of prolonging blood clotting time, obtained from domestic animals; used in the prophylaxis
and treatment of clotting disorders, such as thrombophlebitis, pulmonary embolism, disseminated intravascular coagulation, acute myocardial infarction, or stroke syndrome, and to prevent clotting during extracorporeal circulation, blood transfusion, and blood sampling.
heparin lock
a type of intermittent intravenous device for the administration of heparin. It does not require a continuous flow of fluids;
the intravenous fluid flow can be disconnected and the heparin lock filled with a heparin solution that maintains patency
of the needle.
Copyright 2007. An Elsevier publication. All rights reserved.
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