1. to treat or impregnate with heparin, an anticoagulant drug used to prevent blood clotting
Usage: medical/pharmaceutical; British spelling (American: heparinizes); third-person singular present tense

Examples

• The nurse heparinises the catheter to keep it patent.
• The laboratory heparinises blood samples before analysis.
• The surgeon heparinises the bypass circuit before connecting it to the patient.
• Heparinises tubes are used to collect blood for certain coagulation tests.
• The protocol heparinises all central lines to prevent thrombosis.