cannulation of large veins
cannulation of large veins, venous cannulation (kăn″ū-lā′shŭn)
Gaining access to venous circulation by placing a flexible catheter into one of the large veins, usually the femoral, subclavian, or jugular vein. The cannula may be used to provide hyperalimentation; to administer drugs; or to replace fluids, among other uses.
CAUTION!Potential complications of venous cannulation include bleeding, infection, pneumothorax, arterial puncture, and injury to internal organs, among others.
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