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Related to intravenous catheter: central venous catheter
Etymology: L, intra, within, vena, vein; Gk, katheter, a thing inserted
a catheter that is inserted into a vein for supplying medications or nutrients directly into the bloodstream or for diagnostic purposes such as studying blood pressure.
in·tra·ve·nous cath·e·ter(in'tră-vē'nŭs kath'ĕ-tĕr)
A catheter that is surgically introduced into a vein to supply pharmacotherapeutic agents.
A catheter inserted into a vein to administer fluids or medications or to measure pressure.
See also: catheter