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catheter
catheter definition - medical
cath·e·ter (kăthˈĭ-tər)
noun A hollow, flexible tube inserted into a body cavity, duct, or vessel to allow the passage of fluids or distend a passageway; its many uses include the diagnosis of heart disorders when inserted through a blood vessel into the heart.
The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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