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What is the expected patency duration for a venous catheter?

April 26, 2017catheter duration patency venous

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What is the expected patency duration for a venous catheter?

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Assuming a heparinized dextrose or heparinized glycerol locking solution was used, one can expect on average 5-7 days patency without any manipulation. After this period patency can be extended by routine flushing and replacement of the lock solution.