VENTED REFILL ARRANGEMENT FOR IMPLANTABLE DRUG-DELIVERY DEVICES
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United States of America Patent
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Jan 29, 2015
app pub date -
Jun 27, 2014
filing date -
Jun 27, 2013
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Abstract
Embodiments of the present invention provide a vent arrangement integrated with a refill port disposed on the outer shell of an implantable drug-delivery device. The vent arrangement may utilize a tiered structure with two septums in a space-efficient configuration that facilitates both venting of pressure and refill of the drug reservoir.
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