Safety valve assembly for implantable benefical agent infusion device
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United States of America Patent
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-
Dec 3, 2002
Issued Date -
N/A
app pub date -
Jan 31, 2000
filing date -
Feb 2, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An implantable beneficial agent infusion device featuring a unique safety valve assembly is disclosed. In one embodiment of the present invention, a seal in the safety valve assembly is normally closed and only opens upon a deflectable or moveable member to which the seal is attached being electrically, magnetically or electromagnetically activated. The valve assembly is preferably small in size and made of corrosion resistant materials. The valve assembly may be employed in either a passive or an active implantable drug or beneficial agent infusion system.
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