Controlled release infusion device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 4, 1992
Grant Date -
N/A
app pub date -
Apr 2, 1990
filing date -
Apr 2, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A means for elimination or compression of trapped air spaces in osmotically powered pumps is disclosed in which the housing of the pump is constructed of movable portions so that movement of the said housing portions will force air out of the device or compress it to such an extent that activation of the pump will result in the minimum lag time between activation of the pump and infusate flow.
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Family
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