Osmotic delivery device with membrane plug retention mechanism
First Claim
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1. An osmotic delivery device comprising:
- a delivery device body comprising a first end having a beneficial agent delivery orifice, and a second open end; and
an expandable, semipermeable membrane plug secured in an open end of the delivery device body by a plurality of holes formed in the delivery device body around the open end of the delivery device body.
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Abstract
An osmotic delivery device includes a delivery device body having a first end with a beneficial agent delivery orifice and a second open end. An expandable, semipermeable membrane plug is secured in an open end of the delivery device body by a plurality of holes formed in the delivery device body around the open end of the delivery device body.
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Citations
20 Claims
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1. An osmotic delivery device comprising:
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a delivery device body comprising a first end having a beneficial agent delivery orifice, and a second open end; and
an expandable, semipermeable membrane plug secured in an open end of the delivery device body by a plurality of holes formed in the delivery device body around the open end of the delivery device body. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 19)
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11. An osmotic delivery device comprising:
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a delivery device body comprising a first end having a beneficial agent delivery orifice, a second open end, a beneficial agent, and an osmotic agent for drawing external liquids into the delivery device body to cause the beneficial agent to be delivered; and
an expandable, semipermeable membrane plug secured in an open end of the delivery device body by a plurality of holes formed in the delivery device body around the open end of the delivery device body. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 20)
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Specification