Flow controller configurations for an active agent delivery device
First Claim
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1. An oral active agent delivery system for delivering to a patient active agent in admixture with a fluid, comprising:
- a tubular chamber having a first end configured for fluid communication with the fluid and a second end configured for oral application of suction by the patient;
a controller disposed in said tubular chamber, wherein said controller prevents passage of active agent out of said first end of said tubular chamber and allows passage of fluid through said tubular chamber; and
a retainer disposed in said tubular chamber, wherein said retainer prevents said controller from exiting said tubular chamber and allows passage of fluid through said tubular chamber.
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Abstract
The present invention is directed to an oral active agent delivery system comprising improved flow controllers. A hollow tubular member (10) containing the active agent formulation and having a fluid passing controller (14) is placed at one end (16) into a fluid and at a second end (18) into a patient'"'"'s mouth. The active agent is delivered when the patient sips on the end of the chamber. The improved controllers prevent leakage of the active agent formulation.
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Citations
17 Claims
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1. An oral active agent delivery system for delivering to a patient active agent in admixture with a fluid, comprising:
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a tubular chamber having a first end configured for fluid communication with the fluid and a second end configured for oral application of suction by the patient; a controller disposed in said tubular chamber, wherein said controller prevents passage of active agent out of said first end of said tubular chamber and allows passage of fluid through said tubular chamber; and a retainer disposed in said tubular chamber, wherein said retainer prevents said controller from exiting said tubular chamber and allows passage of fluid through said tubular chamber. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17)
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Specification