Patent ID: 6024721
Filing Date: 2000-02-15
Classification: A61J

Abstract:
A device for administering an active agent to a patient, comprising:a tubular member that defines a lumen for containing the active agent, said tubular member having a first end suitable for placement in a liquid and a second end suitable for placement in the mouth of the patient;a mixing chamber spaced apart from the first end of said tubular member;a fluid passing active agent retainer, wherein said fluid passing active agent retainer prevents release of the active agent from the first end of said tubular member while permitting the liquid to enter said tubular member, said fluid passing active agent retainer being transportable toward said mixing chamber upon application of suction by the patient so that liquid and active agent are drawn into said mixing chamber; andmeans for providing turbulence, wherein said means for providing turbulence increases turbulence of the liquid drawn into said mixing chamber, wherein said means for providing turbulence is configured to prevent said fluid passing active agent retainer from being drawn into said mixing chamber.