Patent ID: 6964781
Filing Date: 2005-11-15
Classification: A61K

Abstract:
1. A sustained release drug delivery device comprising: a) a drug core comprising a therapeutically effective amount of at least one agent effective in obtaining a diagnostic effect or effective in obtaining a desired local or systemic physiological or pharmacological effect; b) a unitary cup essentially impermeable to the passage of said agent that surrounds and defines an internal compartment to accept said drug core, said unitary cup comprising an open top end with at least one recessed groove around at least some portion of said open top end of said unitary cup; and c) a prefabricated plug which is permeable to the passage of said agent, said prefabricated plug is positioned at said open top end of said unitary cup wherein said groove interacts with said prefabricated plug holding it in position and closing said open top end, said prefabricated plug allowing passage of said agent out of said drug core, through said prefabricated plug, and out said open top end of said unitary cup.