Controlled release device and method

Details Controlled release device and method Controlled release device and method

A - Human Necessities

61

M

A61M 31/00 (2006.01) A61D 7/00 (2006.01) A61K 9/00 (2006.01) A61K 9/52 (2006.01)

Patent

CA 2193806

A device for dispensing one or more active agents, the device including: a housing (112) having an opening; at least one active agent (118) located within the housing; a driving means (124) located within, or at the closed end of the housing, including an expandable material; and one or more permeable fluid conveying passage(s) adapted to convey fluid from outside the housing to the driving means.

L'invention concerne un dispositif pour administrer un ou plusieurs agents actifs, comprenant: un logement (112) ayant une ouverture, au moins un agent actif (118) disposé dans le logement, un moyen moteur (124) disposé à l'intérieur du logement ou à l'extrémité fermée de celui-ci et comprenant un matériau expansible, et un ou plusieurs passages perméables au fluide agencés pour permettre au fluide externe d'entrer dans le logement et d'atteindre le moyen moteur.

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