The invention provides controlled release bioactive agent delivery devices that include a body member having a direction of extension, a longitudinal axis along the direction of extension, and a proximal end and a distal end, wherein at least a portion of the body member deviates from the direction of...http://www.google.de/patents/US20050281863?utm_source=gb-gplus-sharePatent US20050281863 - Controlled release bioactive agent delivery device
