Bret A. Coldren;Michael J. Trezza, II;Maureen J. Borgia;Aruna Nathan;Zhigang Li
发明人:
Zhigang Li,Michael J. Trezza, II,Maureen J. Borgia,Aruna Nathan,Bret A. Coldren
申请号：
US12779238
公开号：
US08377042B2
申请日:
2010.05.13
申请国别(地区):
US
年份:
2013
代理人:
摘要：
The invention provides devices useful for the delivery of active agents to the eye in a controlled manner. In the devices of the invention, the active agent is present within the device in a continuous or discontinuous concentration gradient.
