An therapeutic agent delivery device that can allows is particularly suitable for delivery of a therapeutic agent to limited access regions, such as the posterior chamber of the eye and inner ear. Preferred devices of the invention are minimally invasive, refillable and may be easily fixed to the treatment...http://www.google.de/patents/US6719750?utm_source=gb-gplus-sharePatent US6719750 - Devices for intraocular drug delivery
