Aural catheter system including anchor balloon and balloon inflation device

The invention relates to therapeutic treatment of the inner ear. Particularly, methods and apparatus are described that may be used in locating and securing the end of a drug-delivery catheter at the round window niche of the inner ear. Specifically the invention relates to an apparatus and methods that employ a miniature threaded screw pump to inflate a balloon that allows a catheter to be secured within the round window niche of the inner ear. Methods and apparatus used for securing the end of a drug-delivery catheter at the round window niche of the inner ear; specifically an apparatus employing a miniature threaded screw pump to inflate a balloon allowing a catheter to be secured within the round window niche of the inner ear.