A biologically implantable artificial sphincter system and methods of
using the same is disclosed. The artificial sphincter system disclosed
herein comprises a support and an electroactive polymer element, both of
which are adapted and configured to open and/or close a body cavity. The
artificial sphincter systems are useful in the treatment of urinary
incontinence, fecal incontinence, and reflux disorders. The implanted
artificial sphincter can also provide a signal to the recipient to
urinate or defecate.