Inhibitor Masking Device & SCN9 Gene Expression

To evaluate the effectiveness of the Inhibitor™ Tinnitus Masking Device. To determine if there is a higher incident of expression of the SCN9 gene in those subjects with disturbing tinnitus than subjects that are not disturbed by tinnitus.

Estimated Enrollment:500
Study Start Date:September 2011
Estimated Study Completion Date: December 2016
Estimated Primary Completion Date:September 2016 (Final data collection date for primary outcome measure)