No idea if this has been posted yet, but here you guys go. I hope it's useful.
http://scienceinpoland.pap.pl/en/news/news,27378,polish-specialists-develop-tinnitus-treatment.html
"Polish specialists have prepared a special device and software, which provides patients with both acoustic stimulation and vibration signals. The system uses Apple iWatch and special handset that delivers the appropriate signals. The solution will also be adapted for devices from other manufacturers."
http://scienceinpoland.pap.pl/en/news/news,27378,polish-specialists-develop-tinnitus-treatment.html