Feb 05, 2013 Ordering NTI-tss® and BruxSplint devices Customers who had ordered NTI-tss devices previously in the U.S. had done so through Therapeutic Solutions International, Inc., who became contractually restricted from doing NTI-tss business in the U.S. on January 1, 2013. The ordering history of NTI-tss customers through December 31, 2012 resides with Therapeutic Solutions International, Inc. (TSI). Customers who wish to inquire about previous transactions can contact TSI at 760-295-7208.