Shepherd Center's Dr. Deborah Backus to Showcase Final Results of PoNSTEP Study, Providing New Insight into Maximizing Impact of Neuromodulation to Improve Gait in People with MS NEWTOWN, Pa., May 20, 2025 (GLOBE NEWSWIRE) -- Helius Medical Technologies, Inc. (NASDAQ: HSDT), a neurotech company focused on delivering a novel therapeutic neuromodulation approach for balance and gait deficits, announced it will highlight the results of a new study confirming the therapeutic regimen and sustained efficacy of it ...