Malmö-based Flow Neuroscience 's revolutionary at-home brain stimulation device for the treatment of depression has already been adopted in clinics across the UK, Europe, and beyond, and helped over 55,000 users. Now It's coming to the US in Q2 of next year. Flow Neuroscience recently announced FDA approval of their breakthrough Flow at-home brain-stimulation device for the treatment of major depressive disorder (MDD).