Nexstim operates in medical technology. The company has developed a non-invasive brain stimulation technology called SmartFocus®. It is a navigated transcranial magnetic stimulation (nTMS) technology with 3D navigation providing targeting of the TMS to the specific area of the brain. The technology is aimed for the treatment of major depression and chronic neuropathic pain. The company was founded in 2000 and has its headquarters in Helsinki.