After deep brain stimulation (DBS) of the cerebellar dentate nucleus, a brain region involved in control of voluntary movements, 9 out of 12 patients who had experienced a stroke up to 3 years earlier experienced clinically important improvements in motor function and decreases in impairment, according to from a phase 1 trial published in Nature Medicine.
The researchers did not find evidence of adverse events related to the surgical implantation or use of the device in this safety and feasibility study.