/technologies/3d-printing/b/blog/posts/4d-printed-electrodes-simulate-nerves-for-medical-applicationsThe team coated the conductive structures with a thin gold layer via a high vacuum. (Image Credit: Andreas Heddergott / TUM) Humans often receive pain treatment through nerve stimulation. However, fine nerves become more difficult to treat because e.en-USTelligent Community 12