This article is part of our exclusive IEEE Journal Watch series in partnership with IEEE Xplore. “[The procedure involves] long hours of operation because it is hard to accurately target a lesion if the blood vessel has a complex shape or is totally blocked,” explains Gunhee Jang, a Distinguished Professor at Hanyang University, in Seoul, who was involved in the study. Additionally, Jang says, the team also plans to apply to the Korean Ministry of Food and Drug Safety to undertake clinical trials of the magnetic robot system