Decision aids can provide patients with more information, reduce their decision conflicts, and help patients choose the best vascular pathway. This article summarizes the importance of vascular pathways in chemotherapy patients, the types （including integrable tools for the electronic prescribing system, difficult IV access intubation tool for cancer patients, AVATAR tool, adult DIVA cognitive aid tool, structural evaluation and decision-making tool and cost effectiveness analysis tool）, applications and effects of decision aids, aiming to provide a reference for promoting the clinical application of decision aids and implementing patients′ participation in decision-making.