“…Therefore, this safe and cost-effective procedure is widely performed at the bedside by experienced nurses or technicians [ 7 , 8 ]. However, unexpected events, including bleeding due to vessel injury, nerve injury, ischemia, and arrhythmia, may occur [ 9 , 10 ], and the surgical intensivist is more likely to resolve it more quickly than other medical personnel. For example, in two severely obese patients of this study, the guidewire became stuck in the muscle and cut in the middle.…”