Abstract: @@ Bifurcation lesions, one of the complex coronary lesion subsets, are usually encountered in around 15%-25% of patients during percutenous coronary intervention (PCI). The treatment of stenoses at a bifurcation poses an ongoing challenge for the interventional cardiologists1-3 as PCI for bifurcation lesions is associated with the reduced procedural success rate and increased angiographic restenosis, especially in the side branch, or even portends a potentially negative impact on long-term clinical outcomes. 4,5