Fig. 3

Follow-up coronary angiography and OCT findings in a porcine coronary artery model. (a) Representative coronary angiography and OCT images of the porcine coronary artery immediately and 4 weeks after the overlapping and end-to-end procedures (white arrowhead, first BRS; yellow arrowhead, second BRS). Graphs show changes in the (b) luminal diameter, (c) neointimal thickness measurements, and (d) percentage stenosis area in the two study groups. Data are expressed as mean ± standard deviation. *p < 0.05, **p < 0.01, ***p < 0.001.