Figure 3

(a) Snapshot of the endoscopic view in the laser steering demonstration (Supplementary Movie S1). The green arrows indicate the laser input position on the proximal end. Scale bar: 100 \(\mu\)m. (b) Snapshot of the external view of the distal end. (c) Laser steering demonstration using a vascular model with black-colored plaque (Supplementary Movie S2). The white dotted line indicates the plaque. The green arrows indicate the laser input position on the proximal end. Scale bar: 100 \(\mu\)m.