Figure 1. Equipment, patient set-up and cine-MR.

(A) Prismatic glasses, (B) rear monitor showing cine-MR, (C) patient set-up, (D) breath hold position target (yellow-line) and tumor (red-line) are overlapping which allows irradiation. (E) Rest position, target (yellow-line) and the tumor (red-line) separated each other and system automatically stops irradiating.