Fig. 12From: Development of a novel delivery quality assurance system based on simultaneous verification of dose distribution and binary multi-leaf collimator opening in helical tomotherapya Isodose curve with 100% being 2 Gy b Dose difference c Gamma analysis using the search criteria of 3% and 3 mm. The solid line of the isodose curve shows the dose distribution, and the dotted line shows the light distributionBack to article page