HIGH ENERGY RADIOTHERAPIC LINEAR ACCELERATOR CLINAC. Models: 21EX, 23EX, 2100C, 2100C / D, 2300C / D, iX, CX, NOVALIS, Tx, TRILOGY, TRILOGY TX. Anvisa Registry: 10405410010, 10405410016, 10405410017, 10405410011 and 10405410012.