One simple device can align Linac, ODI, CT, Lasers and Couch.

 

Features

•    Optical distance check over 20 cm range

•    Collimator 90° rotation test

•    Laser’s test: side, overhead and sagittal

•    Couch height test over 20 cm range in 5 cm increments

•    Couch vertical travel wander

•    Couch 90° left or right rotation

•    CT test cut for couch center alignment and height

•    CT side laser height check over 20 cm

•    CT laser height test over 20 cm

•    CT couch height vertical travel

•    CT couch height, vertical travel, CT cut stays on same spot to indicate gantry vertical

•    Gantry 90° right and left test with radiation and gantry vertical test using film or image receptor

•    23 cm×23 cm×2 cm thick black acrylic with a 0.5 cm white engraving material top

•    Three leveling screws with rubber tips to prevent movement

•    One bubble level attached to top with screws

•    Two half-moon side plates, scribed with black dashes that align to top of leveling plate and center markings on leveling plate

•    10 cm×10 cm and 20 cm×20 cm field

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