Metis IP LLC
System and method for correcting position errors of a multi-leaf collimator
Methods and systems for correcting position errors for a multi-leaf collimator (MLC) are provided. A method may include determining a first position for each of the plurality of leaves. The information associated with the first position may include a first movement direction and a first angle. A movement of the each of the plurality of leaves along the first movement direction may be configured to move toward or away from a center of the radiation field. The method may also include determining an offset value associated with the first position based on the first angle and the first movement direction; and determining a target position of the each of the plurality of leaves based on the offset value.
SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.
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Yujie Zihan Lang Boqi
Chen Li Yu Ma