Methods: Using CCD camera to monitor surgical process and build a automatic feedback control system for judging the sudden change of color or brightness around laser hole.
方法：提出采用面阵CCD实时监视手术过程，并建立了孔切穿时色彩突变或亮度突变的识别反馈控制系统。
Methods: Using CCD camera to monitor surgical process and build a automatic feedback control system for judging the sudden change of color or brightness around laser hole.
方法：提出采用面阵CCD实时监视手术过程，并建立了孔切穿时色彩突变或亮度突变的识别反馈控制系统。
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