双眼视野抑制暗点检测仪的研制  

The development of a new instrument of checking up the eye's suppression scotomata

作　　者：马宗廉[1] 卢炜[2] 吴瑞[1] 郭洋[1] 王京辉[2] 张方华[2] 

机构地区：[1]首都医科大学生物医学工程学院,北京100054 [2]北京同仁医院眼科,北京100730

出　　处：《医疗设备信息》2001年第11期17-18,共2页Information of Medical Equipment

摘　　要：本文介绍了应用于眼科临床的双眼视野抑制暗点检测仪。该仪器应用计算机控制步进电机给出注视标和斜视标。用CCD摄像头实时监测眼球位置 ,判断眼球在测试期间是否移动。计算机以患者手动开关的状态判断暗点的存在。To introduce a new instrument for checking up the eye's suppression scotomata in the clinic of ophthalmology. This instrument provides the marks for focus and strabismus using electromotor controlled by computer. The CCD camera is used to observe the orientation of eyeball, in order to check whether it moves or not during observation. The computer determines the existence of scotomata by the on or off state of a switch controlled by patient's hands.

关 键 词：暗点 抑制暗点 图像处理 CCD 

分 类 号：TH786[机械工程—仪器科学与技术]