Excimer laser refractive surgery is an important adjunct to the subspecialty of refractive surgery.The principles of the excimer laser refractive surgery and surgery categories are analyzed.

• 在初始角膜模型假设的基础上,提出了能够用于近视、远视和散光等屈光手术的数学模型,计算出切削量和切削的层数,并给出了相应的算法框图。