Two. A vacuum ring is positioned throughout the cornea, which serves to stabilize the eyeball and in addition acts like a platform with the microkeratome. When vacuum is activated, the eyesight will become hazy and force on the eye is felt. Your eye surgeon makes use of a small blade https://wekurehealth.com/blog/regarded-as-frontline-in-lasik-eye-surgery-in-delhi-gurgaon-noida/