Sevoflurane is the newest and most efficient inhalation anesthetic in the world. It is a colorless, transparent, fragrant and non-irritating volatile liquid. Many parents are worried about whether general anesthesia will negatively affect their children’s brains, whether it will affect their intelligence and memory, etc. In fact, this worry is unnecessary. Although any medical operation is risky, but the risk of general anesthesia is very low, and sevoflurane, such as fast-acting, fast awakening inhalation anesthesia risk is even lower. The effects of general anesthesia on the brain are also short-lived, and when the drug is quickly expelled from the body at the end of the anesthesia, the brain’s function will return to normal. In fact, the real impact on brain function does not depend on the anesthesia, but directly depends on whether or not a lack of oxygen to the brain has occurred. This is because the brain is very sensitive to oxygen. However, parents do not have to worry, in the whole process of general anesthesia, your baby will get enough oxygen supply, there is the whole process of blood oxygen saturation monitoring, as well as modern and high-tech life monitor watch, the doctor can always know the child’s body oxygen level and other vital indicators of the changes. Therefore, sevoflurane inhalation general anesthesia is very safe. I. Indications for anesthesia: children’s eye examination and minor ophthalmic surgery: such as blepharoplasty, inverted eyelashes, corneal suture removal, corneal foreign body removal, lacrimal duct intubation surgery, as well as in the state of local anesthesia can not be completed in a variety of operations. Second, postoperative precautions: 1, the child will be awake for a short period of time after the phenomenon of crying and irritability, but soon quiet. 2, young children should be strengthened care, to prevent the bandage, gauze pulled off by themselves due to crying, and even hurt the surgical eye. 3.To wait until the child is fully awake before eating. 4.Observe half an hour to leave the hospital.