Cataract surgery is performed to remove the clouded lens and implant a permanent IOL to replace the refractive action of the original lens. If there is no disease of the cornea, vitreous, retina or optic nerve, your post-operative vision will be excellent. It is important to remind you that although cataract surgery is a very mature procedure, there are still complications that can occur during and after surgery that may seriously affect your vision. Cataract surgery is a very delicate and skillful operation and requires good cooperation from the surgeon, otherwise it may not only be difficult to operate but may also cause serious consequences. In order to complete the surgery successfully and achieve better treatment results, before, during and after the surgery, please pay attention to.