At present, most cataract surgeries no longer require hospitalization, and you can return home to recuperate on the day of surgery. Later on, there are some precautions after surgery.1 On the day after surgery, the operated eye should be wrapped, with the purpose of reducing the rotation of the eye and giving the eye sufficient rest. Except for eating and going to the bathroom, try to rest in bed. Be careful not to bump the operated eye to avoid complications such as wound dehiscence, anterior chamber bleeding, and IOL displacement. Some patients will have mild eye discomfort and grinding pain on the day after surgery, which will usually go away on its own. If there is severe eye swelling or even nausea and vomiting, it may be a case of postoperative hypertension, which requires timely and symptomatic treatment at the hospital. Transient high IOP after cataract surgery can last from a few hours to a few days and requires prompt treatment to lower IOP. Please try to keep lying flat when sleeping. If you need to lie on your side, you need to sleep on the unopened side. Beijing Aier Yingzhi Eye Hospital Ophthalmology Maojin 2, the second day after surgery, you can remove the eye gauze, although the patient can take care of themselves, try to bed rest as much as possible. A few patients still feel mild pain in the operated eye, eye grinding, fear of glare, etc. are normal. If the eye pain is obvious, combined with vision loss and other symptoms, we should go to the hospital in time. 3, because the elderly gastrointestinal peristalsis slowed down, easily cause constipation, therefore, after surgery need to eat easily digestible food and fresh vegetables, fruits. If you are constipated after surgery, you can use slow laxatives, such as corked milk, to prevent excessive force during defecation, which may cause bleeding and wound dehiscence in the local wound of the eye. You can do some effortless household chores, such as watering flowers, folding clothes, and taking a walk in a safe and clean environment. 4. According to the doctor’s requirements, divide various drugs clearly and mark their use times. Pay attention to hygiene when ordering medication, wash your hands well, and you can have your family members help you to order your eyes when you are old. 5.In addition, patients should keep a cheerful mood, treat various stimuli in daily life correctly, ensure sleep, prevent colds and coughs, and take cough suppressants when coughing badly so as not to affect the normal healing of the wound. 6.Because the IOL optics is more transparent than our own crystal, the patient has the feeling of bright, white and blue vision in the initial period after surgery, which needs some time to recover and adapt, and should use the eyes appropriately to avoid fatigue. After 2 months after surgery, glasses can be dispensed at the ophthalmology clinic, which can improve visual acuity and visual quality, and help to look at cell phones or read at close range.7. A few patients have disuse strabismus in the bad eye after a long time due to the great difference in vision between both eyes before surgery, and these people may have diplopia in the short term after surgery, and the diplopia will ease or disappear after a period of recovery. In the early postoperative period, patients may have uneven vision in both eyes and double vision, but the symptoms will be relieved or disappear with the recovery of the operated eye. 8. Patients should remember not to rub their eyes after surgery. Half a month after surgery, they can take a bath or wash their hair and try to avoid splashing water into the eyes. Limit strenuous activities within one month after surgery. Washing hair within 2 weeks after surgery can be done lying down at a hairdresser. If the eyes are wet from splashing water, please go home immediately to order medicine.9. Long-term precautions: after the patient’s eye implantation of IOL, he/she needs to go to the hospital for regular follow-up; usually avoid impact and forceful squeezing of the operated eye; if vision loss occurs, he/she needs to consult the doctor in time to find out the cause and treat the symptoms.