Abstract: laser myopia surgery is a very rigorous operation. There are a series of strict examinations before the operation. Each examination must meet the operation index before the operation, so the operation is safe and effective. If any examination does not meet the operation requirements, our doctor will not perform the operation. This can effectively avoid risks.
taking off heavy glasses is the biggest wish of all nearsighted friends. How much do you know about myopia surgery? Have you ever been timid and full of doubts for myopia surgery? What kind of operation is myopia operation? Is it safe? Are there any sequelae? Will it rebound? These problems are concerned by many myopia friends.
1. How many degrees can you do myopia surgery?
generally speaking, myopia below 1200 degrees and astigmatism within 600 degrees can be considered for laser myopia surgery; Beyond this degree, ICL lens implantation is considered.
2. Is it safe to do myopia surgery?
laser myopia surgery is a very rigorous operation. There are a series of strict examinations before the operation. Each examination must meet the operation index before the operation, so the operation is safe and effective. If any examination does not meet the operation requirements, our doctor will not perform the operation. This can effectively avoid risks.
3. What sequelae will there be after myopia operation?
in fact, there are no sequelae after laser myopia surgery. If the preoperative examination is qualified, myopia laser surgery can be accepted. If one item is unqualified, you can’t go to surgery. Laser surgery uses a cold laser, which only acts on the cornea of the eye. The cold laser will not burn the cornea, and the wavelength of the laser is also very short, which will not penetrate the cornea and damage other tissues and structures inside the eye. Therefore, it will not have any adverse side effects on the internal tissues of the eyeball, nor will it have sequelae after several years of treatment.
4. Does myopic operation meet ache?
myopia surgery is performed on the cornea of the eye. There are no blood vessels on the cornea, only nerve endings. It only needs to drip topical anesthetic eye drops. Therefore, the subject can complete the operation in more than ten minutes without pain. After half an hour, there were some symptoms such as foreign body feeling and tears, but they would disappear soon, so there would be no pain as expected.
5. Is there an age limit for myopia surgery?
myopia surgery is generally suitable for myopia friends between the ages of 18 and 45, and needs to meet the stable growth of no more than 50 degrees per year. In addition, you need to consider your career. If engaged in sports, dance and other occupations, the age can be appropriately extended. However, the specific situation shall be subject to the inspection results.
6. How long does myopic operation process take?
laser treatment takes only dozens of seconds, and the time to lie on the operating table is only about ten minutes. However, some preoperative preparations should be made before the operation, including eye flushing and disinfection. The patient enters the operating room and comes out about 30 minutes – 1 hour.
7. What are the conditions of laser myopia surgery?
have clear requirements for lens removal: over the age of 18, the diopter is stable in recent two years, the diopter is no more than 1200 degrees for myopia, no more than 600 degrees for hyperopia and no more than 600 degrees for astigmatism; Corneal thickness not less than 450um; For those wearing contact lenses, ordinary soft lenses should be stopped for 2 weeks and hard lenses for more than 3 weeks; No active eye disease in eye examination; Can have a detailed understanding of the operation, the expectation of the operation results is in line with the reality, and there is no autoimmune disease.
8. How long can normal eye use be restored after operation, and how much can vision be restored?
can be used normally the day after operation. The stable period is about 1-3 months, which does not affect the normal life, study and work. Generally, there are no other diseases in the eyes. Surgery can restore the patient’s own best vision, which can be known in the preoperative examination.
9. Is myopia operation contraindication?
myopia surgery also has contraindications. Eye diseases must be excluded before operation. Intraocular pressure and cornea must be normal. Patients with severe diabetes, systemic connective tissue disease, immune dysfunction, scar constitution and excessive pupil diameter should be cautious in performing such operations.
10. What preparations need to be made before operation?
stopped wearing soft contact lenses for 1 week, hard contact lenses for 2 weeks Corneal shaping lens (OK lens) can be used for preoperative examination for more than 4 weeks. After examination, drop anti-inflammatory eye solution for 1-3 days before operation. After operation, pay attention to no water in the eyes within 1 week, and standard drop anti-inflammatory eye solution can be used. You can study and watch the computer normally, but don’t be too tired.
11. What problems should be paid attention to before operation?
A. antibiotic eye drops shall be applied locally before operation to help reduce inflammation of eyes;
B. do not drive to the hospital alone on the day of operation, and pay attention to safety when you go home;
C. try to have a full rest the night before the operation to avoid eye fatigue;
D. does not use cosmetics, perfume, jelly water and other volatile substances on the day of operation.
12. Will the postoperative effect rebound? What if it bounces?
myopia surgery itself will not rebound. The laser is hit on the third layer (stromal layer) of the cornea. This layer of tissue has no regenerative ability, so there is no rebound. Generally speaking, pay attention to reasonable and healthy use of eyes after surgery will not produce myopia. Of course, if there is myopia due to special reasons, the second operation can be carried out after the degree is stable.
13. Can I drive after surgery?
generally do not recommend the subject to drive at night within a week. If the night vision is not adapted, the subject should avoid driving at night.
14. How long is the operation scheduled after the examination? After the
general examination, the patients who meet the operation conditions can arrange the operation the next day at the earliest. The operation can not be carried out on the day of examination. It is recommended to come to the hospital for preoperative examination at least one day in advance.