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Refractive Surgery





Refractive surgery / Refractive Surgery

What is refractive surgery?



Refractive surgery involves a series of surgical procedures on the eyes for the purposes of reducing or removing dependence on glasses or contact lenses, thus minimising any existing refractive error in the eye, such as myopia, hyperopia or astigmatism.

To perform this operation, which includes laser eye surgery, the surgeon will modify the cornea in the eye, but not any of the other internal structures of the eye, such as the retina, for example. As such, refractive surgery is the responsibility of our Unit for the anterior pole of the eye.

refractive surgery

Which refractive errors can be corrected?



Myopia
Surgery


Myopia is a refractive error that affects distance vision, where images are focused in front of the retina, rather than onto it. It usually occurs in childhood and continues to develop up to around the age of 20. Myopia surgery can be performed with laser technology or with an intraocular lens implant.



More over myopia

Hyperopia
Surgery


Hyperopia is a refractive error, or a visual defect, that causes images to be focused behind the retina, rather than onto it. As a result it leads to blurry near vision. Hyperopia surgery can be performed with laser technology or with an intraocular lens implant.





More over hyperopia

Astigmatism
Surgery


Astigmatism is a refractive error that occurs when the cornea (the external transparent layer of the eye) has an irregular curvature. This causes the person’s vision to be distorted and blurry at all distances. Images may also appear to be elongated. Astigmatism surgery can be performed with laser technology or with an intraocular lens implant.


More over astigmatism

Refractive surgery treatment



Refractive Surgery Techniques


Myopia, hyperopia and/or astigmatism surgery can be performed using three different types of techniques:

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FemtoLasik
Surgery


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Surgery with
ICL lenses




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PRK/Lasek
Surgery




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Did you know...?



During laser refractive surgery for correcting myopia, hyperopia and/or astigmatism, the Excimer laser is used directly on the cornea.

Refractive surgery does NOT “cure” myopia, it corrects it, so the retinal lesions typical of myopia will not be modified (neither improved nor worsened).

It IS possible to operate a second time on an eye if the myopia returns in the future, or if it wasn’t suitably corrected the first time.

This does NOT prevent other kinds of surgery being performed in the future.

Laser eye surgery is not recommended for patients with keratoconus.

Frequently Asked Questions



Is it a good idea to have eye surgery in summer?

Any time is the right time for eye surgery if the patient needs it. However, patients should bear in mind that if they have surgery during summer, they will need to avoid swimming in pools or the sea for the first 15 days of recovery. The chlorine in swimming pools may cause chemical conjunctivitis or an inflammatory reaction that would be more serious than in a normal eye as the tear film won’t be stable on an eye that has recently undergone surgery.

After refractive laser surgery will I be able to see better than with my glasses or contact lenses?

If I have laser refractive surgery, will I also be able to have cataract surgery in the future?

If I get pregnant after refractive surgery will my dioptres increase?

Will my dioptres be zero after refractive surgery?

Can I undergo surgery if I have astigmatism in addition to myopia or hyperopia?

How long will it take for my vision to return to normal after refractive laser surgery?

When will I be able to exercise again after eye surgery?

When will I be able to start wearing makeup again?

Will I be able to wear contact lenses after refractive surgery?

Is refractive surgery a permanent treatment?

What is the strongest prescription that a patient can have to be suitable for refractive surgery?

What post-operative care guidelines should I follow after Lasik surgery?

Is anaesthetic used for refractive surgery?

Is refractive surgery a painful procedure?

Will my private insurance cover refractive surgery?

Will my social security cover refractive surgery?

Is there financing available for refractive surgery?

What are the side effects of refractive surgery?

When can I do sports after refractive surgery?

After having refractive surgery, can I undergo further surgery to correct any other issues that may occur in the future?

Can I rub my eyes after surgery?

What happens if I move during the laser surgery?

I have diabetes and high blood pressure, does this pose a risk?

How long will it take me to be able to drive properly again?

We solve the most frequent doubts about refractive surgery on our YouTube channel:


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