Sai Deep Eye Clinic

Femtosecond Lasik Surgery

What Is A Femtosecond Laser?

Femtosecond LASIK surgery may be a befitting answer for you, whether you’re looking to improve your appearance, improving your appearance at work, or both.

Femtosecond LASIK, also referred to as Bladeless LASIK, is a common refractive surgery that uses laser technology to reshape the cornea. Your surgeon will use two different types of lasers during the surgery. The first is an ultra-fast femtosecond laser, which is used to create a tiny flap on the surface of your eye that resembles a “door.” Your vision is then progressively corrected by reshaping the underlying corneal tissue with an excimer laser via this flap. Once the flap is repositioned, your eyes heal and adapt naturally.

This method is agreed upon as the most effective, precise, predictable, safe, and patient-friendly option for laser vision correction. It is apt for individuals with mild to moderate levels of myopia, hyperopia, and astigmatism.

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Femtosecond Lasik

Whether you’re at work, enjoying leisure activities, or simply striving to enhance your appearance, Femtosecond LASIK might be the ideal solution you’ve been seeking.

Femtosecond LASIK, also known as Bladeless LASIK or Blade-free LASIK, is a widely performed refractive procedure that involves reshaping the cornea using laser technology. During the procedure, your surgeon utilizes two types of lasers: first, an ultra-fast femtosecond laser to create a thin flap, like a “door,” on the surface of your eye. Through this flap, an excimer laser is then used to reshape the underlying corneal tissue, effectively correcting your vision. Once the flap is repositioned, your eyes heal naturally.

This method is widely regarded as the most effective, precise, predictable, safe, and patient-friendly option for laser vision correction. It is suitable for individuals with mild to moderate levels of myopia, hyperopia, and astigmatism.

REFRACTIVE TREATMENT

ALCON REFRACTIVE SUITE

The WaveLight®FS200Femtosecond Laser

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Advantages

individualized-flaps

Individualized Flaps

corneal-incisions

Corneal Incisions

keratoplasties

Keratoplasties

corneal-pockets

Corneal Pockets

The WaveLight ®FS200Femtosecond Laser

fs200-w-gradation

Advantages

individualized-flaps

Individualized Flaps

corneal-incisions

Corneal Incisions

keratoplasties

Keratoplasties

corneal-pockets

Corneal Pockets

Advantages

Personalized

Avoid or minimize the occurrence of spherical aberrations and maintain the quality of the image.

Accurate

Alignment along the Z-axis, cross-line projection, neurotrack technology, and multi-dimensional eye tracking.

Quick

Improved repetition rate of 500Hz utilizing PerfectPulse Technology™ synchronized with the laser's frequency.

Simple

WaveLight® Slit Illumination System, online pachymetry without physical contact, advanced high-definition optics.

Wavelight®EX500 Excimer Laser

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Advantages of Femtosecond Lasik

Stronger flap adherence

Better precision

More accurate

Faster wound healing

Lesser pain

Lesser increased iop during procedure

Femtosecond Lasik Surgery Procedure

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Step 1

Flap Creation

Specific eye drops are applied to numb the eye, and then femtosecond laser pulses are administered to generate a flap on the cornea’s surface.

FEMTOSECOND LASIK

Step 2

Convenient interplay

Using patient supporting apparatus with pivoting setups, the patient can be conveniently moved from the femtosecond laser to the excimer laser.

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Step 3

Flap is folded back

The created flap is folded back, resembling the turning of a page in a book, allowing exposure to the inner corneal tissue for the treatment.

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Step 4

Corneal sculpting

By extracting the corneal tissue point by point within seconds, the excimer laser effectively corrects the visual defect.

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Step 5

Flap is repositioned

Lastly, the flap is repositioned to its initial attachment, acting as a natural bandage to protect the eye.

Femtosecond Lasik Videos

Frequently Asked Questions

Is Femtosecond LASIK safe?

 Yes, it is considered a safe and credible procedure with a low risk of complications. Note that individual outcomes can vary.

What is the difference between Femtosecond LASIK and traditional LASIK?

Femtosecond LASIK is a blade free laser eye surgery utilizing femtosecond laser and excimer laser for vision correction, these potentially offer more precision and customization in flap creation.

How long does the procedure take?

A femtosecond lasik surgery can typically take around 10 to 15 minutes for each eye.

What is the recovery time for Femtosecond LASIK?

Although experience of visual outcomes may vary with patients many report improvement within the first day and optimal vision gradually after a few days to a week. 

The improvement in vision after the surgery is often long-lasting. Nevertheless, factors like age and changes in prescription over time can affect vision stability.

Are there any side effects or risks associated with Femtosecond LASIK?

Complications are quite uncommon, some potential side effects can include temporary dry eyes, glare, or halos. Your surgeon will brief you on potential risks during the consultation.

Will I still need glasses or contact lenses after Femtosecond LASIK?

Many patients achieve significant independence from glasses or contacts, but results can vary. Some individuals may still require glasses for certain tasks or experience changes in vision over time.

Is there an age limit for Femtosecond LASIK?

There is no standard age limit, any candidate has to be at least 18 years old having a stable prescription for at least one year. Lastly, eligibility is determined on an individual’s condition. 

Can both eyes be treated on the same day?

Yes, it is possible and many patients have opted for same-day treatment for both eyes, however, your surgeon will examine your individual case and recommend the most suitable approach.

Can Femtosecond LASIK correct astigmatism?

Femtosecond LASIK for correction of astigmatism is effective in providing clearer vision to individuals who are experiencing this refractive error.

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