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The latest laser modern technology allows us to make a thinner corneal flap, which is faster and easier for people to heal. This additionally minimizes issues like glow and also halos from the sides of the therapy zone.
Generally, this flap was created with a microkeratome, which had specific risks. Today we make use of a femtosecond IntraLase laser to develop the flap, which is far more exact and more secure.
The Femtosecond Laser
Historically, traditional LASIK surgical procedure utilized a mechanical reducing tool called a microkeratome to develop a hinged flap on the cornea. The doctor then folded up back the flap to access the eye's underlying tissue. The specialist then utilized an excimer laser to improve the corneal cells, remedying refractive mistakes like nearsightedness as well as farsightedness.
The femtosecond laser made use of for LASIK treatments supplies significant benefits over conventional tools, consisting of raised safety and security, far better healing, and also precise outcomes. The femtosecond laser's powerful pulses of light interrupt the corneal tissues in a specifically controlled way.
The femtosecond laser's wise power control likewise enables surgeons to track eye movement 200 times per 2nd, which makes certain that every laser pulse is completely exact. This allows doctors to execute excellent lamellar and permeating keratoplasties in addition to clear corneal incisions, cataract surgical procedure, as well as much more. The outcome is a customized therapy that provides individuals with superb aesthetic results. In fact, several New York City laser eye doctors contrast the personalized outcomes to those attained with contact lenses as well as glasses.
The IntraLase Flap
The primary step of the LASIK treatment involves developing a flap on the corneal epithelial surface area. Traditionally this was performed with a hand-held bladed instrument referred to as the microkeratome. Given that the microkeratome makes physical contact with your eye, it can present a component of threat to the surgical procedure.
The femtosecond laser is much safer for this vital first step of the LASIK procedure due to the fact that it does not make physical contact with your eye. Rather the femtosecond laser develops a pattern of microscopic bubbles beneath the corneal surface that after that link to develop the flap.
This new technique enables the surgeon to set exact criteria for the flap thickness, deepness and joint location. This supplies the specialist with a high degree of personalization that eliminates problems related to the flap and guarantees a much more successful LASIK end result. It likewise enables more individuals with slim corneas, who were dismissed as LASIK prospects in the past, to obtain the procedure and appreciate boosted vision.
The SMILE Procedure
The FDA has actually just approved a brand-new refractive surgical treatment procedure that is a different to LASIK called little laceration lenticule extraction (SMILE). It is an outstanding laser therapy option for people with nearsightedness, or nearsightedness.
During the SMILE treatment, a Visumax femtosecond laser generates pulses that will define and establish an outline of a thin lens-shaped item of corneal cells, called a lenticule. The doctor then produces a keyhole cut on the corneal surface, and also removes the lenticule to improve the cornea as well as proper vision.
The fact that SMILE does not call for a flap may assist to lessen completely dry eye signs after the procedure, and also it likewise appears that the tiny lenticule laceration triggers much less damages to the corneal nerves, resulting in much better biomechanical stability over time. These benefits, along with the fact that SMILE deals with a more comprehensive series of nearsightedness issues than keratomileusis does, make SMILE an attractive choice for numerous clients.
The Excimer Laser
The excimer laser makes use of ultraviolet radiation to transform the corneal shape, lowering refractive errors such as nearsightedness (nearsightedness), hyperopia (farsightedness) and astigmatism. It is one of the most essential piece of equipment in Lasik surgical procedure as well as the key to eliminating your reliance on glasses and call lenses.
Excimer lasers make use of a combination of two gases, commonly argon fluoride or krypton fluoride to develop a light beam of ultraviolet light which can be specifically focused. This allows the laser to break apart the carbon-to-carbon bonds in the corneal tissue without causing any kind of damage to various other close-by eye tissue.
Unlike previous excimer lasers, the WaveLight EX500 has incorporated non-contact real-time pachymetry, which offers Dr. George immediate feedback on the progress of your treatment, making sure that your corneal density is being precisely lowered as intended. This assists the doctor understand that the femtosecond laser is producing the flap at the appropriate fixed thickness, as well as confirms that the ablation quantity is being lowered as expected to treat your specific refractive mistake.