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The latest laser modern technology enables us to make a thinner corneal flap, which is faster as well as easier for patients to heal. This also reduces issues like glare and also halos from the edges of the therapy zone.
Typically, this flap was developed with a microkeratome, which had certain dangers. Today we utilize a femtosecond IntraLase laser to develop the flap, which is far more specific as well as safer.
The Femtosecond Laser
Historically, typical LASIK surgery made use of a mechanical cutting tool called a microkeratome to produce a hinged flap on the cornea. The cosmetic surgeon then folded up back the flap to access the eye's underlying cells. The doctor after that utilized an excimer laser to improve the corneal tissue, remedying refractive mistakes like nearsightedness as well as farsightedness.
The femtosecond laser utilized for LASIK procedures uses considerable advantages over standard devices, including enhanced safety and security, far better healing, as well as exact results. The femtosecond laser's powerful pulses of light interrupt the corneal cells in a precisely regulated fashion.
The femtosecond laser's wise energy control also allows surgeons to track eye movement 200 times per second, which ensures that every laser pulse is entirely precise. This allows doctors to do perfect lamellar and also penetrating keratoplasties in addition to clear corneal lacerations, cataract surgical procedure, and also extra. The result is an individualized therapy that gives individuals with excellent visual end results. As a matter of fact, lots of New york city City laser eye specialists compare the personalized results to those accomplished with contact lenses and glasses.
The IntraLase Flap
The very first step of the LASIK treatment entails producing a flap on the corneal epithelial surface area. Typically this was done with a hand-held bladed instrument referred to as the microkeratome. Considering that the microkeratome makes physical contact with your eye, it can present an element of threat to the surgery.
The femtosecond laser is much safer for this critical primary step of the LASIK procedure due to the fact that it does not make physical contact with your eye. Rather the femtosecond laser creates a pattern of tiny bubbles beneath the corneal surface that after that connect to form the flap.
This brand-new method allows the cosmetic surgeon to establish accurate criteria for the flap density, depth and hinge place. This gives the surgeon with a high level of personalization that eliminates difficulties related to the flap and guarantees an extra successful LASIK end result. It also permits more people with slim corneas, that were rejected as LASIK candidates in the past, to get the procedure and appreciate boosted vision.
The SMILE Procedure
The FDA has actually just accepted a brand-new refractive surgical treatment procedure that is a different to LASIK called small laceration lenticule extraction (SMILE). It is a remarkable laser treatment choice for individuals with nearsightedness, or nearsightedness.
During the SMILE procedure, a Visumax femtosecond laser produces pulses that will define and also establish an outline of a slim lens-shaped piece of corneal tissue, called a lenticule. The surgeon then creates a keyhole laceration on the corneal surface, and also removes the lenticule to improve the cornea and right vision.
The fact that SMILE does not require a flap might assist to minimize dry eye signs after the treatment, and also it additionally shows up that the small lenticule incision creates less damage to the corneal nerves, leading to much better biomechanical stability in the long run. These advantages, in addition to the reality that SMILE treats a wider range of nearsightedness issues than keratomileusis does, make SMILE an appealing choice for lots of clients.
The Excimer Laser
The excimer laser makes use of ultraviolet radiation to change the corneal shape, lowering refractive errors such as nearsightedness (nearsightedness), hyperopia (farsightedness) as well as astigmatism. It is one of the most vital tool in Lasik surgical procedure and also the key to eliminating your reliance on glasses and call lenses.
Excimer lasers utilize a combination of 2 gases, normally argon fluoride or krypton fluoride to create a beam of ultraviolet light which can be precisely concentrated. This allows the laser to break apart the carbon-to-carbon bonds in the corneal cells without triggering any kind of damage to various other neighboring eye cells.
Unlike
learn this here now , the WaveLight EX500 has actually incorporated non-contact real-time pachymetry, which gives Dr. George split second comments on the progression of your therapy, making sure that your corneal thickness is being properly lowered as prepared. This helps the physician recognize that the femtosecond laser is creating the flap at the appropriate predetermined thickness, as well as confirms that the ablation volume is being decreased as anticipated to treat your specific refractive mistake.