The ASA technique, or "No touch" PRK, is a combination of PTK + PRK surgical techniques, with an optimised one-step procedure.
First the laser is applied to the corneal epithelium to remove it, and the PRK treatment reshapes the stroma to treat myopia, hyperopia, astigmatism and/or presbyopia. A 100% laser treatment. After the process, the epithelium regenerates and the treatment is completed with excellent results. This is a "Not Touch" and "No Cut" technique.
In other words, it is not necessary to touch the cornea with any surgical instrument to de-epithelialise. Nor do we make any cuts in the cornea with an automatic microkeratome or femtosecond laser. This leads to a significant reduction in surgical time and, above all, in the patient's fear. Once the eye has been prepared, laser application takes an average of 5 to 15 seconds. PRK refractive surgery The preparation and application of the laser is completely painless. The advantages of this PRK technique are significant: The technique is faster, safer, more comfortable and less risky, as we do not touch or cut the cornea.
And of course, as we do not have to use the laser for cutting, it is more economical, 50% less. So, 5 important advantages. Above all, safety and "no stress" for the patient. It is the technique of the three, "No": "No Touch, No Cut, No Stress". Find out more about the revolutionary PRK technique at Clínica Ocular Marcos.