Laser Will Assist People to Get Rid of Eyeball Problems
Nowadays laser treatment is considered to be one of the most progressive tendencies in the field of up to date ophthalmology. As in any other area of medicine doctors try to apply a lot of newest systems and owing to that we can cure even such illnesses as astigmatism. These techniques are being improved in Santa Monica lasik institute. The consequences of such curing courses are usually constant and do not change during the whole lifetime.
The history of laser vision correction
The first stage of the improvement of laser correction methods began in the middle of the 20th century. Ophthalmologists started to discover some modern technologies to discover eyeball more appropriately. One of the most widespread methods is Fedorov's method. The tools for these operations are really microscopic and by usage of them doctor can perform as little incisions as he needs. Surely such operations are truly hard to go through and even some insignificant error can bring a lot of bad consequences. The retina goes through definite mechanical operations and the operated person can get some worsening of the sight or in rare cases it may be the absolute loss of sight.
Eximer-laser vision correction
Of course the improvement of some new methods of sight treatment was going on. In the 1970's there was a great invention that affected this area considerably - eximer laser. That is hard to realize but the newest eximer laser methods can guarantee the safest and the most effective operations. The accurateness of laser beam which carries out some actions on the surface of the eyeball is provided by computer. As the shape of the eyelens is modified, some normal features may be regained so beams are being aimed on the retina properly. These days we may frequently hear about some other methods which are more efficient and harmless. They are PRK photorefractive keratectomy and Lasik methods.
PRK method
The uniqueness of this technique is that it is the first application of eximer laser in medic purposes. The importance of current system is to eliminate the unevenness of the cornea by means of evaporating of its tissues. The other benefit of this method is that neither tools nor doctors contact with the face of the eye as the laser beam is used. Nevertheless PRK system has some disadvantages: some micro erosion appears during the operation and the operated person feels pain over a period of a week.
Lasik method