Keratoplasty lenses can generally be worn for 2 years, but during the wearing period, you need to go to the hospital for regular checkups, and if there are no special circumstances, you should consider replacing the keratoplasty lenses after 2 years.
After 2 years of wearing Keratoplasty lenses, there will be a certain degree of wear and tear on the glasses themselves, and there will be some changes in the prescription of the eyes, which will affect the effect of wearing the glasses as well as the comfort level. Therefore, usually after two years of wearing keratoplasty lenses, it is necessary to go back to the regular hospital to test the eye degree and then fit a new pair of keratoplasty lenses.
In addition, in order to control the development of myopia, keratoplasty lenses can be worn until the age of 18, and should not be worn for too long a period of time every day, up to a maximum of 7 to 9 hours. The specific wearing time depends mainly on the degree of myopia of the glasses, and it is best to consult your doctor in detail in order to effectively control the growth of myopia. During the wearing of keratoplasty lenses, eye hygiene should also be done according to the doctor’s instructions to ensure eye cleanliness.