What Does Contact Lens Common Problem Have？(5)
Q: Wear contact lens overnight why bad?
A: Do not wear contact lenses overnight (except day and night type). Because contact lenses in the eye for too long, it will cause corneal hypoplasia caused by corneal edema, resulting in the decline of corneal resistance.
In addition, the secretions produced by the eyes are deposited on the lens and cannot be removed in time. The sediment is attached to the surface of the lens, making the surface of the lens rough, which will greatly stimulate the cornea and conjunctiva, leading to the occurrence of eye complications.
In addition, the lens accumulated a certain thickness of sediment, will appear unclear vision, wearing time and lens life will shorten the phenomenon. Therefore, wearing contact lenses should be picked every day, and cleaning, disinfection, wear every day, wash every day, the healthiest.
Q: Wear invisible glasses can long-term drop eye medicine?
A: After wearing contact lenses, if you find that your eyes are uncomfortable, you should stop wearing them immediately and then go to the hospital for treatment. Do not wear glasses for treatment, because drugs will affect the lens material.
Q: Wear contact lens to always feel eye hair is dry, is this concerned with the room that often stays in air conditioning?
A: Yes, because air conditioning room is relatively dry, can drop some moist eye fluid to alleviate.
Q:Wear time not more than two weeks every time, the reason is to wear invisible glasses with respect to eye red why?
A:Red eyes may be too dry eyes (less tears) or inflammation, lens damage or cleaning is not thorough, etc., may appear after wearing glasses. The above situation should be taken off the lens, ask a doctor or optician to check to see what is the cause.
Q: The price difference of contact lens product is larger, why?
A: Each product has a different material, process, characteristics, so the price is also different.
Q: Lens regular meeting agglutinate together, with nurse fluid bubble does not open, with what method is solved? Is there damage to lens with open blister?
A: The adhesive lens can be soaked in the nursing solution first. If there is no bubble, you can take the lens out and put it into the palm of your hand. Gently rub the adhesive lens with the index finger of the other hand until it is opened.
Q: Wear invisible glasses to see the effect that near content has apparent increase, why?
A: This is because previously used to wear glasses, and myopic lens itself have the effect of the narrow, frame glasses is about 10 ~ 15 cm in front of the cornea, and contact lenses is a post on the cornea directly, so there is no view of the phenomenon of narrow, wear contact lenses is not magnified the scenery, but the previous frame glasses to view.
Q:What are disposable contact lenses?
A:The definition of jettisoning varies from country to country. The United States refers to disposable use, Europe is less than a month, according to the 96 years of the Ministry of Health of China's agreement, China's popular soft lenses, according to the replacement cycle can be divided into a year of use of the traditional type, within a month of the abandoned type, 3 to 6 months of frequent replacement type.
Q: Once corneal hypoxia can bring what harm to the eye?
A: Acute hypoxia will make the eyes red, corneal epithelial damage, reduced immunity, easy to cause corneal infection. Chronic hypoxia can also cause corneal endothelial damage, cause corneal edema, vision decline; The more common chronic hypoxia causes the cornea to produce a large number of new blood vessels, affecting the health of the cornea.