The most comfortable in our time are continuous wear lenses. With their help, you can completely forget that you have vision problems. In 1981, in America, these products were approved as usable. After the lenses appeared in large numbers on the medical market, eye infections and other complications began to appear in people after wearing them.
After much research, it was found that long-term wear lenses cause such eye diseases. After that, ophthalmologists reduced their wearing time to a week. Of course, lenses are considered safe, but you need to remove them at night to maintain the health of their eyes. Innovative technologies do not stand still, so now they can be worn for about 30 days, and they will not cause any complications. Silicone hydrogel material allows the eyes to breathe. All these products are made from such new raw materials.
Lens Specifications
If it’s difficult for a person to put on or take off the lenses, or maybe just too lazy to bother with them, contact lenses of continuous wearing will suit him perfectly. The main positive criteria for these products are:
- excellent oxygen permeability, allowing the eyes to breathe;
- during sleep, you can not remove them;
- taking care of the lenses is very easy;
- can be used by people with dry eyes.
Continuous wear lenses are much more expensive than those that need to be removed before bedtime.
Instructions for wearing
There are certain rules for wearing these items:
- Choosing the right lens is an important point. Long-term continuous use lenses can be purchased for six months, a month or one day.
- To remove and put on such products you need according to the instructions that come with each pair. Do not allow a foreign object to fall under the lens so as not to damage the cornea.
- Carefully take it for donning without damaging it with your fingernail.
- Each time, removing the lenses, put them in a new solution.
- They must have good gas conductivity.
- Hands should be clean before dressing and removing.
- When your eyes hurt, you should not wear continuous lenses.
- Check expiration dates before purchasing. Expired goods are not recommended.
- The container in which the product data is stored is changed once every 3 months.
- If the lenses are not recommended to be worn around the clock, then remove them at night.
Categories of people wearing these lenses
There are people who should resort to the help of such funds constantly. Truckers who are hard to see should wear continuous contact lenses. Sitting for a long time behind the wheel without water and hygiene procedures, they can not remove or put on these products.
Many patients prefer to always wear such products. People who want to see well and not think about how to care for their lenses purchase these products. Afraid that an infection will get into the eye, they prefer to buy lenses with continuous wear.
They buy such products in the case of a long trip by bus or train, as well as in therapeutic cases, such as a bandage after surgery on the cornea.
Cost of contact lenses long wear
The modern medical market has a wide range of contact lenses. Most people who have vision problems prefer buying continuous wear lenses. The price for them varies from 700 to 2 thousand Russian rubles. Although the cost of such products is higher, the demand for it is always good. If the buyer has an unforeseen situation where such products are necessary, he buys them at any price.
Opticians and online stores offer these products from different manufacturers and at an affordable price. Of course, goods worth less than 700 rubles will be fake, and it is not recommended to buy them.
Grateful customer reviews
Many people using such products write numerous reviews. They recommend that everyone with low vision should buy continuous lenses. The reviews are mostly positive and grateful. Some optics patients write that after prolonged wearing, their eyesight improves and their eyes are perfectly protected from the harmful effects of the environment.
If a person has very sensitive eyes, then long-term wearing of lenses can lead to redness and the development of infection under them. You must carefully read the instructions for use before you want to use them.
Risk of prolonged wear
Almost all ophthalmologists believe that prolonged use of lenses is extremely undesirable for eye health. It is necessary to wear them only when there is a special need or according to the strong desire of the patient. Studies of many years have shown that with such a sock, microbial keratitis can develop.
Continuous wearing lenses can cause this disease, which can lead to the most dangerous eye complications. For 20 years, ophthalmologists have studied this problem and revealed this tendency: if you wear lenses only during the day and remove them at night, this disease does not develop. With prolonged wear, the risk of its occurrence is quite large.
Each person should check their vision at least once a year. An optometrist will help you choose the right treatment for diseases of the organs of vision and will prescribe the necessary drops or lenses that will help the patient see better. Sometimes complex therapy can significantly improve people's vision. If your profession requires you to use products with a long wearing period, then follow the rules that are spelled out in each instruction for these goods.
The most popular manufacturers of these products are Johnson and Johnson, as well as Cuba Vision. They produce quality products that are rated not only by experts, but also by ordinary users. Nowadays, lenses are so advanced that people can safely use them in everyday life without fear for their health. Everyone should buy products only of those companies that have an excellent reputation in the modern medical market.