Treatment of dry eyes by closing the tear duct Dry eye is one of the most common eye diseases, which unfortunately is increasing due to the modern lifestyle. According to the severity, causes and type of conflict; There are various treatments for dry eyes. One of the effective treatments for this disease is to close the tear duct, which is usually used in moderate or severe cases of dry eyes. In humans, in the inner part of each eyelid, there is a chamber called punctum, which, if the amount of dry eyes decreases, the tears of the eyes enter the nasal space through the lacrimal duct. By closing the punctum, tears remain on the surface of the eye for a longer time. Therefore, this method helps to treat dry eyes and reduces the need for eye drops. Treating dry eyes by temporarily closing the tear duct. There are two methods to close the punctum, temporary and permanent. In the temporary method, this chamber is closed by plastic pieces called punctum plugs. These plastic parts are produced by several companies and can be used.. Placing the punctum plug in the office is done easily and without any trouble.. The durability of the punctum plaque varies from a few days to a few days. In the permanent method, which is usually used in severe cases of dry eye, the tear duct is permanently closed with punctum surgery. Although there are different ways to close the tear duct. One of the most common methods is to burn the tear duct with a cautery. It should be noted that the permanent closing of the tear duct in these methods has a success rate of about 70%. The tear duct is one of the most useful and the effective treatment of dry eyes is not a substitute for using artificial tear drops.

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