A. Patients of dental cleaning: 1, dental cleaning will not wash your teeth loose, if loose, it means you have a very serious periodontitis, which is something that has happened before you scaling. 2, if you have rhinitis, it is best to get it under control before you come to the dental cleaning, use nasal drops or something like that, because there will be a lot of water in your mouth when you clean your teeth, it is best to use your nose to breathe. If you still use your mouth to breathe, it is easy to choke. 3, prevention is always better than cure, don’t wait until your gums bleed badly, or the gums recede and the teeth are loose before you come to scaling, it may be too late by then. 4, scaling can wash away your teeth above the tartar and pigment, if your teeth base is originally yellow, want it to become white, you will have to do bleaching. 5, want to be pregnant friends, before pregnancy, it is best to scaling, check your gum health, because in the basis of gum inflammation, hormone elevation will make the original inflammation more obvious, the manifestation may be gum hyperplasia is very terrible. Patients who have had root canal treatment: 1. Please do not think that if the tooth does not hurt anymore, you are fine and will not come back for follow-up. 2, if you have completed the root canal treatment, although the cost will be higher, but it is better to do a brace, because without braces the tooth is easy to crack, will make your previous expenses are wasted. 3, root canal treatment requires the patient to open the mouth for a long time, long-term open mouth pain or when the front of the ear will be pain, it is best to pay attention to the protection of the joints in general, do hot compresses and other physical therapy. Please make sure you have eaten enough to have your teeth extracted and avoid menstruation for women. 2. If you have any other health problems or allergies to any medications, please explain to the doctor in time. 3. In many cases, a hammer will be used for tooth extraction, so please be prepared for the fact that it does not hurt after the anesthetic is applied. Mouth ulcers: 1. Rinse your mouth with salt water. 2. 2, keep your mouth clean 3, usually mouth ulcers are self-healing, so to control the symptoms of the main, pain can be used to stick, the effect is good 4, drink carrot juice and other things 5, ulcers do not heal for a long time, or become large, or bleeding infection, or go to see a doctor good 5, joint pain around the mouth: 1, often occur in front of the ear, open the mouth will hurt, and sometimes ring 2, avoid 3, apples, Big Macs and other things to eat less, if you want to eat, make small pieces 4, good rest 5, take a hot towel local compresses 6, ignore it, after a period of time will be good Six, about brushing: 1, many people will ask the cause of tartar after cleaning, know that is not clean brush teeth often ask, “What toothpaste is good? ” In fact, it is a misunderstanding, toothpaste is only a friction agent, not a very important factor, as long as you choose the fluoride can be, but the method of brushing is the focus. 2, usually we recommend the method is the Bass brushing method, that is, “horizontal trembling vertical movement”, specifically first make the brush head at an angle of 45 degrees oblique to the gums, brush bristles close to the gums, for the forward and backward parallel trembling, bristles are basically in the original position of the tremble, so that it fully massage the gums, without damaging the hard tissues of the teeth. Then the brush head moves in the direction of the gap between the teeth, and while moving, continue to do horizontal trembling, so that the bristles in the trembling can be well penetrated into the gap, to play the role of brush dial tartar in the gap. After the short distance of the horizontal brush, add the vertical brush. 7. Teething in children: 1. Natural replacement is always the best. 2. Ask your child to chew with both sides and not to eat too fine things, so as to facilitate the growth of bones. Take care of any toothache at any time. 3.When do you need to pull teeth: loose very much; big teeth grow out, the milk teeth have not yet fallen out; teeth are always inflamed, abscess.