The specific method is that the doctor first makes a pair of dental trays according to the shape of your teeth, and then puts the bleaching solvent into the customized dental tray and puts it on your teeth before going to bed every night to achieve the bleaching effect of gradually removing stains. The risk of drug decoloration is small, and the treatment lasts for about three weeks. Clinical practice has proved that bleach is safe, convenient and effective as long as it is carried out under the guidance of dentists.

It is mainly suitable for teeth yellowing caused by mild pigment teeth, hypoplasia of enamel and changes of enamel with age. The effect on tetracycline teeth and yellow teeth with heavy colors is poor, because only the surface layer turns white and is not durable. At present, there are hydrogen peroxide decoloration and comprehensive decoloration.

Tooth plastic and cosmetic method-ultrasonic tooth cleaning

For normal tooth stains, as long as the pollutants are removed, the teeth can be restored to whiteness, and the teeth can be washed once every six months. In addition, toothpaste with tooth whitening function can be used at ordinary times. Pay attention to smoking less and drinking less colored drinks.

Tooth plastic and cosmetic method-porcelain teeth

If you want to smile more brightly, try it. Porcelain is the best and most lasting method, which can be used for decades. Mainly suitable for moderate and severe tetracycline teeth, yellow teeth, teeth with enamel hypoplasia, cracks, defects and pits.

Photosensitive veneer-a cosmetic method in dental plastic surgery

Veneering is to paste a layer of material similar to the color of normal teeth on the surface of dyed teeth to cover the color of teeth. At present, resin is widely used, but because the resin itself is translucent, it has a good effect on moderately colored teeth, but it is not ideal for severe tetracycline teeth. Photosensitive veneer can be used for several years, but it is easy to fall off, change color, cause gum swelling, bleeding and other shortcomings. However, due to its low price and simple and convenient operation, it is still used in China. In addition, porcelain veneer is being popularized in China at present. Its advantages are that it can completely cover pigments, and it is durable, beautiful and realistic.