We should not only develop good brushing habits, but also to emphasize brush approach. If the brushing method wrong, can also be caused by defects, the most common of wear and tear damage teeth and gums shrink. Wang brush method is the spontaneous brush the general population, a study along the longest, the most common method of brush, the bristles of the method is sophisticated and tooth surfaces, a see-saw back and forward-brush action. Its many shortcomings, is unable to meet oral form on the anatomy of the request, the net can not brush teeth, especially the hard scrubbing teeth Shaman and the gap between the two teeth, we can not massage the gums to the purposes and easily lead to tooth Hard tissue and gum damage. To this end, we should resolutely give up such a bad horizontal brush, and brush should be used the right way. Wang brush the teeth of the damage is hard tissue dental depletion of the main characteristics: the horizontal brush caused by the teeth marks of wear and tear of the profile, mostly in the crown of a group of lip cheek surface, but often the same high degree of parallel lines . If the horizontal brush by a group of law arising from the teeth wedge-shaped formation of defects, defects of the teeth are the bottom line in a straight line. Wang brush of the oral soft tissue damage may be caused by ? gums and oral mucosa in abrasions, stabbed, or cause the inflammation. ? cause gums shrink. Gums in the mouth Chengbo Lang-shaped gums with curved edges higher, lower gums nipple. To brush teeth net neck, gums often nipple brush injury time for a long time there will be shrinking gums. Its characteristics are: the shrinking lips buccal than focusing on the tongue, the arch prominent canine area buccal victims more emphasis on the right hand to brush their teeth, gums left of the shrinking often heavier. When Wang to stop using brush method, the damage to the gums can be gradually improved.