刷牙磨损是由于刷牙方法不正确而引起的牙齿缺损,是一种慢性牙齿硬组织疾病,因常呈楔形而又被称为楔状缺损。它常发生在牙齿唇、颊侧颈部,有的也可见于舌侧。 导致刷牙磨损的刷牙方法,主要是经常横刷法刷牙以及刷牙时用力过大。除此以外,下述情况下也可发生刷牙磨损:牙颈部釉牙骨质处的结构比较薄弱,容易被磨去,易发生刷牙磨损;牙龈的龈沟内有酸性渗出物,可以长时间腐蚀牙颈部的硬组 Brushing teeth wear is due to tooth brushing method is not correct and caused by dental defects, is a chronic dental hard tissue disease, often wedge-shaped but also known as wedge-shaped defect. It often occurs in the tooth lip, buccal neck, and some can also be found in the lingual side. Brushing teeth wear and tear methods that lead to brushing, brushing is often the main method of brushing too hard. In addition, toothbrush wear may also occur in the following cases: The structure of the glazed cementum at the neck is weak, easily worn away, and prone to brushing wear; acidic exudate in the gingival sulcus can grow Time to erode the hard group of the dental neck