使用正畸矫治器常常伴有的并发症是牙龈的炎症。其局部因素:(1)矫治器本身是一种物理性刺激,(2)牙齿邻面区域内碎屑的堆积。所以仔细制作和装戴矫治器,在大多数病例中可以减少刺激,进行适当的口腔卫生可以控制碎屑的积聚。正畸矫治器也有利于食物碎屑的积聚。碎屑给细菌提供了酶化作用。许多研究己经指出菌斑是龈炎的病 Complications often associated with the use of orthodontic appliances are inflammation of the gums. Its local factors: (1) The appliance itself is a physical stimulus, (2) the accumulation of debris in the area adjacent to the tooth. Careful manufacture and fitting of the appliance therefore reduce irritation in most cases and proper oral hygiene can control the accumulation of debris. Orthodontics also contribute to the accumulation of food debris. Debris provides the enzyme with enzymes. Many studies have pointed out that plaque is a disease of the gingivitis