近年来对在错(牙合)畸形矫治过程中,使用粘合剂将正畸附件直接粘着于牙面(Direct Bondiug System简称DBS),而代替金属带环,进行了研究。用粘合剂将正畸附件粘着于牙面的方法具有以下优点:(1)节省了时间和人力。(2)减少对牙龈的刺激,有利口腔卫生。(3) In recent years, in the process of malocclusion deformity correction, orthodontic attachment was directly adhered to the tooth surface (Direct Bondiug System DBS) with an adhesive instead of a metal band ring. The method of adhering the orthodontic attachment to the tooth surface with the adhesive has the following advantages: (1) saving time and manpower. (2) to reduce the stimulation of the gums, beneficial oral hygiene. (3)