普通托牙修复时,凡对修复无助,不宜选用的基牙、伸长牙、畸形牙、龋患或牙周病严重的牙或牙根,以往均需拔除。但临床实践表明,保留余牙或牙根对牙槽嵴及口腔功能是有益的,因此覆盖托牙获得重视。本文对56例覆盖托牙病人复查结果,作初步分析讨论如下。 Ordinary orthodontic repair, where the helpless repair, should not be selected abutments, elongated teeth, deformities, caries or periodontal disease, severe teeth or roots, the past need to be removed. However, clinical practice shows that retaining residual teeth or roots is beneficial for alveolar ridge and oral function, and therefore attention has been paid to covering dentures. In this paper, 56 cases covered denture patients review the results for a preliminary analysis discussed below.