柔性义龈在修复牙龈萎缩中的应用张翼赵信义邓再喜牙龈萎缩是口腔临床常见症状之一，其原因可以是病理性的，也可能是生理性的。病理性者多因各种牙周炎、牙周萎缩所致牙龈萎缩后，造成牙根外露。这样就容易引起牙根敏感症状、食物嵌塞、牙颈部龋等。在前牙则严重影响美观... Application of flexible gingiva in repair of gingival recession ZHANG Yi, ZHAO Xin-yi, DENG Zai-xi Gingival recession is one of the common clinical symptoms of oral cavity. The reason may be pathological or physiological. Pathological mostly due to various periodontitis, periodontal atrophy caused by gingival recession, resulting in exposed roots. This is easy to cause root-sensitive symptoms, food impaction, dental caries and so on. In the front teeth are seriously affected the appearance ...