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上前牙缺失的修复,目前一般多采用粘膜支持或混合支持的方法。但对主承力区组织萎缩的患者,其主承托区的力点移位,使其功能降低,固位差而且义齿的基托大,影响发音。金属卡环外露,影响美观,且基托易断裂。笔者针对上述问题,于1981年1月开始在传统的制作基础上采用腭侧钩式卡环粘膜支持法修复上前牙缺失20例。经8年的临床观察及咀嚼实验测定,效果满意。
On the missing anterior teeth repair, the current general use of mucosal support or mixed support methods. However, the organization of atrophy in the main bearing area of patients, the shift of the power of its main supporting area, to reduce its function, poor retention and denture base large, affecting pronunciation. Metal ring exposed, affecting the appearance, and the base Tuo Yi fracture. In response to the above problems, the author started to use the palatal hook clasp mucosa support method to repair 20 cases of anterior teeth loss on January 1, 1981 based on the traditional production. After eight years of clinical observation and chewing test, the results are satisfactory.