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一、总论从正畸学立场来说,开(牙合)畸形即上下牙弓及颌的垂直关系异常,比上下牙弓及颌的水平关系异常的治疗困难大,形态分析及功能分析也较难,分析资料也较少,因此本文就成年人开(牙合)畸形的治疗问题进行探讨。1.开(牙合)畸形的症状发生开(牙合)畸形同时多并发上颌前突、上下颌前突、下颌前突或牙列不齐及拥挤等错(牙合)畸形。为了准确掌握开(牙合)的症状,首先应该检查
First, the general view From the standpoint of orthodontics, open (occlusal) deformity that the upper and lower dental arch and jaw vertical relationship abnormalities, dental arch and jaw than the upper and lower horizontal abnormalities of the treatment difficult, morphological analysis and functional analysis More difficult to analyze the data is less, so this article on adult occlusal deformity treatment issues to be explored. 1. Open (occlusion) deformity symptoms occur open (occlusion) deformity at the same time more concurrent maxillary protrusion, maxillary protrusion, mandibular procession or malformation and crowding and other miscellaneous (malocclusion) deformity. In order to accurately grasp the open occlusion symptoms, we should first check