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总义齿作为全口牙列缺失患者的代用品,可用来恢复咀嚼功能,改善发音,恢复面容及颞颌关节的正常功能.但临床上见有部分患者因复杂的颌骨解剖形态,咬(牙合)关系及咀嚼习惯,常常引起塑料基托反复折裂,同时塑料基托要求制作成一定的厚度,使个别患者出现长期不适应或者发音不清等障碍,因此,用常规制作义齿基托材料可能不能解决上述问题,作者采用白合金片来压制上颌腭侧基托,解决了少数患者的特殊要求,弥补了甲基丙烯酸甲酯的性能不足,受到了良好的效果,现将制作方法介绍如下:
As a substitute denture for patients with total dentition, total denture can be used to restore mastication function, improve pronunciation, face recovery and the normal function of temporomandibular joint.However, some patients have clinically complicated jaw anatomy, bite ) Relationship and chewing habits, often lead to repeated rupture of the plastic base, plastic base at the same time require the production of a certain thickness, so that some patients appear long-term does not meet or unclear articulation and other obstacles, therefore, with conventional denture base material May not be able to solve the above problems, the authors used white gold plate to suppress the maxillary palatal base, to solve the special requirements of a small number of patients to make up for the lack of performance of methyl methacrylate, has been a good effect, the production methods are described below :