青年磨牙症的临床分析

Clinical assay of bruxism in youths

目的 本文通过对 14～ 30岁年龄段的青年磨牙症患者进行临床病因研究 ,以期发现恒牙的形态 ,下颌运动的形式以及人的个性心理特征对口颌系统功能的影响。方法 对 6 0名以磨牙症为第一主诉的患者进行临床检查 ,恒牙模型研究以及临床病因分析。根据患者磨牙类型夜间或白天配戴软弹性下颌合垫 ,并对治疗结果进行分析。结果 5 8名患者存在不同程度的咬合紊乱。多为牙列不齐 ,错畸形 ,以及咬合干扰。错合畸形表现为个别牙反 ,锁 ;神经心理紧张会增加磨牙症的发生的机率。女性较男性好发。磨牙症患者佩戴软弹性垫治疗 5 2例症状缓解。结论 青年磨牙症的病因 ,因素为第一大因素 ,咬合干扰存在的前提下 ,才会发生磨牙症。

Objective This study investigates the pathogeny of bruxism in youths between fourteen to thirty years old, in order to find out how the functions of gnathostomatic system are affected by occlusal form of permanent dentition, moving way of mandible and character of personality.Methods Sixty patients who told gnashing of teeth as their first chief complaints were selected to have clinical examinations, models study of permanent dentitions and pathogenic analysis in clinic. The patients may use acrylic splints in daytime or nighttime according to the type of bruxism. Then the results of this therapy would be analysis. Results Some kind of occlusal obstacle would be found in fifty eight cases. The majority were malocclusion, irregular tooth alignment and occlusal interference. The types of malocclusion were counter or locked occlusion in one or two teeth. The intensity of mentality would increase the probability of bruxism. Female have higher incidence of bruxism than male. In all cases who use acrylic splints, fifty two patients were in effect; eight cases are no effect.Conclusion Occlusion is the most important pathogeny of bruxism in youths. Bruxism only could happen under the existing of occlusal interference. The intensity of mentality may induce on bruxism.