牙列拥挤是错合畸形中最常见的,60%~70%的错合畸形患者中可见到拥挤的存在。可表现为牙齿拥挤错位排列不齐;而拥挤牙齿的龋病及牙周病发生率均较正常排列牙齿为高。严重者可造成口唇闭合困难,形成开唇露齿。牙列拥挤分为单纯拥挤和复杂拥挤。
... aux.给...挤满 crowded dentitionn.牙列拥挤 crowded trade area商船频繁活动海区 ...
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在错牙合畸形中,牙列拥挤(dental crowding)是最常见的表现,而牙列拥挤又是造成其他类型错牙合的原因,如因前牙拥挤而造成牙弓前突畸形等。
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改良摆型矫治器与上唇挡治疗牙列拥挤的临床研究 关键词]上唇挡;摆型矫治器;牙列拥挤;磨牙远移 [gap=1245]Key words:upper lip bumper;pendulum appliance;crowed malocclusion;molar distalization
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...牙远移;牙列拥挤 [gap=1120]Key words] Carriere Distalizer; Microscopic implant anchorage; Molar backwards; Teeth crowded ...
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目的探讨多种非拔牙方法联合矫治重度牙列拥挤的可能性。
Objective To clinically investigate the possibility of several non-extraction methods' combination for severe dentition crowding.
结论:此法对于矫治牙列拥挤时垂直距离的控制具有重要的临床价值。
Conclusion: This method is excellent on vertical control of crowded teeth with low degree overbite patient.
结论分期非拔牙矫治恒牙早期前牙反牙合伴牙列拥挤,方法可行,且疗效稳定。
Conclusions Non-extraction treatment by stages can treat successfully anterior crossbite as well as crowding in early permanent.
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