超长裂钻拔除下颌角缩窄型下颌阻生智齿的临床效果观察

Impacted teeth special extended fissure bur in extraction of narrow mandibular angle with mandibular impacted third molars

目的:探讨运用阻生牙专用超长裂钻对于拔除下颌角缩窄型患者下颌阻生智齿的影响。方法:收集2010年1月~2017年1月需拔除下颌阻生智齿的下颌角缩窄型患者11例,并运用高速涡轮手机联合超长裂钻拔牙法拔除阻生智齿,观察分析术中、术后下唇麻木、张口受限发生等并发症。结果:全部患者术中、术后均无颞下颌关节损伤、张口受限,下颌骨骨折,咬合关系紊乱、皮下气肿,唇、舌神经麻木等并发症出现。结论:应用阻生牙专用超长裂钻拔除下颌角缩窄型下颌阻生智齿的效果较为理想,值得临床推广。

Objective：To investigate the effects of impaceted teeth special extended fissure bur on the extraction of narrow mandibular angle with mandibular impacted third molar in patients.Methods：Eleven patients during January 2010 to January 2017 who need pull out the mandibular impacted third molars were analyzed.The therapeutic evaluation of intraoperative and postoperation includes the probability of lower lip numbness and hardship of opening mouth,and so on.Results：No intraoperative and postoperative complications occurred in all patients,such as temporomandibular joint injury,hardship of opening mouth,mandible fracture,occlusion relationship disorder,subcutaneous emphysema,and numbness of lower lip and tongue nerve.Conclusion：Impacted teeth special extended fissure bur perform better in narrow mandibular angle of mandibular impacted teeth extraction which is worthy to be promoted in clinic treatment.