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外伤引起的复杂冠根折,临床治疗较困难且预后不稳定。我们对1例上颌切牙复杂冠根折采用180°旋转意向再植术联合冠修复进行治疗,随访3年,效果良好,现报道如下。1病例报告患儿女,13岁。2012-01-11因上前牙不美观来我院儿童口腔科就诊,患儿1年前不慎摔倒致右上中切牙折断。检查:恒牙列,11冠部近远中向折断,牙髓外露,舌侧片至龈下4 mm,叩(-),探(-),松动Ⅱ度,断端有息肉长入(图1a)。X线片示:11折断线至牙槽嵴顶,牙根发育完成,长度可,根尖周未见异常(图1b)。诊断:11复杂冠根折。
Traumatic complex crown root fracture, clinical treatment is more difficult and the prognosis is not stable. One case of maxillary incisor complex crown root fracture using 180 ° rotational intention replantation combined with crown repair treatment, follow-up of 3 years, the effect is good, are reported below. 1 case report Children with children, 13 years old. 2012-01-11 Due to the unsightly upper teeth to our hospital pediatric dentistry, children accidentally fell to the right upper incisor broken a year ago. Check: permanent dentition, 11 crown in the near and far to the broken, pulp exposed, lingual films to subgingival 4 mm, knock (-), exploration (-), loosening Ⅱ degree, 1a). X-ray showed: 11 broken line to the crest of alveolar ridge, root development completed, the length can be, no abnormal apical week (Figure 1b). Diagnosis: 11 complex crown root fracture.