| 牙冠延长术改善前牙牙龈美观效果的临床观察 |
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| 引用本文： | 朱亚桥,卢树静,吕杰,等. 牙冠延长术改善前牙牙龈美观效果的临床观察[J]. 广东牙病防治, 2014, 0(6): 298-301 |
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| 作者姓名： | 朱亚桥 卢树静 吕杰 等 |
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| 作者单位： | [1]暨南大学医学院附属惠州口腔医院·惠州口腔医院牙周科,广东惠州516001; [2]暨南大学医学院附属惠州口腔医院·惠州口腔医院修复科,广东惠州516001; |
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| 基金项目： | 惠州市科技计划项目（2013Y110） |
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| 摘 要： | 目的探讨对龈-牙性露龈笑及龈缘不齐患者行牙冠延长术后的美学效果。方法对53例龈-牙性露龈笑或龈缘不齐患者共285颗患牙行牙冠延长术,用龈缘顶点水平（gingival zenith level,GZL）及微笑线水平评价治疗前后美学效果,并通过视觉模拟评分法（visual analogue scale,VAS）评价患者治疗前后的满意度。结果牙冠延长术后,患牙GZL均达到美学标准,微笑线水平符合Ⅱ、Ⅲ类美学标准,患者对牙龈美学满意度有显著性提高。结论通过正确选择适应证及精细的手术操作,龈-牙性露龈笑及龈缘不齐可通过牙冠延长术获得满意的美学效果。
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| 关 键 词： | 冠延长 露龈笑 龈缘顶点水平 |
Crown lengthening surgery in improving the esthetic outcomes for maxillary anterior teeth |
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| Affiliation: | ZHU Ya-qiao, LU Shu-jing. LU Jie, LI Ping, WANG Yuan-qin. (1 The Affiliated Huizhou Stomatological Hospital of Medical College of Jinan University ＆ Huizhou Stomatologieal Hospital, Huizhou 516001 , China) |
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| Abstract: | Objective To evaluate the aesthetic effects of crown lengthening surgery on gummy smile and gingival discrepancy. Methods A total of 53 patients with 285 teeth of gummy smile or gingival discrepancy,were treated with crown lengthening surgery. Visual analogue scale were used to reflex patients satisfaction degree,periodontal indexes were recorded,and the gingival zenith level and smile line were used to evaluate aesthetic effects of crown lengthening surgery. Results After crown lengthening surgery,cases reached aesthetic standard on the gingival zenith level,with smile line corresponding to the class and class Ⅲ aesthetic standards. Conclusion With the proper selection of surgery indications and the delicate operation,doctors can attain aesthetic effects through crown lengthening surgery. |
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| Keywords: | Surgical crown lengthening Gummy smile Gingival zenith level |
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