法医学杂志

法医学杂志 ›› 2020, Vol. 36 ›› Issue (1): 66-68.DOI: 10.12116/j.issn.1004-5619.2020.01.013

• 案例分析 • 上一篇    下一篇

41例外伤性牙折的法医学鉴定分析

刘敏， 王炜   

  1. 甘肃政法大学，甘肃 兰州 730070
  • 发布日期:2020-02-25 出版日期:2020-02-28
  • 作者简介:刘敏（1989—），女，硕士，讲师，主要从事法医学研究；E-mail：741479459@qq.com
  • 基金资助:
    2017年度兰州市科技计划资助项目（2017-4-45）

Forensic Analysis of 41 Traumatic Tooth Fracture Cases

LIU Min, WANG Wei   

  1. Gansu University of Political Science and Law, Lanzhou 730070, China
  • Online:2020-02-25 Published:2020-02-28

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摘要： 目的 讨论外伤性牙折的种类、数量及确诊方法，为法医临床学鉴定提供参考。 方法 对甘肃政法大学司法鉴定中心2015年1月至2017年12月受理的41例因外伤致牙折的实际案例，按照基本情况、致伤方式、牙折类型及数量、确诊方法、鉴定意见等信息进行描述性统计。 结果 41例案例中，男性31例，女性10例，上颌前牙最常发生牙折，碰撞伤是外伤性牙折的主要致伤方式，CT检查可提高鉴定的准确性。 结论 牙折案例存在性别差异，牙折部位与牙齿的解剖学特点有关，牙折案例可优先选择CT检查，外伤性牙折的法医学鉴定需综合分析牙折类型及数量，明确外伤与牙折的关系。

关键词: 法医学, 创伤和损伤, 牙折断, 案例分析

Abstract: Objective To discuss the types, number and diagnostic methods of traumatic tooth fracture in order to provide reference for forensic clinical identification. Methods The 41 cases accepted by Judicial Appraisal Center of Gansu University of Political Science and Law from January 2015 to December 2017, were analyzed by descriptive statistics according to information such as the basic situation, injury manner, type and number of tooth fracture, diagnostic method and expert opinion. Results The 41 cases included 31 males and 10 females. Tooth fracture occurred mainly on the maxillary anterior teeth. The main injury manner of traumatic tooth fracture was collision injury. CT scan improved the accuracy of diagnosis. Conclusion There are gender differences in tooth fracture cases. The part of fracture is related to tooth anatomical characteristics. CT scan can be a priority in tooth fracture diagnosis. Forensic analysis of traumatic tooth fracture should comprehensively consider the types and number of tooth fracture, and define the relationship between tooth fracture and the injury.

Key words: forensic medicine, wounds and injuries, tooth fractures, cases analysis