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GA/T 2086-2023: Forensic sciences - Classification and coding of dental radiological features for personal identification
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GA/T 2086-2023: Forensic sciences - Classification and coding of dental radiological features for personal identification

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ICS 13.310 CCSA92 Public safety industry standards of the People's Republic of China Forensic science dental imaging individual identification characteristics Classification and coding Published on 2023-03-01 Implemented on 2023-12-01 Released by the Ministry of Public Security of the People's Republic of China

Foreword

This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1.Structure and Drafting Rules of Standardization Documents" Drafting. Please note that some content in this document may be subject to patents. The publisher of this document assumes no responsibility for identifying patents. This document is submitted by the Identification Center of the Ministry of Public Security. This document is under the jurisdiction of the Forensic Examination Sub-Technical Committee of the National Technical Committee for Standardization of Criminal Technology (SAC/TC179/SC6). This document was drafted by. Identification Center of the Ministry of Public Security, West China School of Basic Medicine and Forensic Medicine of Sichuan University, Peking University Stomatological Hospital, Shanghai Communications The Ninth People's Hospital Affiliated to Tong University School of Medicine, the Beijing Municipal Public Security Forensic Appraisal Center, and the Investigation Technology Center of the Political and Legal Affairs Commission of the Central Military Commission. The main drafters of this document. Tian Xuemei, Lu Tu, Deng Zhenhua, Li Gang, Liu Jiannan, Wang Xiaoming, Wang Jian, Shu Yongkang, Fan Fei, Du Han, He Guanglong, Tang Peng, Wu Bin. Forensic science dental imaging individual identification characteristics Classification and coding

1 Scope

This document specifies the classification methods, classification basis, feature coding and codes for individual identification features of dental imaging in the field of forensic science. This document is applicable to the identification of corpses of people with permanent dentition and the identification of living bodies whose true identity is doubtful.

2 Normative reference documents

The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, the dated quotations For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to this document. GB/T 7027 Basic principles and methods of information classification and coding GB/T 10113 General terms for classification and coding GB/T.20001.3 Standard Writing Rules Part 3.Classification Standards

3 Terms and definitions

The terms and definitions defined in GB/T 10113 and the following apply to this document. 3.1 dental imaging dentalradiology Jaw wing radiographs, periapical radiographs, full-mouth curved tomographic radiographs, and cone beam calculations that can reflect the physiology, disease, and treatment of the human oral and maxillofacial region. A general term for medical images such as mechanical tomography films. 3.2 The process of using technical means from the fields of biology, medicine, and anthropology to clarify the identity of unknown human bodies. 3.3 primary feature primaryfeature Oral and maxillofacial characteristic indicators that can exist stably in the dental images of the same person for a long time. 3.4 secondary feature secondary feature Oral and maxillofacial characteristic indicators with good variability in dental images of different people. 3.5 It can reflect the normal anatomical characteristics such as the shape and quantity of teeth, maxillary bones, and mandibles, as well as the shapes caused by congenital diseases of the oral and maxillofacial region. Dental imaging indicators of morphological changes. 3.6 Dental imaging indicators that can reflect morphological changes caused by acquired diseases or injuries in the oral and maxillofacial region. ...