Chinese Journal of Medical Education ›› 2023, Vol. 43 ›› Issue (9): 683-687.DOI: 10.3760/cma.j.cn115259-20221007-01271

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Exploration and teaching application using Agisoft PhotoScan software to create 3D digital specimens for forensic pathology

Wei Sijie1, Gan Jianjun1, Long Wu1, Wang Shangwen1, Zhou Xingyi2, Liang Zhenxuan2, Cui Yipeng2, Li Yuhua1, Du Jinliang1, Lei Puping1   

  1. 1Department of Forensic Medicine, School of Forensic Medicine, Kunming Medical University, Kunming 650500, China;
    2Bachelor of Forensic Medicine, Enrolled in 2020, Kunming Medical University, Kunming 650500, China
  • Received:2022-10-07 Online:2023-09-01 Published:2023-08-29
  • Contact: Lei Puping, Email: puping.jacky@qq.com
  • Supported by:
    Chinese Medical Association Medical Education Branch and China Association of Higher Education Medical Education Specialized Committee 2020 Medical Education Research Project (2020B-N14344);The great teaching achievements cultivation project of Kunming Medical University(2022-7); Yunnan Higher Education Undergraduate Teaching Achievement Project Cultivation Project (2022-74)

Abstract: Forensic pathology specimens play a vital role in the teaching of forensic pathology. Traditional manual modeling has the shortcomings of complex production process, time-consuming, and high technical requirements, while laser scanning is difficult to promote because it is expensive and difficult to popularize in forensic pathological dissection sites. We explore ways to produce 3D digital specimens of forensic pathology using Agisoft PhotoScan software that constructs three-dimensional digital models based on two-dimensional images. When the use of successful 3D digital specimens was applied for teaching forensic science students, they generally believe that the specimens produced by this method can not only achieve the clarity of the general specimens compared with the traditional specimens, but also be able to learn anytime and anywhere, and the learning space becomes free and open. In short, the use of Agisoft PhotoScan software can be used to make digital specimens in an easy and realistic way, and the teaching effect is good. Although the use of the software to make digital specimens still has the shortcomings of modeling fresh specimens and the lack of three-dimensional sense after modeling small specimens, it is worth promoting in the production of 3D digital specimens of most organs such as heart, brain, lung, liver, kidney and other organs after short-term fixation.    

Key words: Forensic pathology, 3D photo modeling, Agisoft PhotoScan, Digital Herbarium Library

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