Abstract
For identification of the unknown, the analysis of individualizing characteristics is a paramount procedure, which allows the reconciliation of antemortem with postmortem data. Worldwide, populations are commonly affected by tooth loss, leading to procedures of oral rehabilitation, such as dental prostheses. Although the potential of these devices for human identification is well known, the lack of marks or serial numbers as well as scarce systematic register on databases may difficult its use. The objective of this paper is to present and describe the cases with dentures and bridges of an identified osteological collection, the Colecção de Esqueletos Identificados Século XXI. All the individuals were macroscopically observed, and the cases presenting dental prostheses were registered. A total of thirty-one individuals (20 females; 11 males), ages 38 to 91 years, presented 49 dental prosthesis (removable or fixed), of various materials. The removable acrylic dentures (n = 42) were the most frequent. No identifying marks or production labels were found. This research reinforces two focal points: the value of studying and recognizing medical devices and their application for identification, and the relevance of identified skeletal collections for the advance of forensic science in the current multidisciplinary approach.
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Acknowledgements
The authors thank Professor Pedro Nicolau for his valuable contribution for case discussion.
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This work is carried out at the R&D Unit Centre for Functional Ecology—Science for People and the Planet (CFE), with reference UIDB/04004/2020, financed by FCT/MCTES through national funds (PIDDAC). The co-authors Catarina Coelho (SFRH/BD/129826/2017) and Inês Oliveira Santos (SFRH/BD/139158/2018) are supported by FCT—Fundação para a Ciência e Tecnologia grants.
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Inês Oliveira-Santos and Catarina Coelho contributed to the study conception and design. Material preparation and data collection were performed by Inês Oliveira-Santos, Catarina Coelho, and Maria Teresa Ferreira. Data analysis was performed by Inês Oliveira-Santos, Catarina Coelho, Maria Teresa Ferreira, and Isabel Poiares Baptista. The first draft of the manuscript was written by Inês Oliveira-Santos and Catarina Coelho. Eugénia Cunha, Isabel Poiares Batista, and Maria Teresa Baptista contributed with manuscript review. All authors read and approved the final manuscript.
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Oliveira-Santos, I., Coelho, C., Cunha, E. et al. The dental prosthesis (removable and fixed) from the Colecção de Esqueletos Identificados Século XXI (CEI/XXI). Int J Legal Med 135, 2595–2602 (2021). https://doi.org/10.1007/s00414-021-02701-0
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DOI: https://doi.org/10.1007/s00414-021-02701-0