Medical design: Direct metal laser sintering of Ti-6Al-4V

被引:140
作者
Bertol, Liciane Sabadin [1 ]
Kindlein Junior, Wilson [1 ]
da Silva, Fabio Pinto [1 ]
Aumund-Kopp, Claus [2 ]
机构
[1] Univ Fed Rio Grande do Sul, Lab Design & Mat Select, Porto Alegre, RS, Brazil
[2] Fraunhofer IFAM, D-28359 Bremen, Germany
来源
MATERIALS & DESIGN | 2010年 / 31卷 / 08期
关键词
CRANIOFACIAL SURGERY; STEREOLITHOGRAPHY; IMPLANTS; RECONSTRUCTION; TECHNOLOGY; DEFECTS;
D O I
10.1016/j.matdes.2010.02.050
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Design and manufacturing of customized implants prior to surgery are described in this study. Implant shape and functional requirements are established by digital data based on CT scans and mirroring operations. The design process of customized mandible prosthesis is illustrated as well as its manufacturing process (direct metal laser sintering) and dimensional control. Laser sintering process and its constraints for the production of customized implants in titanium alloy (Ti-6Al-4V) with complex geometry and internal structures are reported. Important parameters and restrictions in the production of complex parts, including support structures, maximum overhanging angle and internal structure are also described. (C) 2010 Elsevier Ltd. All rights reserved.
引用
收藏
页码:3982 / 3988
页数:7
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