Development of tantalum scaffold for orthopaedic applications produced by space-holder method
Autor/a
Rupérez de Gracia, Elisa
Manero Planella, José María
Riccardi Hernandez, Kiara
Li, Yuping
Aparicio Bádenas, Conrado José
Gil Mur, Francisco Javier
Fecha de publicación
2015-10-15ISSN
0264-1275
Resumen
In the present study, production of tantalum porous scaffolds using the space holder technique was performed. The effect of size and content of sodium chloride particles, used as space holder, as well as compacting pressure on foam structure and mechanical properties have been investigated. The morphological characterization was carried out by means of scanning electron microscopy (SEM), mercury intrusion porosimetry (MIP) and micro-CT technique. The relationship between the elastic modulus and yield strength of the tantalum porous scaffold and the pore structure was evaluated. Space holder technique allows obtaining tantalum open-cell structure (70% of porosity) and modulus of elasticity similar to cancellous bone, with reproducible processability into three-dimensional structures and reasonable manufacturing costs.
Tipo de documento
Artículo
Versión del documento
Versión aceptada
Lengua
English
Materias (CDU)
61 - Medicina
Palabras clave
Materials biomèdics
Implants artificials
Materiales biomédicos
Implantes artificiales
Biomedical materials
Artificial implants
Páginas
26
Publicado por
Elsevier
Colección
83;
Publicado en
Materials & Design
Citación
Rupérez de Gracia, Elisa; Manero Planella, José María; Riccardi Hernandez, Kiara Li [et al.]. Development of tantalum scaffold for orthopaedic applications produced by space-holder method. Materials & Design, 2015 Oct, 83, p. 112-119. Disponible en: <https://www.sciencedirect.com/science/article/abs/pii/S0264127515003287>. Fecha de acceso: 8 may. 2020. DOI: 10.1016/j.matdes.2015.05.067
Número del acuerdo de la subvención
info:eu-repo/grantAgreement/ES/1PE/MAT2009-12547
Este ítem aparece en la(s) siguiente(s) colección(ones)
- Ciències de la Salut [740]
Derechos
© 2015 Elsevier Ltd. All rights reserved.