Investigation of the mechanical properties and porosity relationships in selective laser-sintered polyhedral for functionally graded scaffolds

Yang, 2001, The design of scaffolds for use in tissue engineering. Part I. Traditional factors, Tissue Eng, 7, 679, 10.1089/107632701753337645 Ma, 2004, Scaffolds for tissue fabrication, Mater Today, 7, 30, 10.1016/S1369-7021(04)00233-0 Porter, 2009, Bone tissue engineering: a review in bone biomimetics and drug delivery strategies, Biotechnol Progr, 25, 1539 Petite, 2000, Tissue-engineered bone regeneration, Nat Biotechnol, 18, 959, 10.1038/79449 Vang P. Advantages and disadvantages between allograft versus autograft in anterior cruciate ligament replacement. PhD Thesis, Wichita State University, Wichita, KS; 2006. p. 22. Marler, 1998, Transplantation of cells in matrices for tissue regeneration, Adv Drug Deliv Rev, 33, 165, 10.1016/S0169-409X(98)00025-8 Leong, 2008, Engineering functionally graded tissue engineering scaffolds, J Mech Behav Biomed Mater, 1, 140, 10.1016/j.jmbbm.2007.11.002 Ford, 1999, Lessons from nature, 7 Chua CK, Sudarmadji N, Leong KF. Functionally graded scaffolds: the challenges in design and fabrication methods. In: 3rd International Conference on Advanced Research in Virtual and Rapid Prototyping, Leiria, Portugal. London, UK: Taylor & Francis Group; 2007. Karageorgiou, 2005, Porosity of 3D biomaterial scaffolds and osteogenesis, Biomaterials, 26, 5474, 10.1016/j.biomaterials.2005.02.002 Hutmacher, 2004, Scaffold-based tissue engineering: rationale for computer-aided design and solid free-form fabrication systems, Trends Biotechnol, 22, 354, 10.1016/j.tibtech.2004.05.005 Chua, 2003, Development of a tissue engineering scaffold structure library for rapid prototyping. Part 1: Investigation and classification, Int J Adv Manuf Technol, 21, 291, 10.1007/s001700300034 Chua, 2003, Development of a tissue engineering scaffold structure library for rapid prototyping. Part 2: Parametric library and assembly program, Int J Adv Manuf Technol, 21, 302, 10.1007/s001700300035 Naing, 2005, Fabrication of customised scaffolds using computer-aided design and rapid prototyping techniques, Rapid Prototyping J, 11, 249, 10.1108/13552540510612938 Cheah, 2004, Automatic algorithm for generating complex polyhedral scaffold structures for tissue engineering, Tissue Eng, 10, 595, 10.1089/107632704323061951 Engelberg, 1991, Physico-mechanical properties of degradable polymers used in medical applications: a comparative study, Biomaterials, 12, 292, 10.1016/0142-9612(91)90037-B Hakkarainen, 2002, Heterogeneous biodegradation of polycaprolactone – low molecular weight products and surface changes, Macromol Chem Phys, 203, 1357, 10.1002/1521-3935(200207)203:10/11<1357::AID-MACP1357>3.0.CO;2-R Ciapetti, 2003, Osteoblast growth and function in porous poly-ε-caprolactone matrices for bone repair: a preliminary study, Biomaterials, 24, 3815, 10.1016/S0142-9612(03)00263-1 Ang, 2007, Compressive properties and degradability of poly(ε-caprolatone)/hydroxyapatite composites under accelerated hydrolytic degradation, J Biomed Mater Res, 80A, 655, 10.1002/jbm.a.30996 Sudarmadji N, et al. Compact adaptation device for selective laser sintering of tissue engineering scaffolds. In: The 7th International Conference on Materials Processing for Properties and Performance, Singapore; 2008. Wiria, 2010, Selective laser sintering adaptation tools for cost effective fabrication of biomedical prototypes, Rapid Prototyping J, 16, 90, 10.1108/13552541011025816 Tan, 2005, Selective laser sintering of biocompatible polymers for applications in tissue engineering, Bio-Med Mater Eng, 15, 113 ASTM International. ASTM D 1621-04a, Standard Test Method for Compressive Properties of Rigid Cellular Plastics. West Conshohocken, PA: ASTM International. Leong, 2006, Building porous biopolymeric microstructures for controlled drug delivery devices using selective laser sintering, Int J Adv Manuf Technol, 31, 483, 10.1007/s00170-005-0217-4 Hull, 1996 Madsen, 2003, Physical and mechanical properties of unidirectional plant fibre composites – an evaluation of the influence of porosity, Compos Sci Technol, 63, 1265, 10.1016/S0266-3538(03)00097-6 Madsen, 2009, Plant fibre composites – porosity and stiffness, Compos Sci Technol, 69, 1057, 10.1016/j.compscitech.2009.01.016 Wang, 2004, Synthesis and evaluation of biodegradable segmented multiblock poly(ether ester) copolymers for biomaterial applications, Polym Int, 53, 2145, 10.1002/pi.1645 Gibson, 1997, 510 Woesz, 2004, Cellular solids beyond the apparent density – an experimental assessment of mechanical properties, Adv Eng Mater, 6, 134, 10.1002/adem.200300529 Zhou, 2008, Selective laser sintering of porous tissue engineering scaffolds from poly(l-lactide)/carbonated hydroxyapatite nanocomposite microspheres, J Mater Sci: Mater Med, 19, 2535, 10.1007/s10856-007-3089-3 Misch, 1999, Mechanical properties of trabecular bone in the human mandible: implications for dental implant treatment planning and surgical placement, J Oral Maxillofac Surg, 57, 700, 10.1016/S0278-2391(99)90437-8 Chua CK, et al. Process flow for designing functionally graded tissue engineering scaffolds. In: 4th International Conference on Advanced Research in Virtual and Rapid Prototyping, Leiria, Portugal. London, UK: Taylor & Francis Group; 2009. p. 45–9.