Finite element modeling as a tool for predicting the fracture behavior of robocast scaffolds

Acta Biomaterialia

Volumn 4, Issue 6, 2008, Pages 1715-1724

  Miranda, Pedro ^a   Pajares, Antonia ^a   Guiberteau, Fernando ^a  

^a UNIVERSITY OF EXTREMADURA   (Spain)

Author keywords

Finite element analysis; Fracture modes; Robocasting; Scaffolds; Strength

Indexed keywords

BEARINGS (MACHINE PARTS); CALCIUM PHOSPHATE; COMPRESSION TESTING; FORECASTING; FRACTURE; FRACTURE MECHANICS; HYDROXYAPATITE; SCAFFOLDS;

COMPLEX SCAFFOLDS; FINITE ELEMENT ANALYSE; FRACTURE BEHAVIOR; FRACTURE MODE; LOAD-BEARING; MECHANICAL BEHAVIOR; ROBOCASTING; SCAFFOLD STRUCTURES; STRENGTH; STRESS FIELD;

FINITE ELEMENT METHOD;

CALCIUM PHOSPHATE; HYDROXYAPATITE; MOLECULAR SCAFFOLD;

ARTICLE; CALCULATION; COMPRESSION; FINITE ELEMENT ANALYSIS; IMPLANT; PHYSICAL MODEL; PREDICTION; PRIORITY JOURNAL; SHEAR RATE; TENSION;

EID: 53649102538     PISSN: 17427061     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.actbio.2008.05.020     Document Type: Article

References (18)

1. Karageorgiou V., and Kaplan D. Porosity of 3D biomaterial scaffolds and osteogenesis. Biomaterials 26 (2005) 5474-5491
2. Miranda P., Pajares A., Saiz E., Tomsia A.P., and Guiberteau F. Mechanical properties of calcium phosphate scaffolds fabricated by robocasting. J Biomed Mater Res A 85A (2008) 218-227
3. Adachi T., Osako Y., Tanaka M., Hojo M., and Hollister S.J. Framework for optimal design of porous scaffold microstructure by computational simulation of bone regeneration. Biomaterials 27 (2006) 3964-3972
4. Zhao H., Miranda P., Lawn B.R., and Hu X.Z. Cracking in ceramic/metal/polymer trilayer systems. J Mater Res 17 (2002) 1102-1111
5. Chai H., and Lawn B.R. Cracking in brittle laminates from concentrated loads. Acta Mater 50 (2002) 2613-2625
6. Miranda P., Pajares A., Guiberteau F., Deng Y., and Lawn B.R. Designing damage-resistant brittle-coating structures: I. Bilayers. Acta Mater 51 (2003) 4347-4356
7. Miranda P., Pajares A., Guiberteau F., Deng Y., Zhao H., and Lawn B.R. Designing damage-resistant brittle-coating structures: II. Trilayers. Acta Mater 51 (2003) 4357-4365
8. Hsueh C.H., Luttrell C.R., and Becher P.F. Analyses of multilayered dental ceramics subjected to biaxial flexure tests. Dent Mater 22 (2006) 460-469
9. Kim J.H., Miranda P., Kim D.K., and Lawn B.R. Effect of an adhesive interlayer on the fracture of a brittle coating on a supporting substrate. J Mater Res 18 (2003) 222-227
10. Deng Y., Miranda P., Pajares A., Guiberteau F., and Lawn B.R. Fracture of ceramic/ceramic/polymer trilayers for biomechanical applications. J Biomed Mater Res A 67A (2003) 828-833
11. Cesarano III J., Segalman J.R., and Calvert P. Robocasting provides moldless fabrication from slurry deposition. Ceram Ind 148 (1998) 94-102
12. Cesarano J, Calvert P. Freeforming objects with low-binder slurry. US Patent 6027326 (2000).
13. Smay J.E., Cesarano J., and Lewis J.A. Colloidal inks for directed assembly of 3D periodic structures. Langmuir 18 (2002) 5429-5437
14. Miranda P., Pajares A., Saiz E., Tomsia A.P., and Guiberteau F. Fracture modes under uniaxial compression in hydroxyapatite scaffolds fabricated by robocasting. J Biomed Mater Res A 83A (2007) 646-655
15. Miranda P., Saiz E., Gryn K., and Tomsia A.P. Sintering and robocasting of beta-tricalcium phosphate scaffolds for orthopaedic applications. Acta Biomater 2 (2006) 457-466
16. Grenoble D.E., Dunn K.L., Katz J.L., Gilmore R.S., and Murty K.L. Elastic properties of hard tissues and apatites. J Biomed Mater Res 6 (1972) 221-233
17. Lawn B.R. Fracture of brittle solids (1993), Cambridge University Press, Cambridge
18. Miranda P., Pajares A., Guiberteau F., Cumbrera F.L., and Lawn B.R. Role of flaw statistics in contact fracture of brittle coatings. Acta Mater 49 (2001) 3719-3726