A simple model for enamel fracture from margin cracks

Acta Biomaterialia

Volumn 5, Issue 5, 2009, Pages 1663-1667

  Chai, Herzl ^a   Lee, James J W ^b   Kwon, Jae Young ^c   Lucas, Peter W ^d   Lawn, Brian R ^b  

^a TEL AVIV UNIVERSITY   (Israel)

^b NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY   (United States)

^c Changwon National University   (South Korea)

^d GEORGE WASHINGTON UNIVERSITY   (United States)

Author keywords

Channel cracks; Dental enamel; Fracture modes; Margin cracks; Occlusal loading

Indexed keywords

BIOLOGY; ENAMELS; FRACTURE; FRACTURE MECHANICS; FRACTURE TESTING; VIDEO CAMERAS;

CHANNEL CRACK; DENTAL ENAMELS; EPOXY; FRACTURE MODE; HUMAN MOLAR TEETH; IN-SITU OBSERVATIONS; INDENTERS; MARGIN CRACK; OCCLUSAL LOADING; SIMPLE MODELING;

CRACKS;

ADULT; ARTICLE; BIOMECHANICS; DENTIN; DISEASE MODEL; ENAMEL; HUMAN; HUMAN TISSUE; MECHANICAL STRESS; PRIORITY JOURNAL; TOOTH FRACTURE;

EID: 67349286023     PISSN: 17427061     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.actbio.2008.11.007     Document Type: Article

References (23)

1. Martin L. Significance of enamel thickness in hominoid evolution. Nature 314 (1985) 260-263
2. Lucas P.W. Dental functional morphology: how teeth work (2004), Cambridge University Press, Cambridge, UK
3. He L., and Swain M.V. Contact induced deformation of enamel. Appl Phys Lett 90 (2007) 171916
4. He L.H., and Swain M.V. A 'metallic-like' deformable biocomposite. J Dent 35 (2007) 431-437
5. Lawn B.R., Bhowmick S., Bush M.B., Qasim T., Rekow E.D., and Zhang Y. Failure modes in ceramic-based layer structures: A basis for materials design of dental crowns. J Am Ceram Soc 90 (2007) 1671-1683
6. Rekow D., and Thompson V.P. Engineering long-term clinical success of advanced ceramic prostheses. J Mater Sci: Mater Med 18 (2007) 47-56
7. He L.H., and Swain M.V. Understanding the mechanical behavior of human enamel from its structural and compositional characteristics. J Mech Behav Biomed Mater 1 (2008) 18-29
8. Lucas P.W., Constantino P.J., Wood B.A., and Lawn B.R. Dental enamel as a dietary indicator in mammals. BioEssays 30 (2008) 374-385
9. Sognnaes R.F. The organic elements of enamel. II. The organic framework of the internal part of the enamel, with special regard to the organic basis for the so-called tufts and Schreger bands. J Dent Res 28 (1949) 549-557
10. Osborn J.W. The 3-dimensional morphology of the tufts in human enamel. Acta Anat (1969) 481-495
11. Qasim T., Ford C., Bush M.B., Hu X., Malament K.A., and Lawn B.R. Margin failures in brittle dome structures: relevance to failure of dental crowns. J Biomed Mater Res 80B (2007) 78-85
12. Kim J.-W., Bhowmick S., Chai H., and Lawn B.R. Role of substrate material in failure of crown-like layer structures. J Biomed Mater Res 81B (2007) 305-311
13. Ford C., Qasim T., Bush M.B., Hu X., and Lawn B.R. Margin failures in crown-like brittle structures: off-axis loading. J Biomed Mater Res 85B (2008) 23-28
14. Popowics T.E., Rensberger J.M., and Herring S.W. The fracture behavior of human and pig molar cusps. Arch Oral Biol 46 (2001) 1-12
15. Popowics T.E., Rensberger J.M., and Herring S.W. Enamel microstructure and microstrain in the fracture of human and pig molar cusps. Arch Oral Biol 49 (2004) 595-605
16. Lee JJ-W, Kwon J-Y, Chai H, Lucas PW, Thompson VP, Lawn BR. Fracture Modes in Human Teeth. J Dent Res, in press.
17. Whitton A., Qasim T., Ford C., Hu X.Z., and Bush M.B. The role of skirt geometry of dental crowns on the mechanics of failure: experimental and numerical study. Med Eng Phys 30 (2008) 661-668
18. Beuth J.L. Cracking of thin bonded films in residual tension. Int J Solids Struct 29 (1992) 1657-1675
19. Xu H.H.K., Smith D.T., Jahanmir S., Romberg E., Kelly J.R., and Thompson V.P. Indentation damage and mechanical properties of human enamel and dentin. J Dent Res 77 (1998) 472-480
20. Qasim T., Bush M.B., Hu X., and Lawn B.R. Contact damage in brittle coating layers: influence of surface curvature. J Biomed Mater Res 73B (2005) 179-185
21. Cuy J.L., Mann A.B., Livi K.J., Teaford M.F., and Weihs T.P. Nanoindentation mapping of the mechanical properties of human molar tooth enamel. Arch Oral Biol 7 (2002) 281-291
22. Rudas M., Qasim T., Bush M.B., and Lawn B.R. Failure of curved brittle layer systems from radial cracking in concentrated loading. J Mater Res 20 (2005) 2812-2819
23. Lawn B.R., Lee J.J.-W., Constantino P.J., and Lucas P.W. Predicting failure in mammalian enamel. J Mech Behav Biomed Mater 2 (2009) 33-42