Weakening of dentin from cracks resulting from laser irradiation

Dental Materials

Volumn 25, Issue 4, 2009, Pages 520-525

  Staninec, Michal ^a   Meshkin, Neda ^a   Manesh, Saman K ^c   Ritchie, R O ^b   Fried, Daniel ^a  

^a UNIVERSITY OF CALIFORNIA   (United States)

^b University of California Berkeley   (United States)

^c NONE

Author keywords

Cracking; Dentin; Four point bend; Laser; Mechanical properties

Indexed keywords

BENDING STRENGTH; COOLING WATER; CRACKS; DENTISTRY; ERBIUM; FRACTURE; LASER BEAM EFFECTS; LOAD TESTING; MECHANICAL PROPERTIES; MECHANICAL TESTING; Q SWITCHING; STRENGTH OF MATERIALS;

CATASTROPHIC FRACTURES; CLINICAL FAILURES; CRACKING; DENTIN; DISPLACEMENT RATES; FOUR-POINT BEND; HUMAN MOLAR TOOTH; INITIATION SITES; IRRADIATED AREAS; LASER; LASER CONDITIONS; LASER IRRADIATIONS; MECHANICAL STRESS; MECHANICAL TESTING MACHINES; Q-SWITCHED; SURFACE CRACKINGS; SURFACE CRACKS; TOOTH STRUCTURES; WATER COOLING; YAG LASERS;

LASERS;

WATER;

ARTICLE; DENTAL CARE; DENTAL SURGERY; DENTIN; HUMAN; INJURY; METHODOLOGY; PLIABILITY; SOLID STATE LASER; TOOTH FRACTURE;

CRACKED TOOTH SYNDROME; DENTAL CAVITY PREPARATION; DENTAL STRESS ANALYSIS; DENTIN; HUMANS; LASERS, SOLID-STATE; PLIABILITY; WATER;

EID: 60449115822     PISSN: 01095641     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.dental.2008.10.004     Document Type: Article

References (23)

1. Bader J.D., Martin J.A., and Shugars D.A. Preliminary estimates of the incidence and consequences of tooth fracture. J Am Dent Assoc 126 (1995) 1650-1654
2. Caron G.A., Murchison D.F., Cohen R.B., and Broome J.C. Resistance to fracture of teeth with various preparations for amalgam. J Dent 24 (1996) 407-410
3. Kuroe T., Caputo A.A., Ohata N., and Itoh H. Biomechanical effects of cervical lesions and restoration on periodontally compromised teeth. Quintessence Int 32 (2001) 111-118
4. Kuroe T., Itoh H., Caputo A.A., and Konuma M. Biomechanics of cervical tooth structure lesions and their restoration. Quintessence Int 31 (2000) 267-274
5. Couegnat G., Fok S.L., Cooper J.E., and Qualtrough A.J. Structural optimization of dental restorations using the principle of adaptive growth. Dent Mater 22 (2006) 3-12
6. Dela Rosa A., Sarma A.V., Le C.Q., Jones R.S., and Fried D. Peripheral thermal and mechanical damage to dentin with microsecond and sub-microsecond 9.6 microm, 2.79 microm, and 0.355 microm laser pulses. Lasers Surg Med 35 (2004) 214-228
7. White J.M., Goodis H.E., Marshall S.J., and Marshall G.W. Sterilization of teeth by gamma radiation. J Dent Res 73 (1994) 1560-1567
8. Staninec M., Gardner A.K., Le C.Q., Sarma A.V., and Fried D. Adhesion of composite to enamel and dentin surfaces irradiated by ir laser pulses of 0.5-35 micros duration. J Biomed Mater Res B: Appl Biomater 79 (2006) 193-201
9. Motamedi M., and Rastegar S. Thermal stress distribution in laser irradiated hard dental tissue: implications for dental applications. Laser-tissue interaction III. SPIE 1646 (1992) 316-321
10. Vogel A., and Venugopalan V. Mechanisms of pulsed laser ablation of biological tissues. Chem Rev 103 (2003) 577-644
11. Jacques S.L. Role of tissue optics and pulse duration on tissue effects during high-power laser irradiation. Appl Opt 32 (1993) 2447-2453
12. Lost C., Irion K.M., John C., and Nussle W. Two-dimensional distribution of sound velocity in ground sections of dentin. Endod Dent Traumatol 8 (1992) 215-218
13. Zuerlein MJ. Interactions of IR lasers with dental hard tissues at clinically relevant wavelengths. PhD Thesis. Graduate Group Bioengineering. University of California, San Francisco; 1999.
14. 2 laser ablation of enamel. Opt Express 16 (2008) 2685-2693
15. Le C.Q., Staninec M., and Fried D. The influence of pulse duration on the bond strength of dentin to composite after Er:Yag laser irradiation. Proceedings of the SPIE, Lasers in Dentistry XI, vol. 5687. San Jose, CA (2005) 151-156
16. Imbeni V., Nalla R.K., Bosi C., Kinney J.H., and Ritchie R.O. In vitro fracture toughness of human dentin. J Biomed Mater Res A 66 (2003) 1-9
17. Burke F.J. Tooth fracture in vivo and in vitro. J Dent 20 (1992) 131-139
18. Heft M.W., Gilbert G.H., Dolan T.A., and Foerster U. Restoration fractures, cusp fractures and root fragments in a diverse sample of adults: 24-month incidence. J Am Dent Assoc 131 (2000) 1459-1464
19. Jagadish S, Yogesh BG. Fracture resistance of teeth with class 2 silver amalgam, posterior composite, and glass cermet restorations [published erratum appears in oper dent 1990 November-December, 15(6), 234]. Oper Dent; 1990, 15: 42-7.
20. Johnson E.W., Castaldi C.R., Gau D.J., and Wysocki G.P. Stress pattern variations in operatively prepared human teeth, studied by three-dimensional photoelasticity. J Dent Res 47 (1968) 548-558
21. Kahler B., Kotousov A., and Melkoumian N. On material choice and fracture susceptibility of restored teeth: an asymptotic stress analysis approach. Dent Mater 22 (2006) 1109-1114
22. Sehy C., and Drummond J.L. Micro-cracking of tooth structure. Am J Dent 17 (2004) 378-380
23. Sheth K.K., Staninec M., Sarma A.V., and Fried D. Selective targeting of protein, water, and mineral in dentin using UV and IR pulse lasers: the effect on the bond strength to composite restorative materials. Lasers Surg Med 35 (2004) 245-253