Effect of internal stress on cyclic fatigue failure in .06 taper ProFile |
Jung, Hye-Rim
(Department of Conservative Dentistry, Gangneung-Wonju National University School of Dentistry)
Kim, Jin-Woo (Department of Conservative Dentistry, Gangneung-Wonju National University School of Dentistry) Cho, Kyung-Mo (Department of Conservative Dentistry, Gangneung-Wonju National University School of Dentistry) Park, Se-Hee (Department of Conservative Dentistry, Gangneung-Wonju National University School of Dentistry) |
1 | Kim TO, Lee CJ, Kim BM, Park JK, Hur B, Kim HC. Stress distribution of three NiTi rotary files under bending and tortional conditions using 3-dimensional finite element analysis. J Korean Acad Cons Dent 2008;33:323-331. |
2 | Camps JJ, Pertot WJ. Machining efficiency of nickel-titanium K-type files in a linear motion. Int Endod J 1995;28:279-284. |
3 | Berutti E, Chiandussi G, Gaviglio I, Ibba A. Comparative analysis of torsional and bending stresses in two mathematical models of nickel-titanium rotary instruments: ProTaper versus ProFile. J Endod 2003;29:15-19. |
4 | Walia HM, Brantley WA, Gerstein H. An initial investigation of bending and torsional properties of Nitinol root canal files. J Endod 1988;14:346-351. |
5 | Ayar LR, Love RM. Shaping ability of ProFile and K3 rotary Ni-Ti instruments when used in a variable tip sequence in simulated curved root canals. Int Endod J 2004;37:593-601. |
6 | Al-Sudani D, Al-Shahrani S. A comparison of the canal centering ability of ProFile, K3 and RaCe Nickel Titanium rotary systems. J Endod 2006;32:1198-1201. |
7 | Canalda-Sahli C, Brau-Aguadé E, Berástegui-Jimeno E. A comparison of bending and torsional properties of Kfiles manufactured with different metallic alloys. Int Endod J 1996;29:185-189. |
8 | Haapasalo M, Udnaes T, Endal U. Persistent, recurrent, and acquired infection of the root canal system posttreatment. Endod Topics 2003;6:29-56. |
9 | Parashos P, Messer HH. Rotary NiTi instrument fracture and its consequences. J Endod 2006;32:1031-1043. |
10 | Sattapan B, Nervo GJ, Palamara JE, Messer HH. Defects in rotary nickel-titanium files after clinical use. J Endod 2000;26:161-165. |
11 | Bahia MG, Martins RC, Gonzalez BM, Buono VT. Physical and mechanical characterization and the influence of cyclic loading on the behaviour of nickel-titanium wires employed in the manufacture of rotary endodontic instruments. Int Endod J 2005;38:795-801. |
12 | Yared G, Kulkarni GK, Ghossayn F. An in vitro study of the torsional properties of new and used K3 instruments. Int Endod J 2003;36:764-769. |
13 | Lee JK, Kim ES, Kang MW, Kum KY. The effect of surface defects on the cyclic fatigue fracture of HEROShaper Ni-Ti rotary files in a dynamic model: a fractographic analysis. J Korean Acad Cons Dent 2007;32:130-137. |
14 | Yared GM, Dagher FE, Machtou P, Kulkarni GK. Influence of rotational speed, torque and operator proficiency on failure of Greater Taper files. Int Endod J 2002;35:7-12. |
15 | Yared GM, Bou Dagher FE, Machtou P. Influence of rotational speed, torque and operator's proficiency on ProFile failures. Int Endod J 2001;34:47-53. |
16 | Ullmann CJ, Peters OA. Effect of cyclic fatigue on static fracture loads in ProTaper nickel-titanium rotary instruments. J Endod 2005;31:183-186. |
17 | Peters OA. Current challenges and concepts in the preparation of root canal systems: a review. J Endod 2004; 30:559-567. |
18 | Parashos P, Gordon I, Messer HH. Factors influencing defects of rotary nickel-titanium endodontic instruments after clinical use. J Endod 2004;30:722-725. |
19 | Park SH, Seo HW, Hong CU. An evaluation of rotational stability in endodontic electronic motors. J Korean Acad Cons Dent 2010;35:246-256. |
20 | Berutti E, Negro AR, Lendini M, Pasqualini D. Influence of manual preflaring and torque on the failure rate of ProTaper rotary instruments. J Endod 2004;30:228-230. |
21 | Li UM, Lee BS, Shih CT, Lan WH, Lin CP. Cyclic fatigue of endodontic nickel titanium rotary instruments: static and dynamic tests. J Endod 2002;28:448-451. |
22 | Schneider SW. A comparison of canal preparations in straight and curved root canals. Oral Surg Oral Med Oral Pathol 1971;32:271-275. |
23 | Plotino G, Grande NM, Cordaro M, Testarelli L, Gambarini G. A review of cyclic fatigue testing of nickel-titanium rotary instruments. J Endod 2009;35:1469-1476. |