Journal of Prosthetic Dentistry
Volume 87, Issue 1 , Pages 30-39 , January 2002

Defects in hexed gold prosthetic screws: A metallographic and tensile analysis

References 

  1. Zarb GA, Schmitt A. The longitudinal clinical effectiveness of osseointegrated dental implant: the Toronto study. Part III: Problems and complications encountered. J Prosthet Dent. 1990;64:185–194
  2. Naert I, Quirynen M, vanSteenberghe D, Darius P. A study of 589 consecutive implants supporting complete fixed prostheses. Part II: Prosthetic aspects. J Prosthet Dent. 1992;68:949–956
  3. Sones AD. Complications with osseointegrated implants. J Prosthet Dent. 1989;62:581–585
  4. Gunne J, Jemt T, Linden B. Implant treatment in partially edentulous patients: a report on prostheses after 3 years. Int J Prosthodont. 1994;7:143–148
  5. Eckert SE, Wollan PC. Retrospective review of 1170 endosseous implants placed in partially edentulous jaws. J Prosthet Dent. 1998;79:415–421
  6. Binon P, Sutter F, Beaty K, Brunski J, Gulbransen H, Weiner R. The role of screws in implant systems. Int J Oral Maxillofac Implants. 1994;(9Suppl):48–63
  7. Rangert B, Eng M, Jemt T, Jorneus L. Forces and moments on Brånemark implants. Int J Oral Maxillofac Implants. 1989;4:241–247
  8. Goodacre CJ, Kan JY, Rungcharassaeng K. Clinical complications of osseointegrated implants. J Prosthet Dent. 1999;81:537–552
  9. Jorneus L, Jemt T, Carlsson L. Load and designs of screw joints for single crowns supported by osseointegrated implants. Int J Oral Maxillofac Implants. 1992;7:353–359
  10. Jaarda MJ, Razzoog ME, Gratton DG. Comparison of “look-alike” implant prosthetic retaining screws. J Prosthodont. 1995;4:23–27
  11. Breeding LC, Dixon DL, Nelson EW, Tielge JD. Torque required to loosen single-tooth implant abutment screws before and after simulated function. Int J Prosthodont. 1993;6:435–439
  12. Patterson EA, Johns RB. Theoretical analysis of fatigue life of fixture screws in osseointegrated dental implants. Int J Oral Maxillofac Implants. 1992;7:26–33
  13. Weinberg LA, Kruger B. A comparison of implant/prosthesis loading with four clinical variables. Int J Prosthodont. 1995;8:421–433
  14. Jaarda MJ, Razzoog ME, Gratton DG. Effect of preload torque on the ultimate tensile strength of implant prosthetic retaining screws. Implant Dent. 1994;3:17–21
  15. Haack JE, Sakaguchi RL, Sun T, Coffey JP. Elongation and preload stress in dental implant abutment screws. Int J Oral Maxillofac Implants. 1995;10:529–536
  16. Colangelo VJ, Heiser FA. Analysis of metallurgical failures. In: 2nd ed. New York: John Wiley and Sons; 1987;p. 136
  17. Anusavice KJ. Phillip's science of dental materials. In: 10th ed. Philadelphia: WB Saunders Co; 1996;p. 49–74
  18. Jaarda MJ, Razzoog ME, Gratton DG. Ultimate tensile strength of five interchangeable prosthetic retaining screws. Implant Dent. 1996;5:16–19
  19. Mills K. In: Metals handbook. 9th ed. Metallography and microstructure. Vol. 9:Materials Park (OH): American Society for Metals; 1985;p. 30
  20. Chandler H. Metallurgy for the non-metallurgist. In: Materials Park (OH): American Society for Metals International; 1998;p. 254
  21. Henkel D, Pense AW. Structure and properties of engineering materials. In: 5th ed. Boston: McGraw Hill; 1977;p. 101–103 44-57
  22. Aligizaki KK, Tittmann BR, Gordon GA. Comparison between optical microscopy and scanning acoustic microscopy for detecting flaws in concrete. Experimental Techniques. 1994;18:24–28
  23. Khuri-Yakub BT. Scanning acoustic microscopy. Ultrasonics. 1993;31:361–372
  24. Dalton WK. The technology of metallurgy. In: Hampshire: Macmillan Publishing Co; 1994;p. 254–272

☆ This research was supported by a 1999 Tylman Research grant and received the second-place Tylman competition award at the American Academy of Fixed Prosthodontics 50th Annual Scientific Session in Chicago, Ill., February 2001. An abstract (#1237) of the research also was presented at the 30th Annual Meeting of the American Association for Dental Research in Chicago, Ill., March 2001.

☆☆ aPrivate practice, Bombay, India.

★ bAssociate Professor and Director, Graduate Prosthodontics, School of Dentistry.

★★ cProfessor, Mechanical and Industrial Engineering, College of Engineering.

♢ dAssociate Professor (retired), Division of Dental Biomaterials, School of Dentistry.

♢♢ Reprint requests to: Dr William W. Nagy, Marquette University School of Dentistry 334, PO Box 1881, Milwaukee, WI 53201-1881, Fax: (414)288-6516, E-mail: william.nagy@marquette.edu

PII: S0022-3913(02)76992-8

doi: 10.1067/mpr.2002.121165

Journal of Prosthetic Dentistry
Volume 87, Issue 1 , Pages 30-39 , January 2002

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