Consistency of Apex Locator Function: A Clinical Study

Journal of Endodontics

Volumn 35, Issue 2, 2009, Pages 179-181

  ElAyouti, Ashraf ^a   Dima, Eleftheria ^a   Ohmer, Julia ^a   Sperl, Kristina ^a   von Ohle, Christiane ^a   Löst, Claus ^a  

^a UNIVERSITY OF TÜBINGEN   (Germany)

Author keywords

Apex locators; apex locators' malfunction; clinical study; consistency; electronic working length determination; in vivo study; observation study; regression analysis; reliability; root canal treatment

Indexed keywords

ADULT; ARTICLE; ELECTRICAL EQUIPMENT; EVALUATION; FEMALE; HISTOLOGY; HUMAN; INSTRUMENTATION; MALE; MIDDLE AGED; ODONTOMETRY; STATISTICAL MODEL; TOOTH ROOT;

ADULT; ELECTRICAL EQUIPMENT AND SUPPLIES; FEMALE; HUMANS; LOGISTIC MODELS; MALE; MIDDLE AGED; ODONTOMETRY; TOOTH APEX; YOUNG ADULT;

EID: 58249106135     PISSN: 00992399     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.joen.2008.10.017     Document Type: Article

References (24)

1. International vocabulary of basic and general terms in Metrology. Second edition (1993), International Organization of Standardization
2. ElAyouti A., and Löst C. A simple mounting model for consistent determination of the accuracy and repeatability of apex locators. Int Endod J 39 (2006) 108-112
3. Haffner C., Folwaczny M., Galler K., and Hickel R. Accuracy of electronic apex locators in comparison to actual length-an in vivo study. J Dent 33 (2005) 619-625
4. Hör D., and Attin T. The accuracy of electronic working length determination. Int Endod J 37 (2004) 125-131
5. Lucena-Martin C., Robles-Gijon V., Ferrer-Luque C.M., and de Mondelo J.M. In vitro evaluation of the accuracy of three electronic apex locators. J Endod 30 (2004) 231-233
6. Nam K.C., Kim S.C., Lee S.J., Kim Y.J., Kim N.G., and Kim D.W. Root canal length measurement in teeth with electrolyte compensation. Med Biol Eng Comput 40 (2002) 200-204
7. Gordon M.P., and Chandler N.P. Electronic apex locators. Int Endod J 37 (2004) 425-437
8. Plotino G., Grande N.M., Brigante L., Lesti B., and Somma F. Ex vivo accuracy of three electronic apex locators: Root ZX, Elements Diagnostic Unit and Apex Locator and ProPex. Int Endod J 39 (2006) 408-414
9. Tselnik M., Baumgartner J.C., and Marshall J.G. An evaluation of root ZX and elements diagnostic apex locators. J Endod 31 (2005) 507-509
10. Wrbas K.T., Ziegler A.A., Altenburger M.J., and Schirrmeister J.F. In vivo comparison of working length determination with two electronic apex locators. Int Endod J 40 (2007) 133-138
11. Ricucci D. Apical limit of root canal instrumentation and obturation, part 1. Literature review. Int Endod J 31 (1998) 384-393
12. Wu M.K., Wesselink P.R., and Walton R.E. Apical terminus location of root canal treatment procedures. Oral Surg Oral Med Oral Pathol Oral Radiol Endod 89 (2000) 99-103
13. Kim E., and Lee S.J. Electronic apex locator. Dent Clin North Am 48 (2004) 35-54
14. Krajczar K., Marada G., Gyulai G., and Toth V. Comparison of radiographic and electronical working length determination on palatal and mesio-buccal root canals of extracted upper molars. Oral Surg Oral Med Oral Pathol Oral Radiol Endod 106 (2008) 90-93
15. Stein T.J., and Corcoran J.F. Radiographic "working length" revisited. Oral Surg Oral Med Oral Pathol 74 (1992) 796-800
16. Ebrahim A.K., Wadachi R., and Suda H. Accuracy of three different electronic apex locators in detecting simulated horizontal and vertical root fractures. Aust Endod J 32 (2006) 64-69
17. Azabal M., Garcia-Otero D., and de la Macorra J.C. Accuracy of the Justy II Apex locator in determining working length in simulated horizontal and vertical fractures. Int Endod J 37 (2004) 174-177
18. ElAyouti A., Weiger R., and Löst C. The ability of root ZX apex locator to reduce the frequency of overestimated radiographic working length. J Endod 28 (2002) 116-119
19. Briseno-Marroquin B., Frajlich S., Goldberg F., and Willershausen B. Influence of instrument size on the accuracy of different apex locators: an in vitro study. J Endod 34 (2008) 698-702
20. Venturi M., and Breschi L. A comparison between two electronic apex locators: an ex vivo investigation. Int Endod J 40 (2007) 362-373
21. Smith C.S., Setchell D.J., and Harty F.J. Factors influencing the success of conventional root canal therapy-a five-year retrospective study. Int Endod J 26 (1993) 321-333
22. Sjögren U., Hägglund B., Sundqvist G., and Wing K. Factors affecting the long-term results of endodontic treatment. J Endod 16 (1990) 498-504
23. Smadi L. Comparison between two methods of working length determination and its effect on radiographic extent of root canal filling: a clinical study. BMC Oral Health 6 (2006) 4
24. Dummer P.M., McGinn J.H., and Rees D.G. The position and topography of the apical canal constriction and apical foramen. Int Endod J 17 (1984) 192-198