Souza MA, Bischoff KF, Ricci R, Bischoff LF, Reuter E, Gomes NS, Hofstetter MG, dos Santos EW, Weissheimer T, Só MVR, da Rosa RA, de Figueiredo JAP, Palhano HS, Bello YD. Glycolic acid and ultrasonic activation: Effects on smear layer removal, dentin penetration, dentin structure and bond strength of the root dentin filling material. J Clin Exp Dent. 2024;16(10):e1269-77.

 

doi:10.4317/jced.61215

https://doi.org/10.4317/jced.61215

_____

 

References

1. Violich DR, Chandler NP. The smear layer in endodontics - a review. Int Endod J 2010;43:2-15.
https://doi.org/10.1111/j.1365-2591.2009.01627.x

 

2. Gulabivala K, Patel B, Evans G, Ng YL. Effects of mechanical and chemical procedures on root canal surfaces. Endod Topics 2005;10:103-22.
https://doi.org/10.1111/j.1601-1546.2005.00133.x

 

3. Kuçi A, Alaçam T, Yavasx O, et al. Sealer penetration into dentinal tubules in the presence or absence of smear layer: a confocal laser scanning microscopic study. J Endod 2014;40:1627-31.
https://doi.org/10.1016/j.joen.2014.03.019

 

4. Shahravan A, Haghdoost AA, Adl A, Rahimi H, Shadifar F. Effect of smear layer on sealing ability of canal obturation: a systematic review and meta-analysis. J Endod 2007; 33: 96-105.
https://doi.org/10.1016/j.joen.2006.10.007

 

5. Freire LG, Iglecias EF, Cunha RS, Santos M, Gavini G. Microcomputed tomographic evaluation of hard tissue debris removal after different irrigation methods and its influence on the filling of curved canals. J Endod 2015;41:1660-6.
https://doi.org/10.1016/j.joen.2015.05.001

 

6. Wagner MH, Da Rosa RA, De Figueiredo JA, Duarte MA, Pereira JR, Só MV. Final irrigation protocols may affect intraradicular dentin ultrastructure. Clin Oral Investig 2017; 21: 2173-2182.
https://doi.org/10.1007/s00784-016-2006-x

 

7. Uzunoglu E, Aktemur S, Uyanik MO, Durmaz C, Nagas E. Effect of ethylenediaminetetraacetic acid on root fracture with respect to concentration at different time exposures. J Endod 2012; 38: 1110-1113.
https://doi.org/10.1016/j.joen.2012.04.026

 

8. Dai L, Khechen K, Khan S, Gillen B, Loushine BA, Wimmer CE, et al. The effect of QMix, an experimental antibacterial root canal irrigant, on removal of canal wall smear layer and debris. J Endod 2011; 37: 80-84.
https://doi.org/10.1016/j.joen.2010.10.004

 

9. Kuruvilla A, Jaganath BM, Krishnegowda SC, Ramachandra PK, Johns DA, Abraham A. A comparative evaluation of smear layer removal by using edta, etidronic acid, and maleic acid as root canal irrigants: An in vitro scanning electron microscopic study. J Conserv Dent 2015; 18: 247-251.
https://doi.org/10.4103/0972-0707.157266

 

10. Bello YD, Porsch HF, Farina AP, Souza MA, Silva EJNL, Bedran-Russo AK, Cecchin D. Glycolic acid as the final irrigant in endodontics: Mechanical and cytotoxic effects. Mater Sci Eng C Mater Biol Appl 2019; 100: 323-329.
https://doi.org/10.1016/j.msec.2019.03.016

 

11. Segura JJ, Calvo JR, Guerrero JM, Sampedro C, Jimenez A, Llamas R. The disodium salt of EDTA inhibits the binding of vasoactive intestinal peptide to macrophage membranes: endodontic implications. J Endod 1996; 22: 337-340.
https://doi.org/10.1016/S0099-2399(96)80213-5

 

12. Kataoka M, Sasaki M, Hidalgo ARG, Michiko N, Shimizu S. Glycolic acid production using ethylene glycoloxidizing microorganisms. Biosci Biotechnol Biochem 2001; 65: 2265-2270.
https://doi.org/10.1271/bbb.65.2265

 

13. Cecchin D, Farina AP, Vidal CMP, Bedran-Russo AK. A novel enamel and dentin etching protocol using α-hydroxy glycolic acid: surface property, etching pattern, and bond strength studies. Oper Dent 2018; 43:101-110.
https://doi.org/10.2341/16-136-L

 

14. Souza MA, Ricci R, Bischoff KF, Reuter E, Ferreira ER, Dallepiane FG, Quevedo LM, Pereira LHB, Bischoff LF, Hofstetter MG, Brammer MP, Bernardes NM, Bervian J. Effectiveness of ultrasonic activation over glycolic acid on microhardness, cohesive strength, flexural strength, and fracture resistance of the root dentin. Clin Oral Investig 2023; 27: 1659-1664.
https://doi.org/10.1007/s00784-022-04792-4

 

15. Verhaagen B, Boutsioukis C, Van der Sluis L, Versluis M. Acoustic streaming induced by an ultrasonically oscillating endodontic file. J Acoust Soc Am 2014;135:1717-1730.
https://doi.org/10.1121/1.4868397

 

16. Schmidt TF, Teixeira CS, Felippe MC, et al. Effect of ultrasonic activation of irrigants on smear layer removal. J Endod 2015; 41: 1359-1363
https://doi.org/10.1016/j.joen.2015.03.023

 

17. Gambarini G, Laszkiewicz J. A scanning electron microscopic study of debris and smear layer remaining following use of GT rotary instruments. Int Endod J 2002; 35: 422-427.
https://doi.org/10.1046/j.1365-2591.2002.00495.x

 

18. Bello YD, Farina AP, Souza MA, Cecchin D. Glycolic acid: Characterization of a new final irrigant and effects on flexural strength and structural integrity of dentin. Mater Sci Eng C Mater Biol Appl 2020; 106: 110283.
https://doi.org/10.1016/j.msec.2019.110283

 

19. Çalt S, Serper A. Time-dependent effects of EDTA on dentin structures. J Endod 2002; 28: 17-19.
https://doi.org/10.1097/00004770-200201000-00004

 

20. Gu Y, Perinpanayagam H, Kum DJ, Yoo YJ, Jeong JS, Lim SM, Chang SW, Baek SH, Zhu Q, Kum KY. Effect of Different Agitation Techniques on the Penetration of Irrigant and Sealer into Dentinal Tubules. Photomed Laser Surg 2017; 35: 71-77.
https://doi.org/10.1089/pho.2016.4125

 

21. Souza MA, Hoffmann IP, Menchik VHS, Zandoná J, Dias CT, Palhano HS, Bertol CD, Rossato-Grando LG. Influence of ultrasonic activation using different final irrigants on antimicrobial activity, smear layer removal and bond strength of filling material. Aust Endod J 2019; 45: 209-215.
https://doi.org/10.1111/aej.12310

 

22. Souza MA, Pazinatto B, Bischoff KF, Palhano HS, Cecchin D, de Figueiredo JAP. Influence of ultrasonic activation over final irrigants in the removal of photosensitizer from root canal walls after photodynamic therapy. Photodiagnosis Photodyn Ther 2017;17: 216-220.
https://doi.org/10.1016/j.pdpdt.2016.12.011

 

23. Dias KC, Soares CJ, Steier L et al. Influence of drying protocol with isopropyl alcohol on the bond strength of resin-based sealers to the root dentin. J Endod 2014; 40: 1454-1458.
https://doi.org/10.1016/j.joen.2014.02.021

 

24. Akcay M, Arslan H, Mese M, Durmus N, Capar ID. Effect of photon-initiated photoacoustic streaming, passive ultrasonic, and sonic irrigation techniques on dentinal tubule penetration of irrigation solution: a confocal microscopic study. Clin Oral Investig 2017; 21: 2205-2212.
https://doi.org/10.1007/s00784-016-2013-y

 

25. Keskin NB, Bozkurt DA, İnce Yusufoğlu S. Evaluation of dentinal tubule penetration of Irritrol and chlorhexidine irrigating solutions activated using EDDY and photon-initiated photoacoustic streaming. Photodiagnosis Photodyn Ther 2022; 39: 102925.
https://doi.org/10.1016/j.pdpdt.2022.102925

 

26. Ribeiro EM, Silva-Sousa YT, Souza-Gabriel AE, Sousa-Neto MD, Lorencetti KT, Silva SR. Debris and smear removal in flattened root canals after use of different irrigant agitation protocols. Microsc Res Tech 2012; 75: 781-790.
https://doi.org/10.1002/jemt.21125

 

27. Jensen SA, Walker TL, Hutter JW, Nicoll BK. Comparison of the cleaning efficacy of passive sonic activation and passive ultrasonic activation after hand instrumentation in molar root canals. J Endod 1999;25:735-738.
https://doi.org/10.1016/S0099-2399(99)80120-4

 

28. Ran S, Wang J, Jiang W, Zhu C, Liang J. Assessment of dentinal tubule invasion capacity of Enterococcus faecalis under stress conditions ex vivo. Int Endod J 2015; 48: 362-372.
https://doi.org/10.1111/iej.12322

 

29. Souza MA, Palhano HS, Macci D, Broch GM, Tissiani L, Rauber BF, Cecchin D, Bervian J, de Almeida Gomes BPF, Gabrielli ES. Influence of ultrasonic activation on antimicrobial activity of a new final irrigant containing glycolic acid: An in vitro study. Aust Endod J 2021; 47: 531-537.
https://doi.org/10.1111/aej.12517

 

30. Morris MD, Lee KW, Agee KA, et al. Effects of sodium hypochlorite and RC-prep on bond strengths of resin cement to endodontic surfaces. J Endod 2001; 27: 753-757.
https://doi.org/10.1097/00004770-200112000-00010

 

31. Ackay M, Arslan H, Mese M, Sahin NN. The effect of photon-initiated photoacoustic streaming, ultrasonically and sonically irrigation techniques on the push-out bond strength of a resin sealer to the root dentin. Clin Oral Investig 2015; 19: 1055-1061.
https://doi.org/10.1007/s00784-014-1332-0

 

32. Akyus EkiM SN, Erdemir A. Effect of different irrigant activation protocols on push-out bond strength. Lasers Med Sci 2015; 30: 2143-2149.
https://doi.org/10.1007/s10103-015-1772-z

 

33. Silva EJ, Carvalho NK, Prado MC, Zanon M, Senna PM, Souza EM, De- Deus G. Push-out bond strength of injectable pozzolan-based root canal sealer. J Endod 2016; 42: 1656-1659.
https://doi.org/10.1016/j.joen.2016.08.009

 

34. Pisani-Proenca J, Erhardt MC, Amaral R, Valandro LF, Bottino MA, Del Castillo- Salmeron R. Influence of different surface conditioning protocols on microtensile bond strength of self-adhesive resin cements to dentin. J Prosthet Dent 2011; 105: 227-235.
https://doi.org/10.1016/S0022-3913(11)60037-1