21 December 2022: Clinical Research
Comparison of Bond Strength of Orthodontic Brackets Onto the Tooth Enamel of 120 Freshly Extracted Adult Bovine Medial Lower Incisors Using 4 Adhesives: A Resin-Modified Glass Ionomer Adhesive, a Composite Adhesive, a Liquid Composite Adhesive, and a One-Step Light-Cured Adhesive
Agata Prylińska-Czyżewska 1ABCDE , Zofia Maciejewska-Szaniec 1BEF , Aneta Olszewska 1DF , Marta Polichnowska 2D , Beniamin Oskar Grabarek 3F , Damian Dudek 4F , Dawid Sobański 3F , Agata Czajka-Jakubowska 1DE*DOI: 10.12659/MSM.938867
Med Sci Monit 2022; 28:e938867
Table 2 The results of the shear stress examination using 4 different adhesive materials bonding stainless-steel brackets to tooth enamel during 6-month observation.
| Time | T1 – 24 hours 1a,3b,4b,5b | T2 – 3 months | T3 – 6 months 3b,4b,5b | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Name of the adhesive material | M±SD | Med | Min | Max | M±SD | Med | Min | Max | M±SD | Med | Min | Max | |
| 1 | Fuji Ortho LC (GC Orthodontics Europe GmbH, Breckerfeld, Germany) | 29.06± 5.49 | 31.11 | 19.57 | 35.37 | 21.77± 6.99 | 22.49 | 12.72 | 34.57 | 14.75± 3.90 | 15.47 | 8.89 | 20.42 |
| 2 | Transbond Plus Light Cure Band (3M ESPE, Wrocław, Poland) | 24.16± 4.99 | 23.67 | 16.53 | 31.43 | 22.51± 6.26 | 21.35 | 13.37 | 33.93 | 18.40± 7.10 | 19.48 | 6.65 | 25.91 |
| 3 | Transbond Supreme Low Viscosity (3M ESPE, Wrocław, Poland) | 21.01± 8.07 | 18.60 | 11.39 | 34.33 | 20.04± 5.84 | 20.56 | 10.49 | 29.66 | 16.29± 7.76 | 17.00 | 7.07 | 28.61 |
| 4 | GC Ortho Connect (GC Orthodontics Europe GmbH, Breckerfeld, Germany) | 39.53± 6.11 | 37.15 | 33.46 | 53.50 | 32.13± 12.34 | 25.66 | 20.11 | 52.50 | 30.71± 9.22 | 32.64 | 16.53 | 42.72 |
| M – mean; Med – median; Min – minimum; Max – maximum; SD – standard deviation, T1, T2, T3 – time after attaching the brackets; 1 – statistically significant differences between adhesive material 1 vs 2; 2 – statistically significant differences between adhesive material 1 vs 3; 3 – statistically significant differences between adhesive material 1 vs 4; 4 – statistically significant differences between adhesive material 2 vs 3; 5 – statistically significant differences between adhesive material 2 vs 4; 6 – statistically significant differences between adhesive material 3 vs 4; a – statistically significant differences obtained by Mann-Whitney U test ( b – statistically significant differences obtained by test ( | |||||||||||||