Table 1.
Final rinse protocols.
Fig 1.
Samples embedded in autopolymerizing resin.
Fig 2.
Samples sputter-coated with a gold layer.
Table 2.
Overall mean comparison of the smear layer between root levels and root canal irrigation solutions.
Table 3.
Overall mean comparison of the smear layer among root canal irrigation solutions.
Table 4.
Overall mean comparison between levels of dentin erosion and root canal irrigation solutions.
Table 5.
Overall mean comparison of dentin erosion among root canal irrigation groups.
Fig 3.
Representative SEM images of root canal wall dentin after final irrigation with different irrigants under 2,000× magnification.
EDTA (a) coronal third, (b) middle third, and (c) apical third. QMix (d) coronal third, (e) middle third, and (f) apical third. Citric acid (g) coronal third, (h) middle third, and (i) apical third. Normal saline (j) coronal third, (k) middle third, and (l) apical third.