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. 2022 Apr 27;19(9):5304.
doi: 10.3390/ijerph19095304.

Evaluation of a Novel Tool for Apical Plug Formation during Apexification of Immature Teeth

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Evaluation of a Novel Tool for Apical Plug Formation during Apexification of Immature Teeth

Yasser Alsayed Tolibah et al. Int J Environ Res Public Health. .

Abstract

The purpose of this study was to compare the sealing ability and time required for the formation of Biodentine and mineral trioxide aggregation (MTA) apical plugs, using three different delivery methods: an amalgam carrier (AC), the Micro Apical Placement (MAP) System or a novel tool using a modified cannula (MC). Materials and Methods: A total of 60 uniformed molar roots were divided into three main groups, according to the technique of apical plug formation: AC, MAP, and MC. Each group was divided into two subgroups, according to the filling material used: MTA and Biodentine. A timer was used to calculate the required time for apical plug formation. After setting the filling materials, the apical microleakage of the formed plugs was quantified using the dye extraction method and spectrophotometry. The differences between the groups were analyzed using the one-way ANOVA and LSD post hoc tests. The significance level was set at 0.05. Results: No significant differences were reported in the time required to form the apical plugs in all groups (p > 0.05). However, the apical plugs formed by the AC method had significantly higher microleakage than those formed using the MAP and MC methods (p < 0.05). Conclusion: Within the limitations of this study, the sealing ability of the apical plugs formed by the MC method is comparable to the MAP method and better than the AC method.

Keywords: Biodentine; MAP system; MTA; amalgam carrier; apical plug; dye extraction; modified cannula.

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Conflict of interest statement

The authors declare no conflict of interest.

Figures

Figure 1
Figure 1
(A) The tip of the cannula before modifying. (B) The tip of the cannula after cutting the needle. (C) The clipped needle after cutting the plastic tube. (D) Sealing the clipped needle with silver weld. (E) The final shape of the modified cannula.
Figure 2
Figure 2
(A) Biodentine apical plug. (B) MTA apical plug.
Figure 3
Figure 3
Dissolved roots with apical plug and pigment in nitric acid inside Eppendorf tubes.
Figure 4
Figure 4
Mean spectrophotometer values.

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