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eur op eanexhibitionofcreati vityandinnovation - Europe Direct Iasi

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EUROINVENT 2013<br />

22.3.<br />

Title EN<br />

Authors<br />

Institution<br />

Description<br />

EN<br />

Class<br />

Study regarding the effect of Carisolv system on chemical<br />

composition of residual root dentine<br />

Antonia Moldovanu, Galina Pancu, Simona Stoleriu, Andrei<br />

Georgescu, Sorin Andrian<br />

„Gr.T.P<strong>op</strong>a” University of Medicine and Pharmacy,<br />

Faculty of Dental Medicine, Iaşi, Romania<br />

The aim of the study was to assess the chemical composition<br />

of root dentine resulted after carious dentine removal using<br />

Carisolv system. 12 extracted teeth having root carious<br />

lesions were used in this study. The teeth were divided in<br />

two halves so that the section plan to separate the healthy<br />

root surface from the carious one. Two samples were<br />

obtained for every tooth: one with a dentinal surface affected<br />

by caries (study group) and the other with a healthy dentinal<br />

surface (control group). On the study group the carious root<br />

infected dentine was removed using the Carisolv system. The<br />

other 12 root dentinal section from the healthy surfaces were<br />

used as samples in the control group. The dentin surfaces<br />

resulted were subjected to examination by the microanalysis<br />

of the energy dispersive X-ray (EDX) elements system,<br />

which allowed the determination of the quantitative and<br />

qualitative chemical composition, as well as the chemical<br />

elements mapping on the examined surfaces. The mean<br />

calcium and phosphorus ions concentration in the control<br />

group were 25,23 wt% and 10,84 wt%, respectively. In the<br />

study group the mean calcium and phosphorus ions<br />

concentration were 24,61wt% and 10,52 wt%, respectively.<br />

The results were statistically analyzed using Mann-Whitney<br />

test. No statistical significant differences were found when<br />

compared the calcium and phosphorus ions concentrations<br />

on carious root dentin in the two groups. Carisolv system did<br />

not lead to quantitative and qualitative changes of the<br />

mineral content in residual root dentin.<br />

X. Innovative Researches<br />

NATIONAL<br />

171

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