In vitro Study on Apical Sealing Ability of Nano-Hydroxyapatite-Filled Epoxy Resin Based Endodontic Sealer

Author(s):  
S. M. Masudi ◽  
N. Luddin ◽  
D. Mohamad ◽  
J. J. Alkashakhshir ◽  
R. Adnan ◽  
...  
2021 ◽  
pp. 66-68
Author(s):  
Rakesh Pyla ◽  
Jai Kiran Killada ◽  
V Raja Sekhar

Aim:Endodontic retreatment is a procedure that removes the lling materials from the root canals followed by their cleaning, shaping and obturation. This in-vitro study aimed to compare and evaluate the ability of various essential oils as solvents in dissolving gutta-percha, epoxy resin, and zinc oxide eugenol (ZOE) cements. Materials and methods: A total of 28 cylindrical specimens in each group ZOE, epoxy resin, 28 ISO size 40 gutta-percha cones were prepared and divided into four groups for immersion in the different solvents, i.e. lemon oil, citronella oil, lavender oil, and TCE(Tetrachloroethylene (control)) for 5 minutes. The obturating materials dissolution in the solvents were obtained by the difference between the pre-immersion original weight and the post-immersion weight on a digital analytical scale. Data were statistically analysed by a paired t-test and Analysis of Variance (ANOVA) (p < 0.05). Results: Order of efcacy of dissolution of essential oils was found to be lemon oil > Citronella oil > Lavender oil and was highly signicant (p < 0.01). In all the solvents, Gutta-percha showed maximum dissolution (Fvalue:149.56) followed by ZOE(89.07 ) and resin sealer least (23.86). Conclusion: It can be concluded that the lemon oil can be used as a solvent for dissolving obturating materials.


Author(s):  
VishnuP. S. Rathore ◽  
Prajakta Patil ◽  
Chetan Hotkar ◽  
SnehalS Savgave ◽  
K Raghavendra ◽  
...  

2021 ◽  
Vol 13 (02) ◽  
pp. 55-61
Author(s):  
Revathi Bashyam ◽  
Ramesh Krishnan ◽  
Kruthika Murali ◽  
Nandhini B. Selvarajan ◽  
Suresh Kumar Vasaviah ◽  
...  

2012 ◽  
Vol 6 (2) ◽  
pp. 51
Author(s):  
DeepaV Kumar ◽  
Ramanathan Meyappan ◽  
Babu Sreenadh ◽  
Shafie Ahamed ◽  
Natanasikamani Gurucharan ◽  
...  

1991 ◽  
Vol 7 (2) ◽  
pp. 84-87
Author(s):  
I. Karamürsel-Ulukapi ◽  
A. Lussi ◽  
H. Stich ◽  
P. Hotz

2012 ◽  
Vol 4 (6) ◽  
pp. 131 ◽  
Author(s):  
NallkkapalayamSomasundaram Mohan Kumar ◽  
PS Prabu ◽  
Neethika Prabu ◽  
Shobana Rathinasamy

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