scholarly journals Assessment of the Effect of Calcium Hydroxide and Double Antibiotic Paste as Root Canal Medications on the Bond Strength of AH Plus Root Canal Sealer: An in Vitro Study

2019 ◽  
Vol 3 (12) ◽  
pp. 144-150
Author(s):  
Hasnaa Said Abd El Hamid Taie ◽  
Nehal Nabil Roshdy ◽  
Saied Mohamed Abd El Aziz
Endodontology ◽  
2019 ◽  
Vol 31 (1) ◽  
pp. 57
Author(s):  
ShaliniDevindernath Aggarwal ◽  
Ishan Ahmed ◽  
Anita Sanap ◽  
Vinay Rai ◽  
Swapnil Khadtare ◽  
...  

2019 ◽  
Vol 13 (02) ◽  
pp. e1-e1
Author(s):  
Konstantinos Gougousis ◽  
Dimitrios G. Giannakoulas ◽  
Vasiliki Taraslia ◽  
Anastasia Agrafioti ◽  
Ema Anastasiadou ◽  
...  

2018 ◽  
Vol 42 (2) ◽  
pp. 146-149
Author(s):  
Fadi Said ◽  
Moti Moskovitz

Objectives: The aim of the present study was to assess the effect of calcium hydroxide as a root canal dressing material on dentin microtensile fracture strength in human primary teeth in vitro. Study design: Thirty primary anterior teeth with root canals packed with calcium hydroxide were divided into groups of ten and immersed in saline at room temperature for 7, 30 and 90 days. Ten teeth with root canals filled with sterile saline were the control group. Microtensile fracture strength was measured in Mechanical tester Lloyd testing machine. Results: There was a significant difference (P < 0.05) between the fracture strength of the calcium hydroxide-filled teeth after 90 days (19.1 MPa) compared with the control (35.8 MPa). Dentin microtensile fracture strength of the calcium hydroxide-filled teeth decreased at an average of 0.142 MPa per day. Conclusion: Calcium hydroxide placed in root canals for an extended time had a significantly negative effect on root strength. Long-term success of root canal treatment in primary anterior teeth is estimated as 65% with most of the failures result from trauma recurrence. Clinical Relevance: Our results stress the need to evaluate the pros and cons of root canal treatment compared to extractions of non-vital primary incisors.


2021 ◽  
Vol 24 (1) ◽  
pp. 41
Author(s):  
Roopadevi Garlapati ◽  
KolluriMohana Chandra ◽  
PraveenKumar Gali ◽  
Bolla Nagesh ◽  
Sayesh Vemuri ◽  
...  

2018 ◽  
Vol 64 (4) ◽  
Author(s):  
Przemysław Reszka ◽  
Łukasz Kucharski ◽  
Adam Klimowicz ◽  
Mariusz Lipski

ABSTRACTIntroduction: The aim of this in vitro study was to assess the pH values of selected calcium-silicate root canal sealers in comparison with AH Plus resin-based root canal sealer.Materials and methods: Six root canal sealers were included in this study: BioRoot RCS (Septodont, France), GuttaFlow bioseal (Coltėne/Whaledent, Switzerland), MTA Fillapex (Angelus, Brazil), Total Fill BC Sealer (FKG, Switzerland), Well-Root ST (Vericom, Korea) and AH Plus (Dentsply, DeTrey, Germany). Materials samples (n = 6) were placed in dishes and immersed in 10 mL of distilled water (pH = 6.8). After 1, 3, 24, 48, 72, 168, 336 and 504 hrs, water pH was determined with a pH meter calibrated with a solution of known pH. Data were statistically analyzed using Student-t test (p < 0.05).Results: There were differences in the water pH between the materials tested. The highest water pHs were exhibited by Total Fill BC Sealer, Well-Root ST and BioRoot RCS (pH ~12), followed by GuttaFlow bioseal (pH ~10.5) and MTA Fillapex (pH ~9). The lowest pH was shown by AH Plus (pH ~8).Conclusions: All calcium-silicate root canal sealers studied are able to elevate the pH level, which could have biological and antimicrobial effects. The AH Plus root canal sealer has poor alkalizing properties.


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