scholarly journals Effect of different stripping techniques on pulpal temperature: in vitro study

2019 ◽  
Vol 24 (1) ◽  
pp. 39-43
Author(s):  
Megha Sehgal ◽  
Payal Sharma ◽  
Achint Juneja ◽  
Piush Kumar ◽  
Anubha Verma ◽  
...  

ABSTRACT Introduction: Proximal stripping of enamel is a routine clinical procedure employed in orthodontics to create space or for balancing tooth size discrepancies. This procedure may result in heat transfer to the pulp, predisposing it to histopathological changes and necrosis of the pulp tissue. Objective: To measure the temperature changes in the pulp chamber during different stripping procedures. Methods: 80 proximal surfaces of 40 extracted human premolar teeth were stripped using four techniques: diamond burs in air-rotor handpiece with air-water spray; diamond burs in micromotor handpiece, with and without a coolant spray; and hand-held diamond strips. A J-type thermocouple connected to a digital thermometer was inserted into the pulp chamber for evaluation of temperature during the stripping procedure. Results: An increase in the pulpal temperature was observed for all stripping method. Diamond burs in micromotor handpiece without coolant resulted in the higher increase in temperature (3.5oC), followed by hand-held diamond strips (2.8oC), diamond burs in air-rotor with air-water spray (1.9oC); and the smallest increase was seen with diamond burs in micromotor handpiece with coolant (1.65oC). None of the techniques resulted in temperature increase above the critical level of 5.5oC. Conclusion: Frictional heat produced with different stripping techniques results in increase in the pulpal temperature, therefore, caution is advised during this procedure. A coolant spray can limit the increase in temperature of the pulp.

2021 ◽  
Vol 37 (2) ◽  
pp. 157-164
Author(s):  
Aysegul Ayhan Bani ◽  
Burcu Balos Tuncer ◽  
Cumhur Tuncer

2016 ◽  
Vol 50 (4) ◽  
pp. 287-291 ◽  
Author(s):  
Raimond van Duinen ◽  
Saroash Shahid ◽  
Robert Hill ◽  
Domagoj Glavina

2021 ◽  
Vol 37 (2) ◽  
pp. 157-164
Author(s):  
Aysegul Ayhan Bani ◽  
Burcu Balos Tuncer ◽  
Cumhur Tuncer

10.2341/05-26 ◽  
2006 ◽  
Vol 31 (2) ◽  
pp. 261-265 ◽  
Author(s):  
A. R. Yazici ◽  
A. Müftü ◽  
G. Kugel ◽  
R. D. Perry

Clinical Relevance The thickness of the residual dentin is a critical factor in the reducing thermal transfer to pulp, and this transfer varies with the curing unit used.


2008 ◽  
Vol 16 (5) ◽  
pp. 355-359 ◽  
Author(s):  
Thaise Graciele Carrasco ◽  
Laise Daniela Carrasco-Guerisoli ◽  
Izabel Cristina Fröner

2015 ◽  
Vol 4 (2) ◽  
pp. 64
Author(s):  
Atul Jain ◽  
TarunVijay Shrivastava ◽  
Sameena Tabassum ◽  
Rachana Bahuguna

2018 ◽  
Vol 9 (4) ◽  
pp. 254-260 ◽  
Author(s):  
Gholam Ali Gholami ◽  
Milad Karamlou ◽  
Reza Fekrazad ◽  
Farzin Ghanavati ◽  
Neda Hakimiha ◽  
...  

Introduction: Several techniques such as using citric acid, plastic curettes, ultrasonic devices, and lasers have been suggested for debridement of contaminated implant surfaces. This comparative investigation aimed to assess and compare the effects of Er, Cr: YSGG laser and super-saturated citric acid on the debridement of contaminated dental implant surfaces. Methods: In this in-vitro study, 12 contaminated failed implants were collected and randomly divided into 2 groups (6 in group A, and 6 in group B). Also, one implant was considered as the control. The implants were horizontally sectioned into coronal and apical portions and subsequently irradiated by Er, Cr: YSGG laser in coronal and citric acid in apical in group A and the opposite in group B. In order to evaluate the effect of water spray on the laser section, half the laser portion of the implants was irradiated using water, while the other half was irradiated without water with an irradiation time of 1 minute. Results: Results revealed that calculus and plaque removal was greater in the laser part of both groups (with and without water) compared to citric acid parts and the correlation between calculus removal and surface roughness were statistically significant. Furthermore, the surface roughness in the citric acid parts was significantly higher than in laser parts. Water spray during irradiation had a very small influence on understudy factors. Conclusion: Based on the results of this study, the Er, Cr: YSGG laser was more effective in calculus removal and caused less surface roughness compared with citric acid application.


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