Effectiveness of Rubber Dam Isolation Versus Cotton Roll Isolation on Bonded Fissure Sealant Retention

Author(s):  
Children ◽  
2021 ◽  
Vol 8 (6) ◽  
pp. 444
Author(s):  
Rahif E. Mattar ◽  
Ayman M. Sulimany ◽  
Saad S. Binsaleh ◽  
Ibrahim M. Al-Majed

This randomized clinical trial aimed to evaluate the patient’s preference and chair time needed during pit and fissure sealant placement under three isolation techniques (Isolite system, rubber dam isolation, and cotton roll isolation). Participants, aged 6–15 years and requiring four sealants on the first or second permanent molars, attending the pediatric dental clinics at King Saud University in Saudi Arabia were enrolled according to the inclusion criteria. Each participant received sealants on three random first or second permanent molars using three isolation techniques. The time required for sealant placement was recorded for each technique. Following sealant placement, an interview-based questionnaire was administered to the participants to evaluate their preference regarding the isolation techniques. Forty-eight children (23 male and 25 female) with a mean age of 8.58 ± 1.93 years participated in this study. The mean chair times were 248.14, 255.89, and 243.29 s for the Isolite system, rubber dam isolation, and cotton roll isolation, respectively. Approximately 79% of participants considered cotton roll isolation to be the most comfortable, whereas approximately 71% were significantly less likely to use rubber dam isolation again. In conclusion, there were no significant differences in sealant placement time among the three isolation techniques. However, cotton roll isolation was the technique that was most preferred by the participants.


2005 ◽  
Vol 29 (3) ◽  
pp. 215-219 ◽  
Author(s):  
Azza El-Housseiny ◽  
Aly Sharaf

Fissure sealant is an important tool in the prevention of dental caries. This study evaluated the effect of treating the enamel with topical fluoride gel prior to acid etching on sealant retention clinically (Part I) and in vitro (Part II). In part I a split mouth design using contralateral first permanent molars was conducted. Seventy (35 pairs) molars were sealed. Fissure sealant was applied on one side of the mouth (control group) and the contralateral tooth received acidulated phosphate fluoride gel (test group) prior to acid etching. The sealant was evaluated after 6 and 12 months and scored as intact, partially lost or completely missing. In part II, the shear bond strength between sealant and buccal enamel of extracted permanent molars without or with topical fluoride treatment was evaluated. Results showed no statistically significant differences between the test and control groups either clinically or in vitro. It is concluded that topical fluoride application prior to acid etching does not have a deleterious effect on sealant retention. However, further investigations should be conducted using different types of fluoride before altering the traditional practices.


Author(s):  
Madhuri Bandi ◽  
Sreekanth Kumar Mallineni ◽  
Sivakumar Nuvvula

Introduction: Pit and Fissure Sealants (PFS) are chemically-active liquid materials that are introduced into the occlusal surface of caries-susceptible teeth. These form a micro mechanically bonded, protective layer preventing access to caries-producing bacteria, from rest of the oral environment. Aim: To evaluate the retention of PFS placed on young permanent teeth using two isolation methods. Materials and Methods: This clinical study was carried out in the Department of Paediatric and Preventive Dentistry, at Narayana Dental College and Hospital, Nellore, Andhra Pradesh, India. One hundred Permanent First Molars (PFM) from 25 healthy, cooperative children in the age group of 6-9 years were assigned by block randomisation into two groups (isolation type); each group containing the upper and lower PFMs of the right and left side receiving two different treatment modalities (split-mouth design). In Group I (n=50 teeth), the teeth received sealant with rubber dam isolation, and in Group II (n=50 teeth), with cotton roll isolation. The sealant was applied to all the PFMs as indicated. All the teeth were evaluated using Simonsen’s criteria at regular intervals of 3, 6, and 12 months. The data collected were subjected to statistical analysis using the SPSS statistical package (version 17) and statistical significance was set at 0.05. The difference in the retention of PFS with the two isolation methods was analysed using the Chi-square test. Results: After 12 months, the marginal integrity rate for sealants placed with a rubber dam and cotton roll isolation were 75% and 64%, respectively. The results were better in Group I than in Group II, although there were no statistically significant differences with respect to marginal integrity, discolouration, and anatomical failure. Conclusion: Retention of PFS in young permanent teeth was better with rubber dam than cotton rolls for isolation, though the results were not statistically significant.


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