Comparative effectiveness research of two glass ionomer cements for primary molar fissure sealing

Author(s):  
A. A. Shkhagosheva ◽  
D. I. Fursik ◽  
T. N. Kamennova ◽  
E. E. Maslak

Relevance. A glass ionomer cement (GIC) is the material for primary teeth fissure sealing in children. The research aimed to study the comparative effectiveness of two GIC pit and fissure sealants in primary molars.Materials and methods. Sixty-one children aged 2-5 years (mean 26.99 ± 0.55 months) participated in the study after obtaining the Local Ethical Committee’s permission and the parents’ informed consents. Non-invasive fissure sealing in primary molars was performed according to split-mouth design with two GIC: Fujy-9, GC, Japan (109 teeth, FV-group) and Polyakrilin, TehnoDent, Russia (106 teeth, PV-group). Follow-ups were provided after 6, 12, 18 and 24 months. Complete retention, partial retention or complete loss (%) of the sealants and the frequency (%) of fissure caries development were calculated. The chi-square criterion was used to assess the significance of the differences between the groups at p-value < 0.05.Results. In 6 and 12 months, all the cases demonstrated complete or partial sealant retention and the absence of pit and fissure caries. The following results were found after 24 months: complete GIC retention in 8.6% of molars in FV-group and 1.9% in PV-group, (p < 0.05), partial retention – 78.8% and 79.0% (p > 0.05) respectively, complete loss – 6.7% and 11.4% respectively (p > 0,05). Fissure carious lesions were found only after 18 and 24 months in 2.8% cases in FV-group and 3.8% cases in PV-group, p > 0,05.Conclusions. Both studied GICs for non-invasive primary molar fissure sealing were equally highly effective for pit and fissure caries prevention in children. Annual follow-ups in children are necessary for GIC sealant repair.

Author(s):  
A. A. Shkhagosheva ◽  
E. E. Maslak ◽  
D. I. Fursik

Relevance. The use of light-cure sealants and flowable composites for fissure sealing in children is difficult due to the complexity of the procedure. The research aimed to study the efficiency of self-etching self-adhesive flowable composite for fissure sealing in primary molars in children.Materials and methods. The Local Ethical Committee permission and written informed voluntary consents from the parents were obtained before the study. Non-invasive fissure sealing with self-etching self-adhesive flowable composite (Constic, DMG, Germany) was performed in 48 primary molars in 48 children aged 2-5 years (mean 41.2 ± 1.3 months). After 6, 12, 18 and 24 months, the sealant’s retention (%) and frequency (%) of occlusal caries development, and 95% confidence intervals (CI) were calculated. The significance of the difference was assessed by the Student’s t-test.Results. After 6 and 12 months, complete sealant’s retention was revealed in 75.0% (CI 61.2-85.1%) and 60.4% (CI 46.3-73.0%) molars, p > 0.05; it decreased to 27.1% (CI 16.6-41.0%) and 18.7% (CI 10.2-31.9%), p > 0.05, after 18 and 24 months. Complete loss of the sealant was noted in 8.3-18.7% cases. The first caries lesion (2.1%, CI 0.4-10.9%) on the surface with the lost sealant was revealed after 12 months, after 24 months – 4.2% (CI 1.1-14.0%).Conclusions. In primary molars after non-invasive fissure sealing with self-etching self-adhesive flowable composite, complete loss of the sealant was from 8.3% to 18.7% after 6-24 months post-op, partial loss was from 8.3% to 31.3%. Occlusal caries was revealed in 6.3% cases after the sealant loss.


2007 ◽  
Vol 18 (3) ◽  
pp. 248-252 ◽  
Author(s):  
Karina Sanches ◽  
Fabrício Kitazono de Carvalho ◽  
Paulo Nelson-Filho ◽  
Sada Assed ◽  
Francisco Wanderley Garcia de Paula e Silva ◽  
...  

This article reports the cases of two young children aged 4 and 5 years, in whom biological restorations using tooth fragments were placed in primary molars with severely damaged crowns due to extensive carious lesions. After radiographic and clinical evaluation, tooth fragments obtained from extracted teeth in stock were autoclaved, adjusted to the prepared cavity and bonded to the remaining tooth structure with either adhesive system (Case 1) or dual-cure resin-based cement (Case 2) over a calcium hydroxide layer and a glass ionomer cement base. Occlusal adjustment was performed and topical sodium fluoride was applied to tooth surface. Periodical clinical and radiographic controls were carried out and the restored teeth were followed up for 4 and 3 years, respectively, until exfoliation. In these two reports, the technical aspects are described and the benefits and disadvantages of biological restorations as an alternative treatment for rehabilitation of severely destroyed primary molars are discussed.


2017 ◽  
Vol 41 (4) ◽  
pp. 264-270 ◽  
Author(s):  
Eliyahu Tal ◽  
Ari Kupietzky ◽  
Anna B Fuks ◽  
Nili Tickotsky ◽  
Moti Moskovitz

Objectives: The present preliminary study evaluated the clinical and radiographic performances of heat-cured high viscosity glass ionomer (HCHVGI) in class II restorations of primary molars. Study design: A retrospective study on a cohort of patients who had dental caries restored at a private practice was conducted. Restorations were evaluated radiographically and photographically by two separate examiners. Results: Ninety-three Class II restorations in 44 patients (average age: 108 months ± 25.3, 24 males, 20 females) were examined. Average recall time was 22.2 months ± 4.2. All but three restorations (96.8%) were present and intact, with no incidents of secondary caries. Three additional restorations had occlusal defects that required retreatment, resulting in an overall success rate of 93.5%. Ninety-seven percent of the restorations were rated optimal for marginal integrity with no staining of the restoration surfaces. No patients complained of post-operative sensitivity. The most common flaw found was a concavity on the proximal wall of the cavity box (27%, mean age 16 months ± 3.9). Conclusion: The findings in this preliminary study suggest that heat cured high viscosity glass ionomer cement may be an effective restorative material for Class II restorations in primary molars that are a year or two from shedding.


2016 ◽  
Vol 40 (1) ◽  
pp. 8-13 ◽  
Author(s):  
Mark Webman ◽  
Ezat Mulki ◽  
Rosie Roldan ◽  
Oscar Arevalo ◽  
John F Roberts ◽  
...  

Objective: To determine the three-year survival rate of Class II resin-modified glass-ionomer cement (RMGIC), Vitremer, restorations in primary molars and to compare these results with measurements of survival of Class II restorations of standard restorative materials. Study Design: Data on Class II restorations placed in primary molars during a six-year period were collected through a chart review and radiographic evaluation in the office of a board-certified pediatric dentist. A radiograph showing that the restoration was intact was required at least 3 years after placement to qualify as successful. If no radiograph existed, the restoration was excluded. If the restoration was not found to be intact radiographically or was charted as having been replaced before three years it was recorded as a failure. The results of this study were then compared to other standard restorative materials using normalized annual failure rates. Results: Of the 1,231 Class II resinmodified glass-ionomer cement restorations placed over six years 427 met the inclusion criteria. There was a 97.42% survival rate for a 3-year period equivalent to an annual failure rate of 0.86%. Conclusions: A novel approach comparing materials showed that in this study Vitremer compared very favorably to previously published success rates of other standard restorative materials (amalgam, composite, stainless steel crown, compomer) and other RMGIC studies.


BDJ ◽  
1974 ◽  
Vol 136 (7) ◽  
pp. 269-276 ◽  
Author(s):  
J W McLean ◽  
A D Wilson

2018 ◽  
Vol 91 (2) ◽  
pp. 229-233 ◽  
Author(s):  
Sanket Hans Pandey ◽  
Pallav Mahesh Patni ◽  
Pradeep Jain ◽  
Arpita Chaturvedi

Introduction. Non-vital bleaching is a non-invasive technique to treat the intrinsic discoloration of teeth of several etiologies. Hydrogen peroxide and sodium perborate are commonly used bleaching agents.Aim. The aim of this case report is to demonstrate the non-vital bleaching technique in maxillary anterior teeth.Method. Maxillary central incisors were isolated with rubber dam and root canal treatment was performed. Barrier space preparation was done using a heated instrument. Glass ionomer cement was used a barrier material. Mixture of hydrogen peroxide and sodium perborate was placed in the canal and sealed with intermediate restorative material. After 1 week, the procedure was repeated to achieve the desired results.Conclusion. Non-vital bleaching is a minimally invasive procedure to restore the esthetics of a discolored non-vital tooth. However, care should be taken to prevent any post-operative complications.


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