This study evaluated the ability of different adhesive materials in reducing the microleakage in class V amalgam restorations. Standardized class V cavities were prepared on the facial surface of 56 noncarious human premolars, they were then randomly divided into control and experimental groups based on adhesives used. Group I was the control group with Copal Varnish, group II had Panavia F 2.0, Group III contained Vitrebond Plus and group IV had RelyX ARC as adhesives. Amalgam was hand condensed into each preparation after application of adhesive material. Specimens were thermocycled, stained and sectioned. Microleakage was graded using a stereomicroscope. Less leakage was observed in all experimental groups compared to control group (p < 0.01) on nonparametric Kruskal-Wallis test. Mann-Whitney test observed leakage was more extensive at the gingival margins (p < 0.01) in all restorations than at occlusal margins. Group III showed no leakage which was significantly different from other groups (p < 0.05). Hence, this study concluded that application of intermediate adhesive material before condensation of amalgam can act as an effective barrier for microleakage.How to cite this article: Bembi S, Bembi NN, Sood A, Gambhir A. To Evaluate the Effect of Different Adhesive Materials on the Microleakage of Bonded Amalgam Restorations: An in vitro Study. Int J Clin Pediatr Dent 2012; 5(3):185-189.
Successful prosthetic reconstruction of hemimaxillectomy defects is a challenging procedure that requires multidisciplinary expertize to achieve acceptable function, speech and esthetics. Rehabilitation of an acquired maxillary defect improves the quality of life for the patient as close to normal as possible. Obturation of the defect depends on its volume and position of remaining hard and soft tissues, to be utilized for retention, stability and support for the prosthesis. The prosthesis should be simple to handle, easy to maintain, biocompatible, light in weight and convenient for future adjustments. This case report describes a clinical case of subtotal maxillectomy, which was successfully rehabilitated with a hollow bulb obturator.
How to cite this article
Rani G, Gambhir A. Prosthodontic Rehabilitation of a Patient with Subtotal Maxillectomy using a Hollow Bulb Obturator. Int J Prosthodont Restor Dent 2012; 2(1):24-28.
This study evaluated the ability of different adhesive materials in reducing the microleakage in class V amalgam restorations. Standardized class V cavities were prepared on the facial surface of 56 noncarious human premolars, they were then randomly divided into control and experimental groups based on adhesives used. Group I was the control group with copal varnish, group II had Panavia F 2.0, group III contained Vitrebond Plus and group IV had RelyX ARC as adhesives. Amalgam was hand condensed into each preparation after application of adhesive material. Specimens were thermocycled, stained and sectioned. Microleakage was graded using a stereomicroscope. Less leakage was observed in all experimental groups compared to control group (p < 0.01) on nonparametric Kruskal-Wallis test. Mann-Whitney test observed leakage was more extensive at the gingival margins (p < 0.01) in all restorations than at occlusal margins. Group III showed no leakage which was significantly different from other groups (p < 0.05). Hence, this study concluded that application of intermediate adhesive material before condensation of amalgam can act as an effective barrier for microleakage.How to cite this article: Bembi S, Bembi NN, Sood A, Gambhir A. To Evaluate the Effect of Different Adhesive Materials on the Microleakage of Bonded Amalgam Restorations: An in vitro Study. Int J Clin Pediatr Dent 2013;6(2):95-99.
Achieving an aesthetic implant-supported restoration in the anterior region can be a challenging task. The treatment planning for an implant restoration is unique regarding the number of variables that may influence the therapy. Collection of patient's information, appropriate abutment selection, soft tissue contour, implant axis, and occlusion need to be collectively emphasized for aesthetic clinical outcome. This case report describes the successful prosthetic rehabilitation of maxillary anterior region in a patient using implant supported restoration.
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