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 The main principle in supporting intellectual phenomenon is having originality (Esalat). An original work is supported by law. In studying the originality of intellectual phenomenon, the difference between originality of the work and its novelty and quality should be taken into consideration. This essay studies the concept of originality, types of originality and distinguishi...

Normal 0 false false false EN-US X-NONE AR-SA Although a full denture cab  replace the teeth and their supporting structures , it commonly develops temporary speech problems that are resolved after a while. In this study, 70 patients were recruited from Prosthodontics department of Tehran and Isfahan dental schools. The patients were analyzed via s...

Normal 0 false false false EN-US X-NONE AR-SA The term "Premature contact" in dentistry and especially in Orthodontics represents sudden contact of a point in one or more teeth with an area of one or more opposing teeth in occlusion or during articulation prior to any contact between the other teeth. These teeth are generally bearing imbalanced and...

Normal 0 false false false EN-US X-NONE AR-SA Canine retraction was done for 19 patients. Movement , Tipping and rotation of canine and molar movements  was done by two approaches of sliding hook and sliding mechanics using 16% wire and 18% twin edgewise brackets and were compared. 350 g force via elastic chin was applied and measurements were done ...

Normal 0 false false false EN-US X-NONE AR-SA According to the role of microbes as etiologic factors of periodontal diseases, mechanical factors are required to eliminate microbial plaque. Although systemic chemotherapy is mentioned in the articles, it is still ineffective on adult periodontitis. Therefore, using local antibacterials and controllin...

Normal 0 false false false EN-US X-NONE AR-SA Every individual may need endodontic treatments for more than once during lifetime. Therefore, a deep long anesthesia is desirable for the patients. In order to diagnose correctly and managing pain completely, modern developments should be concerned. By identifying the origin of pain and pain pathways, ...

Normal 0 false false false EN-US X-NONE AR-SA Thumb sucking is a harmful prevalent habit among children that has been identified since 70 years B.C. and causes many dentoalveolar disorders affecting both intra and extra oral soft tissues. This habit is harmful in many aspects for the children and even their environment but is not considered as an a...

Normal 0 false false false EN-US X-NONE AR-SA Both surgical and nonsurgical treatments are definitely effective in ameliorating periodontal condition. In nonsurgical treatments, pocket elimination is not an essential part but subgingival infection control is the main objective which can eliminate inflammation, stop destruction, form new attachments...

Normal 0 false false false EN-US X-NONE AR-SA During the past century, valuable studies were done on maxillary mesiobuccal canals morphology. In general, knowing pulp-chamber floor is a great aid in finding extra root canals. Findings of invivo and invitro canals are highly different which implies difficulties in finding canals in clinical treatment...