نتایج جستجو برای: recession cone
تعداد نتایج: 49350 فیلتر نتایج به سال:
ORAL & Implantology Anno I N. 3-4/2008 137 The gingival recession is clinically defined as the apical movement of the gingival margin to the cementoenamel junction (CEJ) (1). Histologically it is characterised by the loss of connective fibres of the periodontal tissue and alveolar bone (2). This clinical condition is frequently noticed in the population and particularly among patients with high...
Background: Smoking has been associated with periodontal disease severity and is considered a risk factor for its development. The objective of this study was to evaluate the prevalence and severity of periodontal destruction in mandibular molar teeth of adult smokers and non-smokers. Materials and Methods: The study group consisted of 100 subjects (50 smokers & 50 non-smokers) age range (30-60...
Introduction: A single incision palatal harvest technique was applied to minimize the size of the palatal wound and to allow for primary closure of the donor site, which may result in reduced postoperative discomfort. Aim: This case presentation describes the use of a coronally positioned flap with subepithelial connective tissue graft using a single incision technique for the treatment of dent...
Effect of Different Tapered Gutta Percha Cones in Apical Microleakage of Human Root Canal Obturation
Background and purpose: Gutta-percha is generally accepted as the main canal filler. Standard gutta-percha cones are available in 2-10% tapers. The purpose of this study was to compare apical microleakage of canals obturated with different tapers of gutta-percha, using the protein penetration technique. Materials and methods: In this study, 96 maxillary anterior teeth were selected and were pr...
This paper argues that the greater the liberalization of imports in a Sub-Saharan African country, the more significant is the decline in its rate of growth due to the recession in high income economies during the late eighties and early nineties. This could be explained by the fact that when industrial countries are suffering from recession, the terms of trade may move in favor of developing c...
Methodological barriers to studying the association between the economic crisis and suicide in Spain
BACKGROUND The hypothetical relationship between economic recession and the increase in suicides in Spain is subject to various arguments. In addition to the inherent complexity of capturing and explaining the underlining mechanisms that could describe this causal link, different points of contention have been be identified. The period of this association and its possible starting points, the s...
PURPOSE To evaluate the effect of horizontal muscle surgery (recession or recession plus resection) on the anterior chamber parameters in patients after strabismus surgery. METHODS The Scheimpflug of 18 eyes of 12 patients with horizontal deviations were recorded just before surgery and 1 month after surgery. The power of anterior surface of cornea in horizontal and vertical axis, thinnest co...
In this paper, we first present a new important property for Bouligand tangent cone (contingent cone) of a star-shaped set. We then establish optimality conditions for Pareto minima and proper ideal efficiencies in nonsmooth vector optimization problems by means of Bouligand tangent cone of image set, where the objective is generalized cone convex set-valued map, in general real normed spaces.
Purpose: The abutment teeth of removable partial dentures are susceptible to root surface caries and secondary caries, and such caries sometimes result in crown destruction. In particular, in aged patients, this risk increases due to age-associated gingival recession, periodontal disease, decreased amount of saliva, and inadequate brushing caused by decreased finger motor function. Fluoride-rel...
Obtaining predictable and aesthetic root coverage has become an important part of periodontal therapy. Several techniques have been developed to achieve these goals with variable out comes. The aim of this case series was to evaluate the effectiveness of Acellular Dermal Matrix Allograft (ADMA) and Subepithelial Connective Tissue Graft (SCTG) in combination with Coronally Positioned Flap (CPF) ...
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