نتایج جستجو برای: direct restoration

تعداد نتایج: 473745  

Journal: :Restoration Ecology 2022

Information on restoration science and practice is dispersed across large numbers of scientific papers, reports, books, other resources, there a lack synthetic approaches linkages between ecological theory practice. With recent calls for scaling up restoration, an urgent need improving the effectiveness ecology by presenting existing knowledge in organized accessible form. Practitioners benefit...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه مازندران - دانشکده علوم پایه 1391

یکی از علت های شکست و عدم موفقیت در تکنیک های کمک باروری(art) قطعه قطعه شدن dna اسپرم انسانی است، که ممکن است با انکوباسیون طولانی مدت اسپرم در دمای 37 درجه سانتی گراد به وجود آید. لذا در این مطالعه میزان قطعه قطعه شدن و آپوپتوز dna اسپرم انسانی بعد از آماده سازی به روش direct swim-up در زمان های مختلف انکوباسیون به وسیله تست scd و تکنیک tunel مورد ارزیابی قرار گرفت. در این مطالعه آینده نگر، ب...

Journal: :Journal of prosthodontics : official journal of the American College of Prosthodontists 2012
Thomas V Carnaggio Robert Conrad Robert L Engelmeier Peter Gerngross Rade Paravina Leticia Perezous John M Powers

PURPOSE Previous studies considering retention of cast metal restorations to implant abutments incorporated some degree of frictional fit due to internal surface nodules and roughness of the restoration. In comparison, CAD/CAM restorations have minimal surface irregularities, possibly impacting retention. There is insufficient knowledge of retentive force of CAD/CAM restorations to titanium abu...

2010
Marco Veneziani

51 isolation through the dental dam) and 2) a biological parameter (depending on the biologic width). Three different clinical situations and three different therapeutic approaches are identified (1 st , 2 nd , and 3 rd , respectively): coronal relocation of the margin , surgical exposure of the margin, and clinical crown lengthening. The latter is associated with three further operative sequen...

Journal: :European Journal of General Dentistry 2023

Abstract The aesthetic result in the ceramic restoration of anterior teeth has always been a challenge clinical practice and, these cases, success depends on skills both clinician and dental technician. In current dentistry, main objective is to pursue results while preserving biological structures. Among various conservative techniques available for restorations, veneers are most advantageous,...

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