نتایج جستجو برای: crown lengthening

تعداد نتایج: 24586  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه بوعلی سینا - دانشکده علوم پایه 1389

مطالعات تئوری در این پروژه به سه دسته تقسیم می شود: 1-مطالعات تئوری بر روی ساختار و پروتون خواهی: 12-crown-4 ، 15-crown-5، 18-crown-6 و کمپلکس های na li+, وk مربوطه 2- محاسبه ثابت های تشکیل کمپلکس های اترهای تاجی فوق با li , na و k در حلال های مختلف 3- مطالعات تئوری روی برهمکنش کمپلکس های اتر تاجی [m(12-crown-4)]+ (+(m+=li+, na+, k+ با یون های هالید (f-, cl-, br-) و نیزتعدادی از مولکول های...

Journal: :Applied sciences 2023

This report describes a technique integrating facial and dental scanners for treatment planning execution of tooth-borne full-mouth reconstruction (FMR) with zirconia fixed prostheses. A partially edentulous female adult presented generalized worn dentition in the incisal occlusal surfaces. The patient accepted option FMR solution using fully digital workflow. An intraoral scan (IoS) both arche...

Journal: :acta medica iranica 0
iraj ahadzadegan

this article presents a new technique for weakening the superior oblique muscle by lengthening it's tendon. lengthening is accomplished by a nasal superior oblique tenotomy, and by inserting a segment of silicone band 240 between the cut ends of the tendon. this technique is useful for the treatment of brown syndrome and cases with superior oblique overaction.

Maryam Moghatam Matin Masoud Fereidoni, Nasser Mahdavishahri Saeedeh Khajeh Ahmadi, Seyed Ali Banihashem Rad Zahra Yarjanli

Objective(s)Tissue engineering is an attractive science because it promises new therapeutic strategies for repairing organs that have lost functions due to damage. The purpose of this study was to evaluate induction effect of human gingival scaffold in tissue engineering for skin regeneration.Materials and MethodsTissue samples were obtained from crown-lengthening procedures and wisdom teeth re...

فاعلی قادیکلایی, رقیه , دباغ ستاری, فرهاد , سیدمجیدی, مریم , قلی نیا, همت ,

Background and purpose: Periodontitis and gingivitis are inflammatory diseases in supporting tissues of tooth. Mast cells are inflammatory cells that can participate in destruction of connective tissue in periodontal diseases. In this study we evaluated mast cells count in gingival tissues in individuals with periodontal diseases and compared that with those in healthy people. Materials and ...

Journal: :basic and clinical neuroscience 0
mohamed abdelhamid ali yousef experimental surgery and microsurgery research unit, department of general surgery, university of pavia, v.le golgi 19, 27100, pavia, italy. paolo dionigi organization stefania marconi organization alberto calligaro organization antonia icaro cornaglia organization enrico alfonsi organization

introduction: repair of peripheral nerve injuries is an intensive area of challenge and research in modern reconstructive microsurgery. intensive research is being carried out to develop effective alternatives to the standard nerve autografting, avoiding its drawbacks. the aim of the study was to evaluate the effectiveness of a newly designed mechanical device for the reconstruction of the scia...

Aboulfazl Saboury, Alireza Hadi,

Abstract The attrition of anterior teeth leads to the loss of efficient anterior guidance, which protects posterior teeth from wear during lateral excursions. This clinical report describes a 48-year-old man with diagonal tooth wear and posterior mandibular tooth loss. The clinical diagnosis was based on a complete oral examination, photos, functional analysis of lateral excursion movements,...

ابراهیمی موقر, سپیده, ناظمی سلمان, بهاره, وهبی, سورنا,

Background and Objective: Aggressive periodontitis is a destructive disease that leads to a quick and extensive periodontal tissue loss. Mast cells are known to play important roles in allergic reactions, host defense against bacterial infections, local homeostasis, inflammation, and angiogenesis. The aim of the present study was to evaluate the relationship between mast cell numbers and aggres...

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