نتایج جستجو برای: crown lengthening surgery

تعداد نتایج: 365348  

Journal: :The Journal of bone and joint surgery. British volume 2004
K Shiramizu M Naito T Shitama Y Nakamura H Shitama

The existing methods of assessing limb lengthening during total hip arthroplasty (THA) are prone to error because the measurements are not parallel to the limb lengthening axis. In order to address this, we designed a caliper to estimate limb lengthening during THA and evaluated its accuracy compared with our previous device, the straight caliper. Limb lengths were measured in 100 patients. The...

2015
Sandeep Vivek Gurav Vivek Gurav M Ram S Khanna

Severe caries, attrition, abrasion, erosions of anterior teeth lead to loss of anterior guidance. This in turn causes attrition of posterior teeth and loss of occlusal vertical dimension. To gain the space for esthetic rehabilitation in these cases is cha­ llenging task. The required space can be achieved by crown lengthening and increasing the occlusal vertical dimension within physiologic lim...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی خاتم الانبیاء (س) بهبهان - دانشکده منابع طبیعی 1392

چکیده این تحقیق در بخشی از سامان عرفی شوراب چنار بگالی استان لرستان که بلوط ایرانی (quercus brantii lindl.) گونه غالب جنگل های آن است صورت پذیرفت. در مطالعه ی حاضر به منظور بررسی تاثیر عوامل توپوگرافی (ارتفاع از سطح دریا، شیب و جهت زمین) بر فاکتورهای تاج پوشش، مساحت تقریبی 1500 هکتار انتخاب گردید. سپس تعداد 147 قطعه نمونه مستطیلی به ابعاد 20 ×10 متر با استفاده از شبکه آماربرداری منظم - تصادفی ...

2017
Doğan Kaner Mouaz Soudan Han Zhao Georg Gaßmann Anna Schönhauser Anton Friedmann

Early wound healing after periodontal surgery with or without enamel matrix derivative/biphasic calcium phosphate (EMD/BCP) was characterized in terms of soft tissue closure, changes of microcirculation, and expression of pro- and anti-inflammatory cytokines in gingival crevicular fluid/wound fluid (GCF/WF). Periodontal surgery was carried out in 30 patients (18 patients: application of EMD/BCP...

2016

excessive gingival display can affect the total esthetics of a smile, becoming the focus instead of the frame of the smile. This can be the result of passive eruption of the gingival complex as the teeth erupt.1,2 the condition of delayed or altered passive eruption exists when the gingival complex remains positioned coronal to the cementoenamel junction with the attachment on the enamel instea...

2014
Samir Nammour Elie Gerges Rima Bou Tayeh Toni Zeinoun

The loss of teeth and their replacement by artificial denture is associated with many problems. The denture needs a certain amount of ridge height to give it retention and a long-term function. Crest lengthening procedures are performed to provide a better anatomic environment and to create proper supporting structures for more stability and retention of the denture. The purpose of our study is...

Journal: :Archives of otolaryngology--head & neck surgery 2008
Josine C C Widdershoven Bart M Stubenitsky Corstiaan C Breugem Aebele B MinkvanderMolen

OBJECTIVE To compare the outcomes of surgical correction of velopharyngeal insufficiency (VPI) in patients with velocardiofacial syndrome (VCFS) and a non-VCFS group. DESIGN Twenty-five patients with VCFS (16 girls and 9 boys) underwent palatal lengthening for VPI between 1986 and 2001. The mean age at surgery was 6.4 years. Revision was defined as the need for secondary sphincter pharyngopla...

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