نتایج جستجو برای: chin
تعداد نتایج: 3486 فیلتر نتایج به سال:
Background and Aim: Chin cup is an orthopedic appliance for treating growing skeletally Cl III patients. The amount of chin forward movement in addition to morphologic changes in bony structure, determines the final profile of treated patients. The aim of this study was to evaluate the amount of morphologic changes of symphysis after chin cup therapy in skeletally Cl III patients.Materials and ...
Traumatic injuries to the chin impact facial and oral soft tissues with lacerations, abrasions, and contusions. The anterior segment of the mandible may be fractured as a result of direct impact to the chin.' Several reports describe fractures of posterior teeth" and the mandibular bone at the subcondyle area." Kennedy reports pulp necrosis in a primary molar as a result of indirect trauma to t...
During the past 20 years, a variety of alloplastic materials have been introduced for chin augmentation. Mersilene mesh (Ethicon, Sommerville, NJ), introduced in 1950, demonstrates many qualities that make it an ideal implant. This article reviews the senior author's (S.W.P.) successful 14-year experience using Mersilene mesh chin implants. Between 1983 and 1997, 264 patients underwent chin imp...
PURPOSE The movement of the jaw during speech and chewing has frequently been studied by tracking surface landmarks on the chin. However, the extent to which chin motions accurately represent those of the underlying mandible remains in question. In this investigation, the movements of a pellet attached to the incisor of the mandible were compared with those of pellets attached to different regi...
زمینه و هدف: chin cup به عنوان یک وسیله ارتوپدیک در درمان بیماران cl iii اسکلتی به کار می رود. میزان حرکت چانه به سمت جلو و تغییرات استخوانی این ناحیه در بهبود نمای صورتی بیماران cl iii اهمیت زیادی دارد. هدف از این مطالعه تعیین میزان تغییرات مورفولوژیک سمفیز به دنبال درمان با chin cup در بیماران cl iii اسکلتی می باشد.روش بررسی: این کارآزمایی بالینی به منظور ارزیابی تاثیر chin cup بر روی مورفولو...
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