نتایج جستجو برای: orthognathic surgery
تعداد نتایج: 341824 فیلتر نتایج به سال:
introduction : the aim of this study is to define the trend of the orthodontists and the surgeons in the borderline class iii patients and assess their satisfaction after the surgery. materials and methods : the study population consisted of 31 patients (16 female and 15 male) with the average age of 21 years, whose final occlusion 2 months after the surgery was perfect. the amount of reverse o...
background : improvement of facial beauty is a major reason why patients with dentofacial problems opt for orthognathic surgery. people are eventually judged by their facial appearance by themselves, their friends & family and even surgeons. with the recent developments in technology, we now have a 3d structure that can build and analyze 3d images before & after surgery and review the extent of...
OBJECTIVES The purpose of this study is to compare the postoperative stability of conventional orthognathic surgery to a surgery-first orthognathic approach after bilateral sagittal split ramus osteotomy (BSSRO). MATERIALS AND METHODS The study included 20 patients who underwent BSSRO for skeletal class III conventional orthognathic surgery and 20 patients who underwent a surgery-first orthog...
treatment planning poses difficulties in edentulous patients for orthognathic surgery prediction and fixation.treatment of severe class iii malocclusion frequently requires orthognathic surgical procedures. for such patients, orthognathic surgery would be the only option before prosthetic rehabilitation.this clinical report describes step-by-step fabrication of a surgical splint for an edentulo...
In contemporary orthognathic surgery, correcting the functional aspects of dentofacial deformities is our main focus, but, if the esthetic outcome is not improved, we often face serious patient dissatisfaction. Many adjunctive soft tissue procedures can be used to either enhance the esthetics of orthognathic surgical cases or overcome the deleterious effects of our surgical procedures. Procedur...
OBJECTIVES To report the incidence of objective and subjective neurosensory disturbance (NSD) after orthognathic surgery in a major orthognathic centre in Hong Kong, and to investigate the risk factors that contributed to the incidence of NSD after orthognathic surgery. MATERIALS AND METHODS A retrospective cross-sectional study on NSD after orthognathic surgery in a local major orthognathic ...
Editorial Recently, my close friend, Farhad Naini (London, UK), published a textbook entitled “Orthognathic Surgery: Principles, Planning and Practice” [1]. Though there have been many textbooks for orthognathic surgery, this textbook is unique. There are 61 chapters and 95 contributing authors. The book begins with a wonderful introductory chapter on the historical background of orthognathic s...
Use of spherical coordinates to evaluate three-dimensional facial changes after orthognathic surgery
PURPOSE This study aimed to assess the three-dimensional (3D) facial changes after orthognathic surgery by evaluating the spherical coordinates of facial lines using 3D computed tomography (CT). MATERIALS AND METHODS A 19-year-old girl was diagnosed with class III malocclusion and facial asymmetry. Orthognathic surgery was performed after orthodontic treatment. Facial CT scans were taken befo...
Although pre-surgical orthodontic treatment has been accepted as a necessary process for stable orthognathic correction in the traditional orthognathic approach, recent advances in the application of miniscrews and in the pre-surgical simulation of orthodontic management using dental models have shown that it is possible to perform a surgery-first orthognathic approach without pre-surgical orth...
INTRODUCTION: A traditional orthognathic approach requires presurgical orthodontic treatment for an average of approximately 17 months, followed by surgery and postsurgical orthodontic treatment for approximately 6–12 months. Therefore, the total treatment time for the conventional orthognathic approach takes approximately 18–36 months. Because traditional orthognathic surgery requires 2–3 year...
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