Beyond Lingual Orthodontics Vol. 1: Lingual Biomechanics
نویسندگان
چکیده
منابع مشابه
Fiber-reinforced composites in lingual orthodontics.
JCO/DECEMBER 2005 T lingual technique is considered to be one of the most difficult, requiring extended treatment times and often achieving less-than-satisfactory results. Firstand third-order tooth movements are complicated by the variable lingual tooth anatomy.1 Torque control is also more problematic; with the reduced interbracket distance, even small variations in bracket height can have a ...
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It is difficult to visualize the lingual surfaces of the all tooth, in order to assess the exact Facial axis of the clinical crown (FACC point) . So no matter how accurately brackets are positioned on set-up models, it would be meaningless if these positions were lost during intraoral bracket placement. It is no exaggeration to say that incorrect bracket positioning leads to treatment failure. ...
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Many frank misconceptions still exist surrounding the efficacy and clinical nature of lingual orthodontics, which were first introduced over 25 years ago in Japan and the United States. Despite early difficulties in the development of the technique, it has become a valid clinical option for patients in many parts of the world. Specific problems, for example concerning patient comfort and biomec...
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Lingual thyroid (LT) is a rare developmental thyroid anomaly usually affecting. Although the exact pathogenesis of this ectopic, accessory thyroid tissue is not known, it generally originates from epithelial tissue of non-obliterated thyroglossal ductus. In this report, a case of lingual thyroid in a 45- year old male patient with difficulty in breathing and swallowing complaints for five years...
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U nlike treatment with conventional labial brack ets, lingual orthodontics relies on constriction mechanics, since the brackets are placed behind the center of resistance of the teeth. This makes space opening for the alignment of blockedout anterior teeth one of the major challenges of lingual treatment. Insertion and compression of an open coil spring are difficult and techniquesensitive ...
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ژورنال
عنوان ژورنال: Stomatology Edu Journal
سال: 2017
ISSN: 2360-2406,2502-0285
DOI: 10.25241/stomaeduj.2017.4(4).bookreview.4