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Botulinum toxin A injection into the anterior belly of the digastric muscle increased the posterior width of the maxillary arch in developing rats.
[BACKGROUND] The purpose of this study was to evaluate the effects of botulinum toxin A (BTX) injection into the anterior belly of the digastric muscle on a growing rat. [METHODS] Ten Sprague Dawley rats were used in this study. When the r…
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Correction of Malocclusion by Botulinum Neurotoxin Injection into Masticatory Muscles.
Botulinum toxin (BTX) is a neurotoxin, and its injection in masticatory muscles induces muscle weakness and paralysis. This paralytic effect of BTX induces growth retardation of the maxillofacial bones, changes in dental eruption and occlus…
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Effect of the masseter muscle injection of botulinum toxin A on the mandibular bone growth of developmental rats.
[BACKGROUND] The objective of this study was to evaluate the influence of masticatory muscle injection of botulinum toxin type A (BTX-A) on the growth of the mandibular bone in vivo. [METHODS] Eleven Sprague-Dawley rats were used, and BTX-…
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An improved technique for zygoma reduction malarplasty.
Zygoma reduction malarplasty is a standard procedure primarily performed in Asia on patients who prefer an oval facial shape. The technique is well established and standardized. However, the esthetic results are frequently unsatisfactory or…