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Butterfly Arch: A Device for Precise Controlling of the Upper Molars in Three Planes of Space
Intra-oral appliances such as transpalatal arch and Nance appliance fail to resist against forces that tend to loosen the anchorage. The infirmity arises due to the long lever arm and the mesial force that is perpendicular to the long axis of the appliance. The butterfly arch is presented here as an...
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
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Teheran University of Medical Sciences Press
2013
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4264093/ https://www.ncbi.nlm.nih.gov/pubmed/25512748 |