A Study of Nasal Cavity Width Change after Maxillary Expansion Using two Different Techniques


Abstract in English

The constriction of Maxilla is considered a common disorder in daily clinical practice; which is usually accompanied with narrow nasal cavity. Many techniques are used to expand constricted maxilla; such as slow maxillary expansion and rapid maxillary expansion. The aim of this study is to evaluate changes in nasal cavity width after slow maxillary expansion by using Spring Jet II expander in late mixed dentition; and to compare them with changes caused by rapid maxillary expansion using Hyrax expander .

References used

McNamara JA Jr,, Brudon WL. Orthodontic and Orthopedic Treatment in the Mix Dentition. Ann Arbor, Mich: Needham Press; 2001
Egermark-Eriksson, I., Carlsson, G. E., Magnusson, T. & Thilander, B. 1990, 'A longitudinal study on malocclusion in relation to signs and symptoms of cranio-mandibular disorders in children and adolescents', Eur J Orthod, vol. 12, no. 4, pp. 399-407
Kisling, E. 1981, 'Occlusal interferences in the primary dentition', ASDC J Dent Child, vol. 48, no. 3, pp. 181- 191

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