Long-term effects of symphyseal distraction and rapid maxillary expansion on pharyngeal airway dimensions, tongue, and hyoid position

2007 ◽  
Vol 132 (6) ◽  
pp. 769-775 ◽  
Author(s):  
Sıddık Malkoç ◽  
Serdar Üşümez ◽  
Haluk İşeri
2011 ◽  
Vol 140 (2) ◽  
pp. 146-156 ◽  
Author(s):  
Carolina Baratieri ◽  
Matheus Alves ◽  
Margareth Maria Gomes de Souza ◽  
Mônica Tirre de Souza Araújo ◽  
Lucianne Cople Maia

2003 ◽  
Vol 123 (3) ◽  
pp. 306-320 ◽  
Author(s):  
Patricia Vetlesen Westwood ◽  
James A. McNamara ◽  
Tiziano Baccetti ◽  
Lorenzo Franchi ◽  
David M. Sarver

2008 ◽  
Vol 134 (3) ◽  
pp. 370-382 ◽  
Author(s):  
Nanci Lara Oliveira De Felippe ◽  
Adriana C. Da Silveira ◽  
Grace Viana ◽  
Budi Kusnoto ◽  
Bonnie Smith ◽  
...  

2016 ◽  
Vol 87 (4) ◽  
pp. 519-525 ◽  
Author(s):  
Mevlut Celikoglu ◽  
Muhammet Hilmi Buyukcavus

ABSTRACT Objective: To evaluate the changes in pharyngeal airway dimensions and the position of the hyoid bone after maxillary protraction with different alternate rapid maxillary expansion and construction (Alt-RAMEC) protocols in patients with skeletal class III malocclusion as a result of maxillary retrusion. Material and Methods: The patients with skeletal class III malocclusions were consecutively divided into two groups. Group 1 consisted of 17 patients (11 boys and 6 girls, mean age 11.31 ± 1.71 years) who had the Alt-RAMEC protocol for 5 weeks, and group 2 consisted of 17 patients (10 boys and 7 girls, mean age 11.64 ± 1.24 years) who had the Alt-RAMEC procedure for 9 weeks. In this study, 4 angular and 13 linear measurements were performed to evaluate the skeletal and pharyngeal airway changes that occurred after maxillary protraction. Results: A significant increase in the maxillary growth, inhabitation of mandibular growth, and clockwise rotation of the mandible caused the improvement of the maxillo-mandibular relationship in both groups. Those changes caused a significant increase in the upper pharyngeal airway dimension (P < .01) and affected the vertical position of the hyoid bone in both groups (P < .05 and P < .01, respectively). However, changes that occurred in both groups were found to be similar for all airway variables (P > .05). Conclusion: Upper pharyngeal dimension and vertical position of the hyoid bone were affected by the maxillary protraction with different Alt-RAMEC protocols. There were no statistically significant differences between the groups.


1996 ◽  
Vol 109 (4) ◽  
pp. 361-367 ◽  
Author(s):  
Paloma Velázquez ◽  
Elena Benito ◽  
Luis Alberto Bravo

2002 ◽  
Vol 121 (2) ◽  
pp. 129-135 ◽  
Author(s):  
Christopher G. Cameron ◽  
Lorenzo Franchi ◽  
Tiziano Baccetti ◽  
James A. McNamara

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