Upper airway assessment using four different maxillary expanders in cleft patients: A cone-beam computed tomography study.

CONCLUSIONS:   Only the Hyrax and inverted mini-hyrax on the molar expanders effectively increased the nasal passage volume, and none of the expanders evaluated in this study modified the oropharyngeal airway. PMID: 26595658 [PubMed - as supplied by publisher]
Source: The Angle Orthodontist - Category: Dentistry Authors: Tags: Angle Orthod Source Type: research