1.
Hua Xi Kou Qiang Yi Xue Za Zhi
; 28(4): 455-6, 2010 Aug.
Artigo
em Chinês
| MEDLINE
| ID: mdl-20848948
RESUMO
Semi-fixed mandibular lingual arch expansion appliance is composed of a mandibular molar band, a keyway and arch expansion spring. The arch expansion spring are used to expand maxillary arch symmetrically or asymmetrically when bolts of the two ends are inset into keyways. Dental arch expansion appliance for 25 patients with mandibular arch stenosis showed that semi-fixed mandibular lingual arch expansion had good effect and could be used to expand mandibular arch.