Manejo del paciente con apiñamiento severo y mordida cruzada posterior bilateral con expansor maxilar tipo Hyrax

Revista Latinoamericana de Ortodoncia y Odontopediatria

Adán Casasa Araujo, Beatriz Gurrola Martínez, Stefanny Espinosa Holguin¹ 

关键词: Skeletal class II;    severe crowding;    maxillary expansion;   

DOI  :  

学科分类：口腔科学

来源: Ortodoncia.ws

【 摘 要 】

We present a patient of 17 years 7 months of age. In his clinical and radiographic analysis he was diagnosed as: Skeletal Class I, hyperdivergent, malocclusion class II bilateral molar and canine, bilateral posterior cross bite, severe upper and lower crowding, crossed dental organ. The treatment consisted of maxillary expansion and alignment, opening of space for 22, leveling, detailing and retention. The appliances used were brackets prescription Roth .022 x .028, maxillary expander type Hyrax, molar bands in the upper molars 6s, tubes in 6's and 7's upper and lower, open coil of Niti. The retention in charge of upper and lower circumferential retainer and a bonded retainer from 13-23 and 33-43, time of active treatment 1 year 11 months.

【 授权许可】

Unknown