الفهرس 
CONTENTSOnly 14 pages are availabe for public view
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Abstract
A second type of warp the bulk of the teeth defects Alugesneh and longer functional performance hardware stimulant for the growth of the lower jaw and inhibiting the growth of the upper jaw of the most therapeutic methods used in such cases, the patients in the developmental stages.
One of these devices functional device (bass), which is, as was suggested in previous studies hotty.
It was the purpose of this research Studying Senyhwalazemih Effects of the device (bass) in the treatment of such cases.
The study has on Thelatthen girl in the growth phase and ranging Aamarhmm between 10-12 years.
The patients were divided into three equal groups
The first: the control group where no any cure her.
Second: where the device used (bass) only in treatment.
Third: He used a device (bass) in addition to the arc use Salafist wired and duration of the study was 12 months from the start of treatment.