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Clinical Trial Summary

The aim of this study is to evaluate the treatment effects of conventional twin block appliance versus modified twin block appliance in the treatment of patients in growing stage having skeletal class II division 1 with mandibular deficiency.


Clinical Trial Description

in this randomized controlled trail there are 2 groups , the first group will receive modified twin block appliance ,in the second group will receive conventional twin block appliance . the follow up period will be 9 months till mandibular growth occur . the assessment will be through a questionnaire on the number of hours the appliance is worn each day , and another questionnaire assessing the difficulty of speech and aesthetics . Also by, photographs, x-rays and study models preoperative and post operative. ;


Study Design


Related Conditions & MeSH terms


NCT number NCT03635463
Study type Interventional
Source Cairo University
Contact
Status Not yet recruiting
Phase N/A
Start date December 2018
Completion date December 2019

See also
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