Study the Effect of Upper Expansion Appliances on Lower Jaw Forward Projection/Growth
Recruiting
N/A
Interventional Study
Overbite (Excessive) Horizontal
Healthy Volunteers Welcome
You do not need to have the condition being studied to take part.
At a Glance
- Age
- 9 – 11
- Sex
- Any
- Study type
- Interventional
- Purpose
- Treatment
- Participants needed
- 60 (estimated)
- Sponsor
- University of Alberta · Other
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About This Trial
Young children with backward positioned lower jaw/chin will be recruited to have an upper jaw expansion appliance. Previous research showed that the use of similar appliances can lead to lower jaw forward growth. 60 young children aged 9-11 will be recruited to have either active or non-active Wilson type upper arch expansion appliance. Patients will have special x-ray (Cone Beam computed tomograp…
Trial Locations
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Eligibility Criteria
Inclusion Criteria:
1. Class II skeletal due to lower jaw backward projection
2. Class II malocclusion
3. Early mixed dentition (all first permanent molars erupted, as well as all erupting upper and lower permanent incisors)
Exclusion Criteria:
1. Other orthodontic treatment provided
2. Growth pr…
Contacts