Moderate and Severe Crowding in Lower Dental Arch
Conditions
Keywords
Slot 0.018, Slot 0.022, Bracket, Leveling, Alignment
Brief summary
Evaluation of effect of bracket slot system on the quality and quantity of tooth movement during leveling and alignment stage
Interventions
DEVICEBracket slot 0.018
That includes12 patients who will be treated using the bracket slot 0.018×0.025-inch system.
DEVICEBracket slot 0.022
Includes12 patients who will be treated using the bracket slot 0.022×0.028-inch system
Sponsors
Al-Azhar University
Study design
Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE
Eligibility
Sex/Gender
ALL
Age
14 Years to 18 Years
Healthy volunteers
Yes
Inclusion criteria
* An age range from14 to18 years. All permanent teeth are erupted(3rd molar not included). * Angle class I malocclusion with normal facial proportions. * Moderate to severe crowding in the lower dental arch asassessed by lett irregularity Index that require treatment with fixed appliance using extraction approach. * There is no previous orthodontic treatment.
Exclusion criteria
* Poor oral hygiene or periodontally compromised teeth. * Craniofacial anomalies or previous history of trauma, bruxism, or Parafunctions. * Uncooperativepatient.
Design outcomes
Primary
| Measure | Time frame | Description |
|---|---|---|
| Rate of tooth movement by different bracket slot system | At 8 months | Amount of tooth movement |
Countries
Egypt
Outcome results
None listed