Eligibility Module
The Eligibility Module contains detailed information about who can participate in the clinical trial. This includes eligibility criteria, age restrictions, gender requirements, healthy volunteer status, and study population descriptions, helping researchers understand who is eligible to participate in the study.
Eligibility Module path is as follows:
Study -> Protocol Section -> Eligibility Module
Eligibility Module
Ignite Creation Date:
2025-12-24 @ 7:21 PM
Ignite Modification Date:
2025-12-24 @ 7:21 PM
NCT ID:
NCT04316403
Eligibility Criteria:
Inclusion Criteria:
* Class II division 1 patients requiring orthodontic treatment with fixed appliances and a need for upper first-premolar extraction using a two-step retraction technique.
* Permanent dentition with an age range from 16 to 24 years.
* Healthy with no systemic conditions.
* Adequate oral hygiene and healthy periodontal tissues
* no previous orthodontic treatment
* Absence of canine endodontic treatment.
Exclusion Criteria:
* Bimaxillary dentoalveolar severe protrusion.
* Previous orthodontic treatment.
* Subject with psychological abnormalities.
* Subject with systemic diseases.
Healthy Volunteers:
False
Sex:
ALL
Minimum Age:
16 Years
Maximum Age:
26 Years
Study:
NCT04316403
Study Brief:
Protocol Section:
NCT04316403