About this trial
study will be directed to evaluate silver-hydroxyapatite nano-coated versus uncoated orthodontic miniscrews for en masse retraction of the upper anterior segment.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Class I orthodontic cases with bimaxillary protrusion of the anterior segment of the upper jaw that need at least extraction for orthodontic treatment.
Age 14-20 years.
Good oral hygiene with healthy periodontium.
Need for an absolute skeletal anchorage.
Disqualifiers
Patient with craniofacial anomalies (e.g, cleft lip and palate)
Presence of systemic diseases or syndromes affecting bone metabolism (e.g, osteoporosis, rickets)
Poor oral hygiene or uncooperative patients.
Extensive dental caries or untreated periodontal disease.
Trial design
Parallel
Treatments tested in this trial
Silver nanoparticles
DevicePatients will receive silver-hydroxyapatite nanocoated titanium miniscrews.These miniscrews will be placed in the maxillary bone for en masse retractonof the upper anterior teeth.
uncoated titanium miniscrews
DevicePatients will receive conventional uncoated titanium miniscrews of the same dimensions and design as the intervention of the group1, but without nano-coating.
Treatment groups
Trial outcomes
Primary outcomes
Assessment of the clinical and radiographically success rate of nanocoated versus uncoated orthodontic miniscrews after en masse retraction
Assessment of the clinical and radiographically success rate of nanocoated versus uncoated orthodontic miniscrews after en masse retraction
Secondary outcomes
Assessment of the rate of en masse retraction of the anterior segment of the upper arch
Assessment of the rate of en masse retraction of the anterior segment of the upper arch.
Sponsors and contacts
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