Mandibular deficiency. Anomalies of jaw-cranial base relationship
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Skeletal class two division one malocclusion with normal upper jaw (SNA=80-84) and deficient mandible (SNB <77). Overjet more than 5 mm
Exclusion criteria
Exclusion criteria: History of previous orthodontic treatment Systemic disease that affect general and skeletal growth Craniofacial syndromes Respiratory problems not related to orthodontics
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| End-Tidal Carbon Dioxide. Timepoint: before intervention, six months after intervention. Method of measurement: Capnography device.;Percent of blood oxigen saturation. Timepoint: Before intervention, six months after intervention. Method of measurement: Pulse oximetery device. | — |
Secondary
| Measure | Time frame |
|---|---|
| Respiration rate. Timepoint: The beginning of the study, six months later. Method of measurement: Capnograph device. | — |
Countries
Iran (Islamic Republic of)
Contacts
Ahvaz University of Medical Sciences