functional mouth breathing functional mouth breathing , nasal breathing , myofunctional treatment ,cephalometric x-ray, study model
Conditions
Interventions
MB-M group (functional mouth breathers with myofunctional treatment, n:75) ,MB-N group (functional mouth breathers with no treatment, n:70),NB group (nasal breathers with no treatment, n:79)
Experimental Device,Active Comparator No treatment,Placebo Comparator No treatment
functional mouth breathing with myobrace,functional mouth breathing without treatment ,Nasal breathing
Sponsors
Hospital of stomatology -Xian Jiaotong university
Eligibility
Sex/Gender
All
Age
5 Years to 10 Years
Inclusion criteria
Inclusion criteria: Inclusion criteria included: age from 5 to 10 years; normal BMI, 18.5-24.9, Class 1 molar relationship , ANB angle :1-4 degree, SNA angle :79-85 degree , normal vertical growth
Exclusion criteria
Exclusion criteria: Confirmed syndromes and neurologic disorders; previous orthodontic therapies and temporomandibular joint disorders; hypotonia or hyperactivity of the jaw muscles; sleep-disordered breathing(SDB); allergy problems; tongue-tie problems; adenotonsillar hyperplasia, turbinate hyperplasia
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Cephalometric x-ray measurement Immediately during data collection The cephalometric radiographs were analyzed with Dolphin 11.5 (Dolphin Imaging and Management Solutions, Chatsworth, Calif).angle such as ANB,SNA ,FMA were measured. | — |
Secondary
| Measure | Time frame |
|---|---|
| Study model measurements Immediately during data collection The study models were measured with digital calipers (Tesa Technology, Renens, Switzerland; resolution 0.01 mm),Model measurements included CC: Canines width of maxilla; MM: Molars width of maxilla | — |
Countries
China
Contacts
Public ContactFei Wang
Xian jiaotong university
Outcome results
None listed