Observation on the effects of Tip-Edge Plus for bimaxillary protrusion
- VernacularTitle:Tip-Edge Plus矫治技术治疗双颌前突畸形的疗效观察
- Author:
Minghui ZENG
- Publication Type:Journal Article
- Keywords:
Tip-Edge Plus technology;
Bimaxillary protrusion;
Cephalometrics;
Orthodontics
- From:
Journal of Chongqing Medical University
2003;0(06):-
- CountryChina
- Language:Chinese
-
Abstract:
Objective:To observe the clinical effects of Tip-Edge Plus appliance in treating bimaxillary protrusion patients and discuss its mechanics. Methods:20 patients with bimaxillary protrusion were treated with Tip-Edge Plus appliance. 4 premolars in all those cases were extracted. The results of cephalometric measurements of pretreatment and posttreatment were statistically analyzed to evaluate orthodontic effects. Results:20 patients received an average of 18 months of treatment,after treatment dental coverage and molar relations of these patients were in the normal range. Analysis of related projects cephalometric showed that patients with lateral outlook improved significantly,SNA,SNB and U1~L1 angle changes in hard tissue with significant difference in cephalometric measurements(P
