搜索结果: 1-15 共查到“医学 Headgear”相关记录35条 . 查询时间(0.051 秒)
Long-Term Outcomes of Class III Treatment with Mandibular Cervical Headgear Followed by Fixed Appliances
Class III malocclusion Mandibular headgear Long-term assessment Cephalometrics
2010/3/5
Objective: To evaluate the stability of the outcomes of mandibular cervical headgear (MCH) and fixed appliance–treated Class III patients at a long-term posttreatment (5 years) observation, compared w...
Early Headgear Effects on the Eruption Pattern of the Maxillary Canines
Maxillary canine Orthodontic treatment Headgear Crowding Radiogrammetry
2010/3/5
Objective: To test the null hypothesis that early headgear (HG) treatment has no effect on the eruption pattern of the maxillary canines in the early mixed dentition.
Materials and Methods: Sixty-e...
Changes In Class II Malocclusions With And Without Occipital Headgear Therapy
Class II Malocclusions Occipital Headgear Therapy
2009/3/14
Changes In Class II Malocclusions With And Without Occipital Headgear Therapy.
Rotation Of Maxillary First Molars With A Modified Oppenheim Headgear
Maxillary First Molars Modified Oppenheim Headgear
2009/3/13
Rotation Of Maxillary First Molars With A Modified Oppenheim Headgear.
Headgear - Modifications And Admonitions.
A Three-year Survey Of Class II Malocclusions With And Without Headgear Therapy
Three-year Survey Class II Malocclusions Headgear Therapy
2009/3/13
A Three-year Survey Of Class II Malocclusions With And Without Headgear Therapy.
Psychology Of The Use Of The Headgear.
Motivation of the Headgear Patient.
Upper Headgear Versus Lower Headgear, Yokes, and Class II Elastics
Upper Headgear Lower Headgear Yokes Class II Elastics
2009/3/8
Upper Headgear Versus Lower Headgear, Yokes, and Class II Elastics.
Stress distributions in the maxillary complex from orthopedic headgear forces
Headgear Biomechanics Stress distribution Suture Finite element analysis
2009/1/12
The present study was conducted to investigate stress distributions in the maxillary complex from headgear forces by means of three-dimensional finite element analysis. A posteriorly-directed force ...
A cephalometric evaluation of nonextraction cervical headgear treatment in Class II malocclusions
Class II division 1 malocclusion Nonextraction Kloehn cervical pull Treatment changes Facebow headgear
2009/1/12
The effects of orthodontic treatment with the use of the cervical pull facebow headgear in patients with Class II malocclusions were evaluated with special reference to the dentition, the maxillar...
Treatment needs following activator-headgear therapy
Treatment needs activator-headgear therapy
2009/1/12
The purpose of this study was to analyze the types and prevalence of malocclusions that remain to be corrected after a period of combined activator-headgear treatment. Study models of all patients...
A holographic study of variations in bone deformations resulting from different headgear forces in a macerated human skull
Headgear Orthopedic effects Skeletal displacement Macerated skull Holography
2009/1/9
The effects of headgear on maxillary displacement and the resulting growth modifications are not completely understood, especially regarding the complex relationships between initial and secondary s...
Sagittal skeletal and dental changes of reverse headgear treatment in Chinese boys with complete unilateral cleft lip and palate
Unilateral complete cleft lip and palate Reverse headgear Sagittal skeletal and dental changes
2009/1/9
Cleft lip and palate patients often develop maxillary retrusion after cleft repair. Maxillary protraction treatment during early childhood helps to achieve more favorable occlusion with positive o...
Changes following the use of protraction headgear for early correction of Class III malocclusion
Treatment changes Posttreatment changes Protraction headgear Early correction Class III malocclusion
2009/1/9
The purpose of this study was to evaluate treatment effects and posttreatment changes following the application of elastic forces from a facemask to the dentition for the early correction of Class...