搜索结果: 1-13 共查到“口腔正畸学 Nonextraction”相关记录13条 . 查询时间(0.136 秒)
A Comparative Cephalometric Study of Class II, Division 1 Nonextraction and Extraction Cases
Class II Division 1 Nonextraction Extraction Cases
2009/3/8
A Comparative Cephalometric Study of Class II, Division 1 Nonextraction and Extraction Cases.
The effects of premolar-extraction: A long-term comparison of outcomes in“clear-cut”extraction and nonextraction Class II patients
Premolar extraction Nonextraction Profile Craniomandibular disorders Growth Relapse
2009/1/13
Discriminant analysis was used to assess the anatomical basis of the extraction/nonextraction decision in 238 former Saint Louis University Class II edgewise patients. The resulting discriminant s...
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...
Comparisons of the dental arch changes in patients with Class II, division 1 malocclusions：extraction vs nonextraction treatments
Dentition Posttreatment changes Extractions Class II division 1.
2009/1/12
Treatment and posttreatment changes in the dental arches of patients with Class II, division 1 malocclusions were evaluated. Half the patients (N=46) were treated with a nonextraction approach; trea...
Stability of the palatal rugae as landmarks for analysis of dental casts in extraction and nonextraction cases
Palatal rugae Stability Dental cast analysis
2009/1/9
To determine whether the positions of the palatal rugae were affected by orthodontic therapy, pre- and posttreatment maxillary dental casts of 57 adult patients treated in the graduate orthodontic...
Long-Term Profile Changes Associated with Successfully Treated Extraction and Nonextraction Class II Division 1 Malocclusions
Soft tissue profile Extraction Nonextraction Post-treatment Post-ret
2008/12/29
This study was undertaken to compare the post-treatment and long-term soft tissue profiles of successfully managed and stable Class II, division 1 malocclusions treated with either 4 first premola...
Extraction vs Nonextraction：Arch Widths and Smile Esthetics
Smiles Esthetics Extraction Nonextraction Arch width
2008/12/19
Dental casts of 30 patients treated with extraction and 30 patients without extraction of four first premolars were randomly selected to determine changes in arch width as a result of treatment. Arc...
Effects of Extraction and Nonextraction Treatment on Class I and Class II Subjects
Extraction Nonextraction
2008/12/17
This study aims to examine the profile as well as the dentoalveolar and skeletal effects of extraction or nonextraction treatment in a wide range of patients including Class I and Class II, divisi...
Lip Curve Changes in Females with Premolar Extraction or Nonextraction Treatment
Premolar extraction Nonextraction Soft tissue
2008/12/8
Changes in lip curvature resulting from treatment have been largely ignored in orthodontic literature. The focus instead has been primarily directed at retraction of the vermilion border and changes...
Arch Width Changes in Extraction and Nonextraction Treatment in Class I Patients
Arch width changes Extraction vs nonextraction
2008/12/4
The aim of this retrospective study was to examine the dental arch width changes of extraction and nonextraction treatment in Class I patients. The study was performed on pretreatment and posttrea...
Nonextraction Treatment of Upper Canine–Premolar Transposition in an Adult Patient
Nonextraction Canine Adult patient Transposition
2008/11/27
This article reports the successful treatment of a unilateral maxillary canine and first premolar transposition without the extraction of the premolar in an adult patient. A female patient, 21 yea...
Posttreatment Occlusal Variability Among Angle Class I Nonextraction Patients
Objective Grading System Posttreatment Occlusion Variability Class I malocclusion Nonextraction
2008/11/6
Objective: To test the hypothesis that variability among posttreatment Angle Class I, nonextraction patients is not related to patient and treatment factors.Materials and Methods: One hundred thirty-e...
Nonextraction Treatment with Rapid Maxillary Expansion and Mandibular Symphyseal Distraction Osteogenesis and Vertical Skeletal Dimensions
Mandibular symphyseal distraction osteogenesis Rapid maxillary expansion Non-extraction treatment Vertical dimension
2008/11/4
Objective: To investigate the effects of rapid maxillary expansion (RME) and mandibular symphyseal distraction osteogenesis (MSDO) on vertical dimensions of the face.Materials and Methods: Fourteen pa...