搜索结果: 1-15 共查到“医学 Tooth size”相关记录20条 . 查询时间(0.125 秒)
Thresholds for Clinically Significant Tooth-Size Discrepancy
Tooth-size discrepancy Anterior ratio Overall ratio Maxillary correction Mandibular correction
2010/3/5
Objective: To determine an appropriate threshold for clinically significant tooth-size discrepancy using both a Bolton standard deviation (SD) definition and a millimetric definition.
Materials and...
Asymmetry in Tooth Size：A Factor in the Etiology, Diagnosis and Treatment of Malocclusion
Asymmetry Tooth Size Factor Etiology Diagnosis Malocclusion
2009/3/17
Asymmetry in Tooth Size: A Factor in the Etiology, Diagnosis and Treatment of Malocclusion.
Disharmony In Tooth Size And Its Relation To The Analysis And Treatment Of Malocclusion
Disharmony Tooth Size Malocclusion
2009/3/15
Disharmony In Tooth Size And Its Relation To The Analysis And Treatment Of Malocclusion.
Arch Width, Arch Length, And Tooth Size In Young Adult Males
Arch Width Arch Length Tooth Size Young Adult Males
2009/3/13
Arch Width, Arch Length, And Tooth Size In Young Adult Males.
Agenesis and Tooth Size in the Permanent Dentition
Agenesis Tooth Size Permanent Dentition
2009/3/10
Agenesis and Tooth Size in the Permanent Dentition.
Tooth Size and Tooth Formation in Children with Advanced Hypodontia
Tooth Size Tooth Formation Children with Advanced Hypodontia
2009/3/9
Tooth Size and Tooth Formation in Children with Advanced Hypodontia.
Reliability of the Bolton tooth-size analysis when applied to crowded dentitions
Bolton Tooth-size analysis Needle-pointed dividers Boley gauge Reliability
2009/1/12
The Bolton tooth-size analysis is widely taught and used in orthodontics. However, its reliability has not been documented. The purpose of this study was to evaluate the reliability of the analysi...
The use of tooth thickness in predicting intermaxillary tooth-size discrepancies
Tooth-size discrepancy Bolton analysis
2009/1/7
Intermaxillary tooth-size discrepancies can be assessed using a diagnostic setup or predicted using a mathematical formula, such as the Bolton analysis. However, variations in tooth thickness may prod...
Mesiodistal Crown Dimensions and Tooth Size Discrepancy of the Permanent Dentition of Dominican Americans
Tooth size Tooth size discrepancy Bolton ratios Dominican Americans
2009/1/4
The purpose of the study was to establish normative data on the mesiodistal crown dimensions of Americans of Dominican background. The Bolton tooth size analysis was performed on a sample of 54 Domini...
Tooth-Size Reduction Associated with Occurrence of Palatal Displacement of Canines
Tooth eruption ectopic Canine impacted Tooth size Odontometry
2008/12/29
This study investigates mesiodistal crown size of the maxillary and mandibular incisors of patients with palatally displaced canines (PDC). Pretreatment dental casts of orthodontic patients with PDC...
Bolton Anterior Tooth Size Discrepancies Among Different Malocclusion Groups
Tooth size discrepancy Bolton analysis Bolton ratio Tooth size analysis Brazil
2008/12/19
Orthodontic treatment comprises different phases with unique characteristics and challenges. The orthodontic “finishing” phase is recognized for the multitude of details necessary to achieve an exce...
Evaluation of the Validity of Tooth Size and Arch Width Measurements Using Conventional and Three-dimensional Virtual Orthodontic Models
Dental models Diagnostic errors Observer variation OrthoCAD Orthodontics
2008/12/19
Measurements and different analyses of dental casts are essential for precise diagnosis of an orthodontic case. At present, virtual computerized models, such as OrthoCAD, are available for clinician...
The Effect of Premolar Extractions on Tooth Size Discrepancies
Bolton index Extraction Premolar
2008/12/15
The purpose of this study is to investigate the effect of premolar extractions on tooth size discrepancy. A total of 213 plaster casts were divided into a Bolton big (BB), a Bolton normal (BN) and a...
Standardizing Interarch Tooth-Size Harmony in a Syrian Population
Tooth-size analysis Bolton analysis Interarch ratio
2008/12/4
The Bolton analysis is considered to be a good indicator for evaluating the degree of intermaxillary tooth-size harmony, but the possibility of ethnic variation of these values should be examined....
A Comparison of 3 Computerized Bolton Tooth-Size Analyses With a Commonly Used Method
Bolton Tooth-size analysis Vernier calipers QuickCeph Hamilton Tooth Arch System (HATS)
2008/12/3
Four methods of conducting overall and anterior Bolton tooth-size analyses were compared using 22 (11 pretreatment and 11 posttreatment) sets of models. No more than 3 mm of crowding existed in an...