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Activator 治疗骨性Ⅱ类畸形的临床应用
骨性Ⅱ类错牙合 Activator 生长发育高峰前期
2014/3/18
采用Activator 矫治骨性Ⅱ类错牙合，以评价矫治器对颅颌面部软硬组织的影响，探讨Activator 矫治器的作用机制。方法 30 例生长发育高峰前期的骨性Ⅱ类错牙合患者作为治疗组，应用Activator 矫治器进行功能性矫形治疗；20 例同龄骨性Ⅱ类错牙合畸形的志愿者，作为对照组。收集治疗前后的X 线头颅侧位片进行头影测量分析，使用SPSS 11.0 统计软件对数据进行配对t 检验分析。...
Osteoprotegerin and Ligand of Receptor Activator of Nuclear Factor
Tooth movement RANKL OPG Ovariectomy Periodontal ligament
2010/3/5
Objective: To test the null hypothesis that increased tooth displacement in ovariectomized rats is not related to differential expressions of OPG and RANKL in the periodontium.
Materials and Method...
Cephalometric Observations In Class II, Division I Malocclusions Treated With The Activator
Cephalometric Observations Class II Malocclusions Activator
2009/3/12
Cephalometric Observations In Class II, Division I Malocclusions Treated With The Activator.
The Mandibular Plane Angle in Activator Treatment
Mandibular Plane Angle Activator Treatment
2009/3/8
The Mandibular Plane Angle in Activator Treatment.
Treatment Effects of Fränkel, Activator and Extraoral Traction Appliances
Treatment Effects Frä nkel Activator Extraoral Traction Appliances
2009/3/2
A statistical comparison of some effects of Fränkel, activator and extraoral traction therapy. Maxillary retraction was greatest with high-pull headgear. Lower face height was too variable to...
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...
Effects of Early Activator Treatment in Patients with Class II Malocclusion Evaluated by Thin-Plate Spline Analysis
Thin-plate spline analysis Morphometrics Class II malocclusion Activator treatment
2008/12/26
The aim of the present longitudinal cephalometric study was to evaluate the dentofacial shape changes induced by activator treatment between 9.5 and 11.5 years in male Class II patients. For a rig...
Effective Condylar Growth and Chin Position Changes in Activator Treatment：A Cephalometric Roentgenographic Study
Condylar growth Chin position changes Skeletal treatment effects Class II treatment Activator
2008/12/26
Effective condylar growth (a summation of condylar remodeling, glenoid fossa remodeling, and condylar position changes within the fossa) and its influence on the position of the chin was analyzed ...
Temporomandibular Joint Effects of Activator Treatment：A Prospective Longitudinal Magnetic Resonance Imaging and Clinical Study
Magnetic resonance imaging Temporomandibular joint TMD Class II Activator Orthodontic treatment
2008/12/26
The aim of this prospective longitudinal clinical and magnetic resonance imaging (MRI) study was to analyze the effect of Activator treatment on the disc-condyle complex and the posterior attachme...
The Effect of Mandibular Protrusive（Activator）Appliances on Articular Eminence Morphology
Functional appliances Articular eminence morphology
2008/12/23
In studying the response of the glenoid fossa to mandibular protrusive appliances, apart from the condyle, much attention has been focused on what happens to the posterior wall of the fossa (postgle...
Comparative Evaluation of a New Removable Jasper Jumper Functional Appliance vs an Activator-Headgear Combination
Class II correction Functional treatment Jasper Jumper appliance Activator Extraoral force
2008/12/19
The aim of this study was to comparatively evaluate the effects of an activator-headgear (HG) combination to a Jasper Jumper (JJ) plus occipital HG, which was incorporated into removable upper and...
An Analysis of the Corrective Contribution in Activator Treatment
Functional therapy Activator
2008/12/16
This retrospective study (1) cephalometrically investigates the effectiveness of activator therapy, (2) evaluates the contribution of skeletal growth in the self-correction of the Class II malocclus...
Stability of Class II, Division 1 Treatment with the Headgear-Activator Combination Followed by the Edgewise Appliance
Headgear-activator treatment stability Treatment relapse
2008/12/15
This study assessed the stability of the headgear-activator combination treatment, followed by edgewise mechanotherapy, 5.75 years after treatment. The experimental group consisted of 23 patients ...
Dentoskeletal Effects and “Effective” Temporomandibular Joint, Maxilla and Chin Changes in Good and Bad Responders to van Beek Activator Treatment
Class II treatment van Beek activator Headgear activator Dentofacial orthopedics Treatment success
2008/11/3
Objective: To assess possible differences in dentoskeletal effects and “effective” temporomandibular joint, maxilla, and chin changes between good and bad responders to van Beek activator treatment.Ma...