搜索结果: 16-30 共查到“医学 Appliance”相关记录77条 . 查询时间(0.175 秒)
Four case reports demonstrating different responses to treatment with the Fränkel appliance in varied situations.
Maxillary Skeletal and Dental Change With Fränkel Appliance Therapy
EXPANSION FUNCTIONAL REGULATOR (FR) IMPLANT MAXILLA PALATAL SUTURE
2009/3/2
An implant study using postero- anterior cephalometric radiographs to evaluate expansion effects of the Frankel appliance. Significant alveolar and apical base expansion was found in the treatment...
Frontal Facial Changes with the Fränkel Appliance
CEPHALOMETRICS FRANKEL FRONTAL VIEW FUNCTIONAL APPLIANCE WIDTH
2009/2/26
A study of 50 cases treated with the Fränkel appliance shows significantly greater increase in bigonial width and related decrease in frontofacial taper as seen in the P–A cephalometric view ...
Is Herbst-Multibracket Appliance Treatment More Efficient in Adolescents than in Adults?
Efficiency Herbst therapy Adolescents Adults
2010/3/5
Objective: To determine whether Herbst treatment is more efficient in adolescent than in adult Class II division 1 subjects.
Materials and Methods: All Class II division 1 patients with a full seco...
Preventive Effect of Ozone on the Development of White Spot Lesions during Multibracket Appliance Therapy
Orthodontics Demineralization White spots Ozone DIAGNOdent QLF
2010/3/5
Objective: To test the null hypotheses: (1) there is no difference in the caries protective effect of ozone and Cervitec/Fluor Protector during multibracket (MB) appliance therapy, and (2) DIAGNOdent ...
Pain Experience during Initial Alignment with a Self-Ligating and a Conventional Fixed Orthodontic Appliance System
Pain Orthodontic Self-ligating Appliance
2010/3/5
Objectives: To test the hypotheses that (1) there is no difference in the pain experience during the week following initial placement of two orthodontic appliances (SmartClip™ and Victory™...
Skeletal changes associated with extraoral appliance therapy: an evaluation of 200 consecutively treated cases
Extraoral force Cervical headgear “Combi” headgear Vertical skeletal relationship Maxillo-mandibular horizontal discrepancy
2009/1/23
Questions exist concerning the degree to which orthodontic treatment alters facial form. This study has attempted to discern changes in several measures of vertical facial form which might be influe...
Orthodontic forces generated by a simulated archwire appliance evaluated by the Finite Element Method
Finite element method Orthodontic forces Appliance analysis Stress analysis
2009/1/23
The finite element method has been used to determine the stress distribution generated by the initial placement of a simulated preset bracket-type orthodontic appliance utilizing titanium-nickel all...
Orthodontic bone remodeling in relation to appliance decay
Orthodontic bone remodeling appliance decay
2009/1/12
This study examined alveolar bone turnover and orthodontic tooth movement after appliance decay. One group of rats (N=54) received orthodontic force (40 g initial activation) while the other (N=36...
Case Report：Modified use of the Jasper Jumper appliance in a skeletal Class II mixed dentition case requiring palatal expansion
Jasper Jumper Skeletal Class II Palatal expansion
2009/1/8
The Jasper Jumper appliance provides a method of Class II correction with an active force component that the patient cannot remove. A modification of classic Jasper Jumper usage is illustrated in a ...
Distal molar movement using the pendulum appliance. Part 2：The effects of maxillary molar root uprighting bends
Class II malocclusion Pendulum appliance Distal molar movement Root uprighting Expansion Second molar position Maxillary molar root movement
2009/1/8
A clinical study was recently undertaken to evaluate the dental and skeletal effects of the pendulum appliance (PA). In the present study, the appliance was modified by incorporating an uprighting...
Distal molar movement using the pendulum appliance. Part 1：Clinical and radiological evaluation
Class II malocclusion Pendulum appliance Distal molar movement Second molar position
2009/1/8
Intra-arch distal molar movement techniques have recently assumed an important role in clinical orthodontics. In this study, the dental and skeletal effects of the pendulum appliance, applying 200 t...
Effects of a myofunctional appliance on orofacial muscle activity and structures
Oral dysfunction Oral shield treatment Electromyography Cephalometrics
2009/1/8
The aim of the study was to examine the effect of an oral shield treatment on orofacial muscle activity and facial morphology in children with lip and/or tongue dysfunction. The sample consisted o...
Maxillary protraction and chincap appliance treatment effects and long-term changes in skeletal Class III patients
Skeletal Class III Orthopedic appliance Maxillary protraction appliance Chincap Long-term effects
2009/1/7
The purpose of this study was to investigate the orthopedic effects of combined maxillary protraction appliance (MPA) and chincap therapy on growing Japanese girls and the posttreatment changes af...
Effect of appliance reactivation after decay of initial activation on osteoclasts, tooth movement, and root resorption
Orthodontic tooth movement Osteoclasts Histomorphometry Alveolar bone Root resorption
2009/1/7
Clinical orthodontists frequently reactivate appliances following decay. Studies of tooth movement and tissue responses following reactivations indicate that linear tooth movement and rapid recruitm...