搜索结果: 1-9 共查到“口腔医学 Elastomeric”相关记录9条 . 查询时间(0.046 秒)
An in vitro comparison of the force decay generated by different commercially available elastomeric chains and NiTi closed coil springs
Orthodontics corrective Orthodontic appliance design
2009/10/16
This in vitro study was designed to compare the forces generated by commercially available elastomeric chains and NiTi closed coil springs, and to determine their force decay pattern. Forty elastomeri...
Force Decay of Elastomeric Ligatures:Influence onUnloading Force Compared to Self-Ligation
Elastomeric Force decay Self-ligation
2010/3/5
Objective: To compare elastomeric ligatures (EL) vs self-ligating (SL) brackets in terms of their effects on the unloading force of a 0.014-inch CuNiTi aligning wire.
Materials and Methods: By simu...
Tensile Bond Strength between Custom Tray and Elastomeric Impression Material
Elastomeric impression material Custom tray Tensile bond strength
2009/9/14
The aim of this study was to investigate how to achieve sufficient and stable adhesive strength between impression material and tray. Impression materials were molded between autopolymerizing resin co...
The effects of 2% alkaline gluteraldehyde solution on the elastic properties of elastomeric chain
Elastic properties Elastomeric chain Disinfection Sterilization
2009/1/14
The effect of two proprietary alkaline gluteraldehyde solutions on the strength (failure load) and the required displacement or stretching to achieve a force of 500g was studied for six types of e...
Force application and decay characteristics of untreated and treated polyurethane elastomeric chains
Polyurethane elastomers Stress-relaxation Residual load Maxwell model
2009/1/12
In this study the effects of prestressing, environmental acidity, oxygen content, and temperature on mechanical properties were measured for three polyurethane-based orthodontic elastomeric chains...
Characteristics of a fluoride-releasing elastomeric chain
Elastomeric module Fluoride Force degradation
2009/1/12
The physical properties and fluoride releasing capabilities of a recently introduced fluoride-containing elastomeric chain (Fluor-I-Chain) have been evaluated and compared to those of a standard gray ...
Friction of Orthodontic Elastomeric Ligatures with Different Dimensions
Friction Orthodontic appliances Orthodontic brackets Orthodontic wires Polyurethanes
2008/11/27
The aim of this study was to evaluate in vitro the effect of variations in the size of elastomeric ligatures on the static frictional resistance generated by orthodontic sliding mechanics under dry ...
Friction Produced by Types of Elastomeric Ligatures in Treatment Mechanics with the Preadjusted Appliance
Orthodontic appliances Orthodontic brackets Orthodontic wires Polyurethanes Friction
2008/11/17
The objective was to compare the frictional forces generated by new nonconventional passive elastomeric ligatures (NCL) and conventional elastomeric ligatures (CL) under dry conditions. An experimen...
Microbiological Evaluation of Elastomeric Chains
Elastomeric chain Microorganisms Contamination
2008/11/7
Objectives: To evaluate in vitro the surface of elastomeric chains of different manufacturers to verify the presence of pathogenic microorganisms at the moment of unpacking and analyze a possible inhi...