搜索结果: 1-9 共查到“口腔医学 Contamination”相关记录9条 . 查询时间(0.07 秒)
Effect of sodium hypochlorite contamination on microhardness of dental core build-up materials
Composite Degradation Microhardness
2010/11/29
This study aimed to determine the influence of sodium hypochlorite (NaOCl) contamination on the microhardness of build-up composites. Fifty-two samples, from each of three build-up materials (LuxaCore...
Bacterial, fungal and yeast contamination in six brands of irreversible hydrocolloid impression materials
Dental materials Microbiology Infection control
2009/10/19
This study assessed the level of contamination of six commercially available irreversible hydrocolloids (two containing chlorhexidine) and identified the contamination present in the materials. Petri ...
Water and Saliva Contamination Effect on Shear Bond Strength of Brackets Bonded with a Moisture-Tolerant Light Cure System
Moisture Brackets Shear bond strength
2010/3/5
Objective: To evaluate the effects of water and saliva contamination on shear bond strength of brackets bonded with a moisture-tolerant light cure system.
Materials and Methods: Brackets were bonded ...
Effect of contamination and etching on enamel bond strength of new light-cured glass ionomer cements
Light-cured glass ionomer cements Shear bond strength Contamination
2009/1/7
The effect of water and saliva contamination on the bond strength of metal orthodontic brackets cemented to etched (10% polyacrylic acid) and unetched human premolar enamel was investigated. Two bon...
The Effect of Saliva Contamination on Shear Bond Strength of Orthodontic Brackets When Using a Self-Etch Primer
Saliva Contamination
2008/12/26
The purpose of this study was to assess the effect of saliva contamination on the shear bond strength of orthodontic brackets, at various stages of the bonding procedure using a new self-etch prim...
Possibility of Blood and Hepatitis B Contamination Through Aerosols Generated During Debonding Procedures
Aerosols Occult blood Infectious agents Viral infections Hepatitis B.
2008/12/19
The primary purpose of this study was to investigate the presence of blood or blood elements in aerosols generated during the debonding procedures. The presence of three hepatitis B carriers in th...
Efficacy of Using Self-etching Primer with a 4-META/MMA-TBB Resin Cement in Bonding Orthodontic Brackets to Human Enamel and Effect of Saliva Contamination on Shear Bond Strength
Self-etching primer Phosphoric acid etching Saliva contamination Shear bond strength 4-META/MMA-TBB resin
2008/12/11
The objective of this study was (1) to evaluate the effectiveness of Megabond when used with Superbond C&B, a 4-methacryloloxyethyl trimellitate anhydride (4-META)/methyl methacrylate (MMA)-tri-n-bu...
Saliva Contamination Effect on Shear Bond Strength of Self-etching Primer with Different Debond Times
Self-etching primer Saliva contamination Debond time Bond strength
2008/11/7
Objective: To evaluate shear bond strengths (SBSs) of a self-etching primer (SEP) following saliva contamination at different stages of bonding at debond times of 5, 15, and 30 minutes and 24 hours.Ma...
Artificial Saliva Contamination Effects on Bond Strength of Self-etching Primers
Self-etching primer Saliva contamination Bond strength
2008/11/6
Objective: To test the hypothesis that there is no difference in the bond strength with or without contamination with artificial saliva when using two different self-etching primers (Transbond Plus an...
