نتایج جستجو برای: Dental amalgam

تعداد نتایج: 162563  

2011
Yurdanur Uçar William A. Brantley

Objective. The purpose of this review paper is to review the literature regarding the toxicology of mercury from dental amalgam and evaluate current statements on dental amalgam. Materials and Methods. Two key-words "dental amalgam" and "toxicity" were used to search publications on dental amalgam biocompatibility published in peer-reviewed journals written in English. Manual search was also co...

2013
Daniel J Dutton Ken Fyie Peter Faris Ludovic Brunel JC Herbert Emery

OBJECTIVE The objective of this study was to quantify the relationship between number of dental amalgam surfaces and urinary mercury levels. METHODS This study uses participant data from a large philanthropic chronic disease prevention program in Calgary, Alberta, Canada. Urine samples were analysed for mercury levels (measured in μg/g-creatinine). T-tests were used to determine if difference...

Journal: :Toxicological reviews 2005
Amy M Brownawell Stanley Berent Robert L Brent James V Bruckner John Doull Eric M Gershwin Ronald D Hood Genevieve M Matanoski Raphael Rubin Bernard Weiss Meryl H Karol

There is significant public concern about the potential health effects of exposure to mercury vapour (Hg(0)) released from dental amalgam restorations. The purpose of this article is to provide information about the toxicokinetics of Hg(0), evaluate the findings from the recent scientific and medical literature, and identify research gaps that when filled may definitively support or refute the ...

2012
Michael J. Wahl

Dental amalgam has been maligned as a filling material, both because of its clinical properties and its alleged effects on systemic health, but reports of its demise have been premature. As of 2008, 57 percent of dentists were placing amalgam (March 2008 Dental Products Report Survey). A large 2011 survey showed that dentists in the United States place more dental amalgam than composite for fir...

Journal: :Journal 2004
Albert O Adegbembo Philip A Watson

AIM To estimate the quantity of dental amalgam that Ontario dentists release into waste water. METHODS Information from a self-administered postal survey of Ontario dentists was combined with the results of other experiments on the weight of amalgam restorations and the quantity of amalgam waste that bypasses solids separators in dental offices. Algorithms were developed to compute the quanti...

Journal: :Australian dental journal 2000
G Chin J Chong A Kluczewska A Lau S Gorjy M Tennant

Dental amalgam is one of the most commonly used materials in restorative dentistry. However, one of its major components, mercury, is of particular concern due to its potential adverse effects on humans and the environment. In this review, the environmental impact of dental amalgam will be discussed, with particular reference to the effects attributed to its mercury component. Mercury commonly ...

Journal: :Journal 2007
Ben Balevi

When I graduated from dental school in 1987, dental amalgam was essentially the only material available for the direct restoration of carious posterior teeth. Dentin bonding was in its first generation of technological development in restorative dentistry, and composite resin restoration of posterior teeth was carried out with caution by some dentists, but avoided by most. Even at that time, th...

Journal: :Journal of dental education 2012
J D Overton Diane J Sullivan

Using the information from remake request slips in a dental school's predoctoral clinic, we examined the short-term survival of Class II resin composite restorations versus Class II dental amalgam restorations. In the student clinic, resin composite is used in approximately 58 percent of Class II restorations placed, and dental amalgam is used in the remaining 42 percent. In the period examined...

A. Monshi, M. H. Fathi, M. Mohammadi, N. Bahremandi Tolou, V. S. Mortazavi,F. Shirani,

Abstract:In recent years, there have been many attempts to improve the properties of dental amalgam. The aim of the present investigation was fabrication and characterization of dental amalgams containing TiO2 nanoparticles and evaluation of their compressive strength, antibacterial and corrosion behavior. In this experimental research, TiO2 nanoparticles (TiO2 NPs) were added to reference amal...

Journal: :The journal of contemporary dental practice 2012
C T Bamise Adeleke O Oginni Michael A Adedigba O O Olagundoye

OBJECTIVE The objective of this study is to evaluate the awareness of patients with dental fillings about the toxicity of mercury in dental amalgam. MATERIALS AND METHODS Adult patients having at least one amalgam filling in their mouth were recruited in the Oral Diagnosis Department of OAUTHC, Ile-Ife Dental Hospital. Participants were recruited consecutively as they report in the clinic. Da...

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