ANALYSES OF AMALGAM-TOOTH INTERFACE USING ELECTRON MICROPROBE

被引:26
作者
WEI, SHY
INGRAM, MJ
机构
[1] Department of Pedodontics, College of Dentistry and Department of Physiology and Biophysics, College of Medicine, University of Iowa, Iowa City
关键词
D O I
10.1177/00220345690480022801
中图分类号
R78 [口腔科学];
学科分类号
1003 ;
摘要
The electron microprobe was used to study tooth discoloration caused by old silver amalgam fillings. Oscilloscopic displays were obtained for the distribution of tin, silver, and mercury. In addition, a linear graphic display technic on the Enhancitron was used. The oscilloscopic displays showed the migration of tin from the amalgam into the enamel and dentin as opposed to silver or mercury, or both. These findings confirm that tooth discoloration is due to the presence of tin from the process of corrosion rather than from mercury. © 1969, Sage Publications. All rights reserved.
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页码:317 / &
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