BUNSEKI KAGAKU
Print ISSN : 0525-1931
Technical Paper
Fully automated FTIR analysis system for kidney stones and gallstones with the Smart-Tech technique
Chihiro JINKiyokazu FUKUDAHaruhiko SATOHAkira SAITOH
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2004 Volume 53 Issue 7 Pages 735-741

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Abstract
The clinical analysis of kidney or gallstones is important, not only to obtain qualitative data, but also to obtain the proportions of the main components such as calcium oxalate, calcium phosphate, cholesterol and Calcium bilirubinate. For the rapid analysis of stones, an auto-identification system for kidney and gallstones was developed using FT-IR and the Smart Tech technique, a modified reflection analysis method. The sample stone is rubbed on a metal plate and the plate set into the Smart Tech accessory. The metal sample plate is irradiated with IR light and the spectrum of the sample is obtained without making a KBr pellet. The Smart Tech accessory is an automated sample-measurement system, and up to six hundred samples can be sequentially analyzed by this system. In addition, a dedicated software to identify and quantify the measured samples was developed to simultaneously identify and quantitatively analyze the kidney or gallstones. This paper demonstrates a good correlation between the conventional KBr pellet method and this automated system.
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© The Japan Society for Analytical Chemistry 2004
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