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Nondestructive assessment of the inhibition of enamel demineralization by CO2 laser treatment using polarization sensitive optical coherence tomography
SPIE Digital Library (Sep 16 2008) Dentistry Explore Article
Dennis J. Hsu, Cynthia L. Darling, Margarita M. Lachica et al. Studies have shown that lasers can be used to modify the chemical composition of tooth enamel to render it less soluble. The purpose of this study was to determine if polarization-sensitive optical coherence tomography (PS-OCT) can be used to nondestructively assess the inhibition of demineralizatio ... [J. Biomed. Opt. 13, 054027 (2008)] published Tue Sep 16, 2008. (Read Full Article)
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Near-infrared imaging of developmental defects in dental enamel
SPIE Digital Library (Jul 28 2008) Dentistry Explore Article
Krista Hirasuna, Daniel Fried, and Cynthia L. Darling Polarization-sensitive optical coherence tomography (PS-OCT) and near-infrared (NIR) imaging are promising new technologies under development for monitoring early carious lesions. Fluorosis is a growing problem in the United States, and the more prevalent mild fluorosis can be visually mistaken for ... [J. Biomed. Opt. 13, 044011 (2008)] published Mon Jul 28, 2008. (Read Full Article)
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Non-destructive assessment of inhibition of demineralization in dental enamel irradiated by a = 9.3-µm CO2 laser at ablative irradiation intensities with PS-OCT
www3.interscience.wiley.com (Jun 21 2008) Dentistry Explore Article
Background and Objective Polarization sensitive optical coherence tomography (PS-OCT) has great promise for the non-destructive assessment of the efficacy of anti-caries agents such as fluoride and thermal laser treatments on enamel surfaces. The purpose of this study was to demonstrate that PS-OCT can be used to measure demineralization in craters/incisions prepared in enamel by a CO2 laser operating at the high irradiation intensities required for cavity preparations. Materials and Methods ... (Read Full Article)
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High-resolution Ps-oct of enamel remineralization
SPIE Digital Library (Feb 11 2008) Dentistry Explore Article
Anna M. Can, Cynthia L. Darling, and Daniel Fried Previous studies have demonstrated that Polarization Sensitive Optical Coherence Tomography (PS-OCT) can be used to image the remineralization of early artificial caries lesions. However, the depth resolution of the imaging system employed in those previous studies was limited and the outer surface ... [Proc. SPIE Int. Soc. Opt. Eng. 6843, 68430T (2008)] published Mon Feb 11, 2008. (Read Full Article)
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Imaging laser irradiated enamel surfaces with polarization sensitive optical coherence tomography
SPIE Digital Library (Feb 11 2008) Dentistry Explore Article
Dennis J. Hsu, Cynthia L. Darling, and Daniel Fried Several studies have shown that lasers can be used to modify the surface morphology and chemical composition of tooth enamel to render it less soluble. Other studies have shown that Polarization Sensitive Optical Coherence Tomography (PS-OCT) can be used to non-destructively measure the efficacy of ... [Proc. SPIE Int. Soc. Opt. Eng. 6843, 68430N (2008)] published Mon Feb 11, 2008. (Read Full Article)
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Imaging natural and artificial demineralization on dentin surfaces with polarization sensitive optical coherence tomography
SPIE Digital Library (Feb 11 2008) Dentistry Explore Article
Saman K. Manesh, Cynthia L. Darling, and Daniel Fried The purpose of this study was to assess the potential of polarization sensitive optical coherence tomography (PS-OCT) to measure non-destructively the severity of natural and artificial caries lesions in dentin and determine the efficacy of intervention with anti-caries agents. Although several stud ... [Proc. SPIE Int. Soc. Opt. Eng. 6843, 68430M (2008)] published Mon Feb 11, 2008. (Read Full Article)
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Optical detection dental disease using polarized light
PatFT » Page 1 of 1 (Feb 18 2003) Dentistry , Patents Explore Article
A polarization sensitive optical imaging system is used to detect changes in polarization in dental tissues to aid the diagnosis of dental disease such as caries. The degree of depolarization is measured by illuminating the dental tissue with polarized light and measuring the polarization state of the backscattered light. The polarization state of this reflected light is analyzed using optical polarimetric imaging techniques. A hand-held fiber optic dental probe is ... (Read Full Article)
Comment on Article Mentions: Lawrence Livermore National Laboratory Matthew J. Everett Luiz B. Da Silva






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