use optical measurement of subcutaneous abnormal tissue of portable non-invasive system design...
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Use Optical Measurement of Subcutaneous Abnormal Tissue of Portable Non-invasive System Design
Presenter: Bing-Soug HoAdviser: Jenq-Ruey Horng
Chairman : Hung-Chi Yang
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OUTLINEINTRODUCTIONMATERIALS AND METHODSRESULTFUTURE WORKREFERENCE
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INTRODUCTION
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圖3.99年及100年主要死因死亡人數
42,559
16,513
10,8239,081 9,047
6,726 5,984 5,153 4,631 4,368 3,507
41,046
15,675
10,134 8,211 8,909 6,669 5,197 4,912 4,174 4,105 3,8890
15,000
30,000
45,000
人
100年 99年
1,513
INTRODUCTION
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INTRODUCTIONHospital have examination:
◦Tissue sections
◦X-ray
◦MRI
◦CT
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Non-invasive design:
◦Body’s HB and HBo2 of light absorption
◦Hypodermal 2-3cm
◦Fast measurement
◦Cost down
◦Small and portable
INTRODUCTION
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MATERIALS AND METHODS
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MATERIALS AND METHODS
660 940
Fig.1 Infrared absorption spectrumNIR:近紅外線 (700nm~ 2,000nm)Infrared absorption spectrum:紅外線吸收光譜
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MATERIALS AND METHODS
Fig.2 diffraction & scattering
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MATERIALS AND METHODS
Fig.3 System architecture
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LED660nm(Red) and LED940nm(white):
MATERIALS AND METHODS
1.7cm
LED660nm
LED940nm
Detector
Fig.4
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RESULT
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New Entity
RESULT
Fig.6Fig.5
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Measurement Entity
RESULT
Fig.7
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FUTURE WORKCollect more Phantom data
Indicate tumor direction
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REFERENCE
[1]. Department of Health, Executive Yuan, R.O.C.(TAIWAN) [2]. Zhao, Zhongyao, et al. "Handheld tumor scanner for breast cancer
detection." (2006). [3]. http://www.bli.uci.edu/ntroi/pubs/pdf/si_recipe.pdf [4]. Lelia Adelina Paunescu ” TISSUE BLOOD FLOW AND
OXYGEN CONSUMPTION MEASURED WITH NEAR-INFRARED FREQUENCY-DOMAIN SPECTROSCOPY” Submitted in partial fulfillment of the requirements for the degree of Doctor of Philosophy in Biophysics and Computational Biology in the Graduate College of the University of Illinois at Urbana-Champaign, 2001