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Fiber optic probes for biomedical optical spectroscopy.
Urs Utzinger1, Rebecca R Richards-Kortum
1University of Arizona, Biomedical Engineering and Obstetrics & Gynecology, Tucson, Arizona 85724, USA. utzinger@u.arizona.edu
Journal of Biomedical Optics
|January 25, 2003
Summary
Fiber optic probes are essential for biomedical spectroscopy, especially in complex tissues. This review details probe designs for various optical spectroscopy techniques and beam manipulation technologies.
Area of Science:
- Biomedical Engineering
- Optical Spectroscopy
- Biophotonics
Background:
- Fiber optic probes are critical components in biomedical spectroscopic sensing.
- Optical spectroscopy techniques are widely used for analyzing biological tissues.
- Challenges exist in applying spectroscopy to optically turbid media like tissue.
Purpose of the Study:
- To review the application of fiber optic probes in optical spectroscopy.
- To focus on the specific challenges and solutions for sensing in turbid biological tissues.
- To illustrate probe designs for various spectroscopic methods.
Main Methods:
- Review of existing literature and probe designs.
- Focus on reflectance, polarized reflectance, fluorescence, and Raman spectroscopy.
- Discussion of universal design principles and beam manipulation technologies.
Main Results:
- Detailed illustration of fiber optic probe designs for different spectroscopy types.
- Explanation of technologies for beam deflecting and reshaping.
- Consideration of challenges in sensing turbid media.
Conclusions:
- Fiber optic probes are versatile tools for biomedical spectroscopy in tissues.
- Effective probe design is crucial for successful spectroscopic analysis of turbid media.
- Advancements in beam control enhance the utility of fiber optic probes.