Abstract
This paper reports, the application of synchrotron radiation to basic medicine at SPring-8 involving instrumentation and medical application of imaging and scattering. Emphasis should be laid on X-ray dark-field imaging (DFI) whose goal is clinical diagnosis of organs that have been invisible by ordinary techniques. Development of this technique is under way both at SPring-8 and KEK. The X-ray optics of DFI comprises a Bragg asymmetric monochro-collimator and a Laue case analyzer with a diffraction index of 4 4 0 using the X-ray energy of 35 keV (λ=0.0354nm) in a parallel position. This analyzer that can provide with 80 mm×80 mm view size has 2.15 mm thickness. At present the spatial resolution is around 5-10 μm. Visibility of some organs such as soft bone tissue at excised human femoral head and breast cancer tissue is under test. This preliminary test shows that the DFI seems feasible in clinical diagnosis. Furthermore, a perspective view of application of synchrotron radiation to clinical medicine in Japan will be given.
| Original language | English |
|---|---|
| Pages (from-to) | 1-16 |
| Number of pages | 16 |
| Journal | Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment |
| Volume | 548 |
| Issue number | 1-2 |
| DOIs | |
| Publication status | Published - Aug 11 2005 |
| Event | Proceedings of the 4th International Worhshop on Medical Applications of Synchrotron Radiation MASR 2004 - Duration: Sept 23 2005 → Sept 25 2005 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 3 Good Health and Well-being
Keywords
- Articular
- Clinical application
- Excised human femoral head
- KEK
- Laue diffraction filter
- Monochro-collimator
- Photon factory
- Pseudoclinical diagnosis
- Refraction
- SPring-8
- Synchrotron radiation
- X-ray dark-field imaging
ASJC Scopus subject areas
- Nuclear and High Energy Physics
- Instrumentation
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