1. Diffraction-Enhanced Computed Tomographic Imaging of Growing Piglet Joints by Using a Synchrotron Light Source
- Author
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Glendon W, Rhoades, George S, Belev, L Dean, Chapman, Sheldon P, Wiebe, David M, Cooper, Adelaine Tf, Wong, and Alan M, Rosenberg
- Subjects
Cartilage, Articular ,Male ,Animals, Newborn ,Predictive Value of Tests ,Swine ,Age Factors ,Animals ,Radiographic Image Interpretation, Computer-Assisted ,Swine Models ,Joints ,Arthrography ,Tomography, X-Ray Computed ,Synchrotrons - Abstract
The objective of this project was to develop and test a new technology for imaging growing joints by means of diffraction-enhanced imaging (DEI) combined with CT and using a synchrotron radiation source. DEI–CT images of an explanted 4-wk-old piglet stifle joint were acquired by using a 40-keV beam. The series of scanned slices was later ‘stitched’ together, forming a 3D dataset. High-resolution DEI-CT images demonstrated fine detail within all joint structures and tissues. Striking detail of vasculature traversing between bone and cartilage, a characteristic of growing but not mature joints, was demonstrated. This report documents for the first time that DEI combined with CT and a synchrotron radiation source can generate more detailed images of intact, growing joints than can currently available conventional imaging modalities.
- Published
- 2015