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NDT Solution

A New NDT Technique Called Elastography
Will Help Detect Breast Cancer

Figures 1-3

 

Figure 1

Figure 1 - A modeled strain field. Targets, simulating breast lesions at different depths, are placed on the diagonal of a gelatin block. When compressed from above, the vertical strain field is predicted by the software.

 [ Back to July '97 NDT Solution ]

 

Figure 2a

Figure 2a

 

Figure 2b

Figure 2b

An elastogram of the block is measures (2a) without and (2b) with companding, a noise-reducing process that signal processors use.

[ Back to July '97 NDT Solution ]

 

Figure 3

Figure 3 - Combining proprietary software with an ultrasound simulator, an elastogram is simulated and found to be very similar to the original measured test.

[ Back to July '97 NDT Solution ]

 

Copyright © 1997 by the American Society for Nondestructive Testing, Inc. All rights reserved.

[ Materials Evaluation ]

 

 
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