
US Patent No: 5,417,215
Number of patents in Portfolio can not be more than 2000
Method of tissue characterization by ultrasound
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May 23, 1995
Issued date -
Feb 4, 1994
filing date -
08/191,524
serial no -
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Abstract
An ultrasound method and apparatus for classification of tissue in a region of interest in a body. The raw ultrasound return data is digitized and processed without the need for human visual analysis of pixel-scale video images. Tissue classification is done by correlation of the relative amount of energy in selected frequency bands of the power spectrum of the returned demodulated ultrasound data to that of known tissue samples.
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International Classification(s)
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Cited Art
| Patent Info | (Count) | # Cites | Year |
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| 4,568,827 Light barrier apparatus | 3 | 1983 | |
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| 4,512,195 Ultrasonic living body tissue characterization method | 9 | 1983 | |
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| 5,243,987 Apparatus for obtaining blood backscattering power excluding clutter components | 6 | 1991 | |
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| 4,803,994 Backscatter data collection technique for ultrasound | 18 | 1987 | |