发明名称 |
Electret acoustic transducer array for computerized ultrasound risk evaluation system |
摘要 |
An electret-based acoustic transducer array is provided and may be used in a system for examining tissue. The acoustic transducer array is formed with a substrate that has a multiple distinct cells formed therein. Within each of the distinct cells is positioned an acoustic transducing element formed of an electret material. A conductive membrane is formed over the distinct cells and may be flexible.
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申请公布号 |
US2004122322(A1) |
申请公布日期 |
2004.06.24 |
申请号 |
US20020323718 |
申请日期 |
2002.12.18 |
申请人 |
BARBARA ANN KARMANOS CANCER INSTITUTE |
发明人 |
MOORE THOMAS L.;FISHER KARL A. |
分类号 |
A61B8/14;B06B1/02;(IPC1-7):A61B8/14 |
主分类号 |
A61B8/14 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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