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US07766848B2 Medical ultrasound transducer having non-ideal focal region 有权
具有非理想焦点区域的医用超声波换能器

Medical ultrasound transducer having non-ideal focal region
Abstract:
A mechanically formed transducer capable of producing a non-ideal focal region is described. The transducer has a plurality of piezoelectric elements suspended in an epoxy and heat molded into a desired shape. One or more shaped irregularities in the transducer provides for a mechanically induced non-ideal focal field without the need for electronic steering or lens focusing. Systems and methods of making the same are also described.
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