Surgery – Diagnostic testing – Detecting nuclear – electromagnetic – or ultrasonic radiation
Reexamination Certificate
2005-01-25
2005-01-25
Imam, Ali (Department: 3737)
Surgery
Diagnostic testing
Detecting nuclear, electromagnetic, or ultrasonic radiation
Reexamination Certificate
active
06846290
ABSTRACT:
Diagnostic ultrasound is used to measure distance from a transducer to selected tissue structure. In one arrangement, the focal point of a high intensity focused ultrasound transducer is adjusted in accordance with measured distance to the selected tissue structure. In a second arrangement a transducer transport apparatus moves a transducer to maintain a selected distance from tissue structure.
REFERENCES:
patent: 4484569 (1984-11-01), Drillere et al.
patent: 6039689 (2000-03-01), Lizzi
patent: 6238342 (2001-05-01), Feleppa et al.
Ketterling Jeffrey A.
Lizzi Frederic L.
Muratore Robert
Baker & Botts LLP
Imam Ali
Riverside Research Institute
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