Ultrasound transducer with improved rigid backing

Surgery – Truss – Pad

Patent

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Details

310334, 29 2535, A61B 800

Patent

active

052975533

ABSTRACT:
An ultrasound transducer comprising an array of individual piezoelectric transducer elements mounted upon an improved backing comprising rigid polymeric or polymer-coated particles fused into a macroscopically rigid structure having remnant tortuous permeability to provide high acoustic attenuation and to permit fluid passage into the backing structure during fabrication.

REFERENCES:
patent: 4086916 (1978-05-01), Freeman et al.
patent: 4769793 (1988-09-01), Kniest et al.
patent: 4917097 (1990-04-01), Proudian

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