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.
申请公布号
US5297553(A)
申请公布日期
1994.03.29
申请号
US19920949719
申请日期
1992.09.23
申请人
ACUSON CORPORATION
发明人
SLIWA, JR., JOHN W.;AYTER, SEVIG;SRIDHAR, CHAMPA G.;MOHR, III, JOHN P.;HOWARD, SAMUEL M.;IKEDA, MICHAEL H.