公开(公告)号：US5129398A

公开(公告)日：1992-07-14

申请号：US476501

申请日：1990-06-08

申请人： Takao Higashiizumi ,  Kazushige Imabeppu

发明人： Takao Higashiizumi ,  Kazushige Imabeppu

IPC分类号： A61B8/08 ,  A61B8/00 ,  A61B8/14 ,  G01N29/04 ,  G01N29/24 ,  G01S7/52 ,  G10K11/34

CPC分类号： G01S15/8927 ,  A61B8/00 ,  G01S7/52046 ,  G10K11/341 ,  G10K11/348

摘要： An ultrasonic diagnostic device according to the present invention in which a driving mechanism for driving vibrators in an opening port for the transmission of ultrasonic waves with weighting can be the one of low cost and low heat loss is characterized in that a plurality of driving signals for driving a plurality of vibrators in an opening port for the transmission of ultrasonic waves are made to have different waveforms from each other for weighting.