我院于1982年3月至5月在临床上应用由中国科学院声学研究所与北京铁路总医院协作研制成功的我国第一台小型电子听诊器(DTQ-3型电子听诊器),做了20例心脏听诊的临床应用,现将结果报告如下:一、一般资料20例均为住院患者,男性16例、女性4例,年龄由7岁至75岁,心脏杂音有轻中重三级,病种有: Our hospital in March 1982 to May in clinical application by the Institute of Acoustics, Chinese Academy of Sciences and Beijing Railway General Hospital successfully developed the first small electronic stethoscope (DTQ-3 electronic stethoscope), made 20 cases of heart Auscultation clinical application, the results are reported as follows: First, the general information of 20 patients were hospitalized patients, 16 males and 4 females, aged from 7 to 75 years old, heart murmur light and heavy three levels, the disease has :