本文介绍130例次心脏声学造影(静脉注入1.5%H_2O_2法),该法安全、经济、显影清楚、付作用少,乐于为患者接受。所用浓度较小,很少出现二次反射,可避免假阳性。对紫绀型先天性心脏病的诊断很有价值,为较有前途的非侵入性心脏检查方法之一。 This article describes 130 cases of cardiac contrast echocardiography (intravenous 1.5% H_2O_2 method), the method is safe, economical, clear imaging, pay less, willing to accept for patients. The concentration used is small, rarely secondary reflections, to avoid false positives. Diagnosis of cyanotic congenital heart disease is valuable for the more promising non-invasive cardiac examination.