本文介绍作者自行研制的高效声学造影剂ＳＥＣＡ，结合心电触发显像技术，进行静脉路心肌声学造影，旨在提高心肌造影效果，现报告于下。１资料和方法动物准备：健康家犬６只（体重１３～１８ｋｇ，雌雄不拘），戊巴比妥钠３０ｍｇ／ｋｇ，静脉麻醉，气管插管，接呼吸机人... This article describes the authors developed their own high-efficiency acoustic contrast agent SECA, combined with ECG-triggered imaging techniques, venous myocardial contrast echocardiography, designed to improve the myocardial contrast effect, are reported below. 1 Materials and Methods Animal Preparation: 6 healthy dogs (weight 13 ~ 18kg, male and female), pentobarbital sodium 30mg / kg, intravenous anesthesia, endotracheal intubation, then ventilator ...