The structure of the injection mould for the valve tee was introduced.
介绍了阀体三通管注射模的结构。
Objective To evaluate the clinical value of Intraoperative transesophageal echocardiography (TEE) in cardiac valve repair or replacement.
目的：评价术中经食管超声心动图(T EE)在心脏瓣膜成形、置换术中的临床价值。
Methods Intraoperative TEE was performed in 97 patients with cardiac valve insufficiency.
方法：对97例心脏瓣膜手术的患者予以tee术中监测。
The simple well head assembly newly developed is comprised of protection flange, pup joint, clip, gate valve, tee joint and anti-vibration pressure meter.
研制的简易酸化井口装置由保护法兰、过渡短节、卡箍、闸阀、三通和抗振压力表等组成。
Through needle valve can change the tee cross-sectional of low-flow adapter, thus changing the sample flow, and thus able to meet the requirements of toxicology sampling norms.
通过在一定的范围内人为改变低流量适配器三通旁支管的断面面积来改变采样流量，从而满足对酯类、腈类等气体采样规范的要求。
To evaluate the value of transthoracic (TTE) and transesophageal echocardiography (TEE) in detecting the calcification of early senile degenerative aortic valve.
目的评价和对比经胸(TEE)和经食管(TEE)超声心动图诊断老年人主动脉瓣周钙化的价值。
Conclusion Compared with TTE, TEE can diagnose mitral valve prolapse more accurately.
结论TEE能较tte更准确地诊断二尖瓣脱垂。
Conclusion Compared with TTE, TEE can diagnose mitral valve prolapse more accurately.
结论TEE能较tte更准确地诊断二尖瓣脱垂。
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