direct view tube是什么意思

用法例句

Objective To design a device for direct vision intracardiac operation without cardiopulmonary bypass,and assess its applicability preliminarily.

目的设计在非体外循环情况下进行心内直视手术的特殊装置,并对其实用性进行初步观察。

The anatomic study and clinical application of euthyphoria reduction and percutaneous cannulated screws fixation of dislocating sacroiliac joint;

骶髂关节脱位直视复位空心螺钉固定解剖学及临床应用

Measurement of coronary sinus blood flow by visual cannulation in canine heart;

直视插管测定犬心脏冠状静脉窦血流量的方法