... 释义脾穿刺套管 spleen puncture cannula 脾穿刺套管 spleen puncture cannula 穿刺套管针 puncture trocar ...
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方法：鼻窦镜穿刺套管针分别从下鼻道、尖牙窝穿刺，在鼻内窥镜直视下切除上颌窦病变；
Methods To puncture from inferior nasal meatus and canine fossa with a nasal endoscopic needle, then, to cut away the pathological tissue of maxillary sinus under the endoscopic observation.
方法（1）改良注入穿刺（EV）针与经皮肝穿刺胆道置管引流（PTCD）套管针在纯水和抗凝猪血中引流速度的比较。
Methods (1)To compare the drainage speed of the improved EV needle and percutaneous transhepatic catheterizde drainage(PTCD) case needle in water and anti coagulation pigs blood.
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