比较三组患者静脉留置针留置时间、置管不良反应发生率、患者满意度及肢体活动影响。
The effects on retention time, the rates of catheterization related complications, the patients ′ satisfaction and the influence on physical activity were compared.
目的评价脐静脉置管术（UVC）和周围静脉留置针（PIV）在危重新生儿静脉输液中的临床效果。
Objectives to investigate the effectiveness and safety of umbilical vein catheters (UVC)and peripheral intravenous catheters(PIV) in neonates.
结论在NSCLC化疗静脉通路中，PIC C置管并发症发生明显少于CVC置管通路和普通留置针，利于保护血管，但其远期的安全性有待研究。
Conclusion in NSCLC chemotherapy, there are fewer complications in PICC than those in CVC and common counterpart, which can protect vascular, but its long-term safety is deserved to explore.
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.
梳理针布由两部分构成，一部分是组合盖板(长方形)，在盖板上置有细细的梳针。
Wire CARDS contain two layers of card clothing consisting of wire flats (in the shape of rectangular) in which fine wire pins are anchored.
方法：对36例重度脑室出血患者通YL-1型血肿粉碎针进行双侧脑室额角置管外引流及尿激酶灌注冲洗引流和终池脑脊液置管引流治疗。
Methods 36 patients with severe ventricular hemorrhage were perfused uroKinase though YL-1 in bilateral ventricles to brain, and liquor cerebrospinalis was drainaged in terminal cistern.
自锁型气弹簧是一种可以在行程任一位置锁定的气弹簧。 在自锁型气弹簧的活塞杆端部有一个针阀打开这个针阀，则自锁型气弹簧可以象自由型气弹簧那样运行；
The piston rod self-locking type gas spring end there is a needle valve open the needle valve is self-locking type gas spring can run as the free type gas spring;
但我想确定一下这款表是否是高精度全钢抛光表扣处理，高硬度蓝宝石水晶防眩表面，三针走时是否精准是否有3点位置日历显示功能。
I want be sure that if they had high precision steel polishing clasp processing and had high hardness sapphire crystal surface the glar.
使用时无需进行光纤导光针与置留针针芯的互换，可避免因操作不熟练造成的血液外流。
The interchange of the optical fiber guide light needle and the needle core of a retainable needle are not needed when in use, and the blood efflux because of inexperienced operation can be avoided.
使用时无需进行光纤导光针与置留针针芯的互换，可避免因操作不熟练造成的血液外流。
The interchange of the optical fiber guide light needle and the needle core of a retainable needle are not needed when in use, and the blood efflux because of inexperienced operation can be avoided.
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