Objective:To evaluate the usefulness and the safety of applying irrigated-tip catheters in treating patients with right accessory pathways(AP)resistant to conventional catheter abalation.

结论：冷盐水灌注导管对难治性右侧旁路是一种安全有效治疗方法。

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By adding a guide wire to the tip of a standard IV catheter, Amir Belson invented an IV that won't poke vein walls by accident, a problem that can cost hospitals thousands of dollars a week.

由阿米尔·贝尔森发明的在顶端加一根引导管的四号型导尿管，可以避免因不小心而戳穿管壁。而这种事故会使医院每周花费上万美元。

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A special catheter with a balloon in the tip is used to create or enlarge an opening in the atrial septum (wall between the left and right atria).

用一根顶端带有气囊的特殊的导管在房间隔(左心房和右心房之间的壁)上造一个口。

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Its device uses a high-speed jet at the tip of a catheter to wash out a clot and then vacuum it out.

FORBES: OmniSonics' Clot Buster

It's a catheter with a rotor blade at its tip that chops away at the gunk on the artery walls and then sucks it up.

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