Central venous catheter:Movable clamp allows anchorage at puncture site regardless of depth of catheter, which minimizes trauma and irritation to the puncturing site. Depth marking assists in accurate placement of central venous catheter from the right or left subclavian or jugular vein. Soft tip reduces trauma to vessel, minimizing vessel erosion, hemothorax and cardiac tamponade. Single, double, triple and quad lumen is available for choice.Radiopacity faciliates confirmation of catheter placement. The multi-lumen version's tips are more radiopaque,which makes it easy to confrm the placement of fluoroscopic tip.Vessel dilator ensures"super soft"catheters to be easily placed percutaneously.