Product Introduction Central Venous Catheter OEM/ODM/SKD Parts Complete insertion set containing Catheter, Dilator, Guidewire and Introducer Needle is packed by TYVEK paper, which ensures the safety of the package. hardness and small resistance, which reduce trauma to blood vessel. Raulerson Introducer Syringe and Y-shaped Syringe optional in puncture Designed with one way valve, which can avoid hemorrhage and air embolism. Professional design of The surface of intravenous Puncture Needle, which ensures with flexible perfect combination of texture, suitable needle sharpness and breakthrough.