1) Making it possible to input fast a lot of fluids and blood products, to ensure blood pressure balance in the accidental trauma of blood circulation system;
2) Making the establishment of deep venous channels damage to a minimum, making operation medical risk to a minimum;
3) Retention time is about four weeks, making it convenient for doctors to treat, reducing the labor intensity of the nurse, reducing the patient's pain, at the meantime, for inputing medical fluids, blood products, nutrients, drugs and monitoring hemodynamic and maintaining emergency channel, indwelling channel provides a reliable way.
4) Tube: wall is thin, with very small impact on blood flow; lumen distributed uniformly to maintain flow rate patency. Catheter tube body marked with a scale, it`s convenient to know the depth of placement.
5) Catheter: Material medical grade polyurethane (PU), when meet heat the catheter will becomes very soft, reducing patient vascular endothelial…