The specification of the catheter base identified by the colors is easy to distinguish and use;

Translucent and transparent design of catheter and needle hub ,is easy to observe blood return；

The catheter contains three developing lines, which can be developed under X-ray

The catheter is smooth, elastic and flexible, reducing the possibility of bending the catheter during the retention period, ensuring the normal and stable infusion, and prolonging the retention time. 

The built- in blood air filtration membrane can avoid direct contact between blood and air and prevent blood pollution；

Wing Type IV. Catheter: wings are designed on both sides of the catheter hub for easier operation and fixation.

Model specifications: see the table below.