1 With safe wings for the convenience of fixation;
2 With large ID and high flow;
3 With protection sheath on the tube.

1) Delicately -designed needle-point with feature of sharpness, smooth puncture, less damage to   the issue, less painful feeling to the patient;

2) Size distingushed by th wing's color for the clear recognition;

3) Soft pulling after the infusion so that the needle can be pulled into the protective sheath so as to prevent the medical care persons hurt by the used needle.