Main features:
▇ It simulates the distribution of veins in the arm, elbow area and back of the hand of a 4-year-old child, and can perform intravenous injection, infusion (blood), blood draw and other puncture exercises.
▇ There is an obvious sense of miss when the needle is inserted, and there is obvious blood return from correct puncture.
▇ The same part of the vein and the skin can withstand hundreds of repeated punctures without leakage.