Training arm for intravenous injection

Model that gives physicians and assistants the opportunity to practice intravenous injection.
The skin is made of soft synthetic material and is interchangeable.
It has an injection site at the elbow which represents the median cubital vein (median cubital vein) through a tube. The vein is visible under the skin and also can be felt easily.
The tension of the skin and the characteristics of the occluded vein mimicking a very real way. The model is mainly characterized by the ability to compress the vein and vein to simulate movement through the application of lubricant.
All individual components are available separately.