This chapter occupies a central role within this book, as it demonstrates the types of training models that are the link between the laboratory training and practical activity in the operating room. Therefore, this chapter details the types of training models and the way to use them in the lab, exemplifying, the models such as the human placenta, human brain, 3D printing, chicken egg and wing, rodents, human heads, and the step by step to prepare and the scenarios to use as a training.