Review of simulation model for education of point-of-care ultrasound using easy-to-make tools

Figure 1 General method to produce the simulator. The surrounding material and specific simulator are used in a container box. A: The surrounding material or wax is used to form a base in a container box prior to the specific simulator insertion; B: When the base material solidifies, the specific simulator is glued with an adhesive; C: The process of inserting the surrounding material; D and E: The surrounding material can be inserted at once or may be split into two depending on the purpose of the project. At this time, air bubble is removed using a spoon.