Illustration: 1. Universal adjustment handle: By adjusting the large and small universal joints, the position of the imitation head mold and the shoulder body can be adjusted at will.
2. Shoulder support rod: made of stainless steel, green and environmentally friendly, simulating a normal human body.
3. FE articulator: made of aluminum alloy, which can open and close the mouth, reach forward, and move laterally to simulate mandibular movement.