1. Replica of an adult felmae lower torso, which consists of abdominal cavity and pelvic cavity, with accurate anatmical structures and ribs can be palpated;
2. Adjust the abdomen by aeration to simulate the belly in varying pregnant period, and perform leopold’s maneuver training and assessment.

3. Ascertain the fetal position by vaginal examination or anal examination.

4. Supports external pelvimetry.