Model for Course of Delivery (0064) The model basing on the mechanism of normal labor, shows the cardinal movements of engagement: descent-flection-internal rotation of the head-extension-retitution-external rotation of the head-internal rotation of the shoulders at accouchement. Suitable for teaching the mechanism of normal labor in medical colleges and nursing schools. Available in Packing: 64x46x42 cm, 1 pc/carton, 10 kgs. Qty :