Features:

■ Imitation of a life-size infant, lying on the side on a hardboard bed, head bent toward the chest, knees bent toward the abdomen, hands clasped at the knees, waist and back ulnarly arched backward, also simulates sitting position.

■ Accurate bony landmarks: the spinous processes interspace, the posterior superior iliac spine is obvious.

■ Puncture site: 3-4 lumbar interspace.

■ Realistic hand feeling, strong sense of needle breakthrough, puncture correctly with simulated cerebrospinal fluid outflow.

■ Equipped with spare spinal canal and puncture needle.