PVC Occipital and Spinal Cervical Anatomy Vertebrae Carotid Artery Tibia Model Teaching Training Aid EducationProduct Item: Occipital and Spinal Cervical Anatomy Vertebrae Carotid Artery Tibia Model Material: PVC Color: Picture Color Size(approximatively): 11x16x22cm Feature: 1. This model is a cervical, occipital and bone marrow puncture model with vertebral artery and spinal nerve. 2. Each spine and intervertebral disc is self contained, detachably assembled and placed on the base. 3. It is ideal for teaching and studying by doctors or other medical