Illustration showing spinal canal stenosis lumbar vertebra with PVC Human Two Lumbar Lesions Intervertebral Disc Skeleton Spine Model Medical Teaching Training Aid Education Buy Shu Risiko Body Model Human Pelvic Anatomical Model Small Anatomy Buy US COKEI Human Intervertebral Disc Herniation Model, 1:1.5 Sciatica Medical Diagram. Anatomical Scheme with Human Spine, Nerves Human Cervical Spine Model Bone Model Medical Science 1.5x Human. Product Item: Human Two Lumbar Lesions Intervertebral Disc Skeleton Spine Model Medical Teaching Material: PVC Color: Picture Color Size(approximatively): 8x7x9cm Feature: 1. This one to one two segment lumbar model has two bing changing discs on the base for easy communication between doctors and patients 2. Made of imported environmentally friendly PVC. Made of durable PVC material, lightweight with highly detailed and realistic anatomical accuracy Multi color zoning clearly displays organ structures for intuitive understanding Detachable and assemblable design supports interactive learning experiences Suitable for various applications including medical education, clinical demonstration, and health science popularization Includes display base for practical presentation and storage