This life size three part model represents an original cast of a bony female pelvis with ligaments and shows all the details of the following anatomical structures:

• Two hip bones
• the pubic symphysis
• the sacrum and the coccyx
• the fifth lumbar vertebra with intervertebral disc

A midsagital section through the fifth lumbar vertebra, sacrum and coccyx, allow both halves of the pelvis to be disassembled revealing a part of the cauda equina in the vertebral canal. The left half of the fifth lumbar vertebra is removable.

The right half of the model shows the following pelvic ligaments:

• inguinal ligament
• sacrotuberous ligament
• sacrospinous ligament
• anterior sacroiliac ligaments
• iliolumbar ligament
• anterior longitudinal ligament
• interosseous sacroiliac ligament
• posterior sacroiliac ligament
• obturator membrane