The conus medullaris (Latin for “medullary cone”) or conus terminalis is the tapered, lower end of the spinal cord. It occurs near lumbar vertebral levels 1 (L1) and 2 (L2), occasionally lower. … The filum terminale provides a connection between the conus medullaris and the coccyx which stabilizes the entire spinal cord.

What is the conus of the spine?

Conus medullaris – The cone-shaped bottom of the spinal cord, usually at the level of L1. Disc (Intervertebral) – A tough, elastic cushion located between the vertebrae in the spinal column; acts as a shock absorber for the vertebrae.

What level is conus?

The conus medullaris is the terminal end of the spinal cord, which typically occurs at the L1 vertebral level in the average adult.