Lumbar in a sentence as an adjective

Back in the states, I remember seeing lumbar support cushions.

In adults the spinal cord ends at lower level of second lumbar vertebra.

Alternatively get a chair with proper lumbar support.

This creates a hollow tube filled only with cerebrospinal fluid from second lumbar vertebra down to end of spinal column.

The problem is that the most complicated work always fails to advertise itself - I found a liver tumour yesterday while scanning a lumbar spine.

"Problem is, most sedentary people, especially men, do not know and cannot feel the difference between hip flexion and lumbar spinal flexion.

So, with an epidural catheter in lumbar region, only lower limbs and lower abdomen can be anesthetized.

> At any given time, about 10 percent of Americans are completely incapacitated by their lumbar regionsHow can this possibly be true?

Am I the only person who finds everything about them to hideously uncomfortable, from the jabby knife in the back lumbar support to the circulation killing front steel bar that makes it impossible to perch on the edge if you so desire?

Lumbar definitions

adjective

of or relating to or near the part of the back between the ribs and the hipbones; "lumbar vertebrae"