>>There is nothing to heal. I would need to regrow two complete disks in my lower back. <<
There’s an outfit up here that claims to regrow cartilage using your own stem cells.
QC Kinetix: https://qckinetix.com
A friend’s brother had that done with success. Now his rotator cuff surgery was a different story.
If I remember correctly, they put cadaver disks in then injected stem cells they had cultured.