Rev,
Nucore type procedure is 100+ times more desirable for patients but something seems to be holding back the development and introduction of minimal biological spine treatments. Could it be the threat to multi billion dollar fusion and ADR industries?
The images of regeneration you wont see with ADR or fusion.
CiteULike: An injectable nucleus replacement as an adjunct to microdiscectomy: 2 year follow-up in a pilot clinical study.