Problem: Stem cell treatments have issues. Stem cell treatments are plagued by lack of efficacy and zero clinical outcomes data. Then there is the large placebo effect. The FDA is ambiguous about stem cell treatments.
Noted safety concerns in the literature are:
administration site reactions,
the ability of cells to move from placement sites and change into inappropriate cell types or multiply,
failure of cells to work as expected, and
the growth of tumors.
Sometimes a promising technology, like stem cells, needs a partner technology.
Some of the greatest new technologies in orthopedi...