I sifted through posts since 2004, using “revision surgery” as a search term. Unfortunately, there were many posts. These are the most relevant, though there are others.
And a good overview, published some some ago by these docs:
Total Disc Replacement Complications and Strategies for Revision: Complications of Total Disc Arthroplasty
Susan Bailey MD Vascular Surgeon
James Zucherman Orthopedic Spine Surgeon