Which is the best solution for disc replacement, in case the disc is to damaged and needs to be removed?

They dont replace it: Get a second opinion from an osteopathic doctor, who can do a musculoskeletal exam of your spine, neck, hips, extremities to get recommendations regarding your specific case. Bring your report and films with you. Nothing beats an in office exam to see what your restrictions currently are.

Depends: there are multiple ways of dealing with the symptoms of disc failure and wear. Anterior disc removal with fusion or artificial disc are both widely used, and it depends on the details of each patient as what is the best solution. consult an expert in both for a thorough understanding of which solution is most appropriate to your circumstance.