A  three-level Artificial Disc Replacement patient in the last week on November 2025 played the piano without pain or numbness in this concert. The concert was beautifully done three weeks after surgery  and be viewed here --> https://drive.google.com/file/d/1ipiIQX0z9N9UE6bHAPFeKAPzhMdbddM6/view?usp=drivesdk