Endoscopic 2-level transforaminal lumbar interbody fusion with cancellous DBM allograft: A less invasive alternative to MIS

- An ultra-mini approach to spinal decompression and fusion is presented.
- A compressible allograft & expandable cage are key to procedure's success.
- Case study reports 100% pain reduction & solid arthrodesis at two levels.
- Novel procedure shows promise in appropriately selected patients.