Dynamic stabilization may sound like an oxymoron, but the concept is driving compound annual growth of more than 50% over the next decade in a new segment of the spine industry. The US market for spinal motion preserving and nonfusion products was worth approximately $186 million in 2004, and is projected to reach more than $1.5 billion in the year 2009, according to "US Markets for Spinal Motion Preserving Devices," a report just published by Windhover/Medtech Insight.