55
Participants
Start Date
April 30, 2006
Primary Completion Date
April 30, 2006
Study Completion Date
November 30, 2009
PEEK interspinous spacer
To study the Adjacent Segment Degeneration incidence in the supradjacent segment following short lumbar fusion between PEEK and Silicon Interspinous spacers.
St. Andrew's General Hospital, Patras, Greece
OTHER
University Hospital of Patras
OTHER