Patent ID: 7959638
Filing Date: 2011-06-14
Classification: A61B,A61F

Abstract:
1. A method comprising: inserting an insertion device percutaneously into a vertebral body having an interior volume occupied, at least in part, by cancellous bone; inserting a cavity-forming device comprising an expandable body through the insertion device wholly into an area of cancellous bone in the vertebral body; conveying an inflation medium into the expandable body, via a catheter having only a single lumen, to expand the expandable body and displace cancellous bone and create a cavity occupied at least in part by the expandable body and the inflation medium wholly within the vertebral body; removing the inflation medium from the expandable body; leaving the expandable body within the cavity wholly within the vertebral body; and further comprising after removing the inflation medium from the expandable body re-conveying another inflation medium into the expandable body.