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US 2004/0106940 A1Published application
Transpedicular intervertebral disk access methods and devices
AssigneeWarsaw Orthopedic, Inc.
InventorsSamuel M. Shaolian, George P. Teitelbaum, Vincent Divino JR., Michael R. Henson
Life of this patent
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Abstract
Methods and devices for treating diseases and conditions that change the spacial relationship between the vertebral bodies and the intervertebral disks, or that cause instability of the vertebral column, or both, and a method and devices that allow the surgeon to access the intervertebral space to restore a more normal three-dimensional configuration of the space, with or without additionally fusing two adjacent vertebrae.
Claims9
A cutting device comprising a blade connected to the distal end of a flexible shaft;
- where the cutting device can be inserted into a material to be cut after accessing the material through a channel comprising a substantially straight proximal section having a long axis and a distal section having a long axis;
- and
- where the long axis of the distal section is curved, or where the long axis of the distal section is substantially straight but varies at least about 10° off of the long axis of the proximal section.
Dependencies are inferred from the claim text.