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US 2010/0063553 A1Published application
Bone fixation method
AssigneeX-spine Systems, Inc.
InventorDavid Warnick
Life of this patent
Estimating the term…
Abstract
A tulip assembly configured to be coupled to a head of a bone fixation device includes at least one inner member configured to fix the tulip assembly to the head of a bone fixation device, and an outer member including at least one engagement surface configured to selectively fix a rod in the tulip assembly via rotation of the outer member.
Claims8
1-35. (canceled)
A method of fixing a tulip assembly to a pedicle screw comprising:
- inserting said pedicle screw into a bone, said pedicle screw including a head portion;
- expanding a first inner member over and head portion of said pedicle screw after said pedicle screw is inserted into a bone;
- fixing an angle of said tulip assembly relative to said pedicle screw using said first inner member and a second inner member;
- and
- positionally locking a rod in said tulip assembly after said angle is fixed.
2 more elements
A method of fixing a tulip assembly to a pedicle screw comprising:
- inserting said pedicle screw into a bone, said pedicle screw including a head portion;
- expanding a first inner member over and head portion of said pedicle screw after said pedicle screw is inserted into a bone;
- fixing an angle of said tulip assembly relative to said pedicle screw using said first inner member and a second inner member;
- inserting a rod into said tulip assembly;
- and
- positionally locking said rod in said tulip assembly after said angle is fixed by rotating an outer member of said tulip assembly including at least one rod engagement surface.
3 more elements
Dependencies are inferred from the claim text.