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US 2019/0336182 A1Published application
Modular rod reduction tower and related methods
AssigneeCTL Medical Corporation
InventorsSean SUH, Jon Suh
Life of this patent
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Abstract
A bone fixation system includes a bone fastener and a tower including a detachable distal section with a thread formed on an inner surface thereof, the tower having at least one flexible section and at least one rigid section to accommodate and/or mitigate tower interference and/or collision. The distal section can be detached from the tower to function as a head locking unit of the bone fixation assembly, with the detached distal section capable of accommodating set screws, fixation rods and/or other spinal hardware.
Claims12
A bone fixation system, comprising:
- a bone fastener having a shank;
- a tower having at least one flexible section and at least one rigid section, the tower having a central opening extending longitudinally therethrough,
- the tower comprising a first detachable portion section at a first end thereof, the first detachable portion having a distal opening sized to accommodate the shank of the bone fastener, the first detachable portion having a first threadform formed on an inner surface thereof;
- and
- a set screw having an external set screw thread configured to mate with the first threadform.
2 more elements
A bone fixation system, comprising:
- a bone fastener having an externally threaded shank and a generally spherical head;
- a tower having a tower body with at least one flexible section and at least one rigid section, at least a portion of the tower body including an internal tower thread;
- a connection element attached to the tower body by a frangible linkage, the connection element having a distal opening sized to accommodate the shank of the bone fastener, the connection element further having an internal threadform formed on an inner surface therein;
- and
- a set screw having an external set screw thread configured to mate with the internal threadform of the connection element.
2 more elements
Dependencies are inferred from the claim text.