Clamp for spinal cross connecting device
AssigneeBlackstone Medical, Inc.
InventorMichael Hammer
Life of this patent
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Abstract
A clamp for attaching a cross connecting device to a spinal fixation system comprising an outer body and an inner body. The outer body defines an internally threaded bore and an outer body cavity, and the inner body defines an inner body cavity. The inner body is at least partially disposed within the outer body. A pin is provided for connecting the inner and outer bodies to each other, while allowing for a limited amount of movement therebetween. A set screw suitable for being driven into the internally threaded bore is provided for securing the inner body to the spinal fixation system.
Claims21
A clamp for attaching a cross connecting device to a spinal fixation system, the clamp comprising:
- an outer body that defines an internally threaded bore and an outer body cavity;
- an inner body that is at least partially disposed within the outer body cavity, the inner body defining an inner body cavity;
- a pin for connecting the outer and inner bodies to each other;
- and
- a set screw suitable for being driven into the internally threaded bore for securing the inner body to the spinal fixation system.
A spinal fixation system comprising:
- a spinal fixation device body;
- a rod connected to the spinal fixation device body;
- a cross-connecting device;
- and
- a clamp for connecting the cross-connecting device to the rod, the clamp comprising:
- an outer body that defines an internally threaded bore and an outer body cavity;
- an inner body that is at least partially disposed within the outer body cavity, the inner body defining an inner body cavity configured to receive at least a portion of the spinal fixation device body;
- a pin for connecting the outer and inner bodies to each other;
- and
- a set screw suitable for being driven into the internally threaded bore for securing the inner body to the rod.
Dependencies are inferred from the claim text.