Patient-specific trackable cutting guides
AssigneeThe Johns Hopkins University
InventorsGerald GRANT, Peter LIACOURAS, Chad GORDON, Ryan MURPHY, Mehran ARMAND
Life of this patent
Estimating the term…
Abstract
A surgical guide assembly having an attachment device configured to be coupled to a bone. A cut location indicator is coupled to the attachment device. The cut location indicator identifies a location where the bone is to be cut. An arm is coupled to the attachment device, the cut location indicator, or both. A support structure is coupled to the arm. The support structure is configured to have a trackable feature coupled thereto.
Claims20
A surgical guide assembly, comprising:
- an attachment device configured to be coupled to a bone;
- a cut location indicator coupled to the attachment device, wherein the cut location indicator identifies a location where the bone is to be cut;
- an arm coupled to the attachment device, the cut location indicator, or both;
- and
- a support structure configured to be coupled to the arm, wherein the support structure is configured to have a trackable feature coupled thereto.
A surgical guide assembly, comprising:
- an attachment device having an opening formed therethrough;
- a screw configured to be inserted through the opening and at least partially into a bone to couple the attachment device to the bone;
- a cut location indicator coupled to the attachment device, wherein the cut location indicator comprises a recess or a slot that is aligned with a location where the bone is to be cut;
- an arm coupled to the attachment device, the cut location indicator, or both;
- a support structure coupled to the arm;
- and
- a trackable feature coupled to the support structure.
A method for using a guide assembly in a surgical operation, comprising:
- coupling the guide assembly to a first bone, wherein the guide assembly comprises:
- an attachment device configured to be coupled to first bone;
- a cut location indicator coupled to the attachment device, wherein the cut location indicator comprises a recess or a slot;
- an arm coupled to the attachment device, the cut location indicator, or both;
- a support structure coupled to the arm;
- and
- a trackable feature coupled to the support structure;
- cutting the first bone at a location proximate to the cut location indicator;
- and
- removing a portion of the first bone after the cutting of the first bone.
Dependencies are inferred from the claim text.