Patent ID: 8585706
Filing Date: 2013-11-19
Classification: A61B

Abstract:
1. An instrument for locating the cutting plane on the head of a long bone in a surgical procedure wherein the head of the bone is replaced with a joint prosthesis component, the long bone having an axis, comprising: an axial reference shaft arranged parallel to the axis of the long bone; a cutting guide movable relative to the axial reference shaft in a direction parallel to the axis of the long bone, the cutting guide comprising a reference block configured to be located against the lateral edge of the bone, and at least one arm shaped so that, when the reference block is positioned against the lateral edge of the bone, the at least one arm extends from the cutting guide over the face of the head and contacts the head; and wherein the at least one arm has a distal end, and the distal end contacts a medial edge of the bone when the reference block is positioned against the lateral edge of the bone.