Patent ID: 8277454
Filing Date: 2012-10-02
Classification: A61B,A61F

Abstract:
1. A system for navigation-assisted shoulder operations in which the humeral component is partially replaced with a prosthesis, comprising: a first tracking unit configured to be fastened to a section of a bone that is to be removed during the operation; a detection unit configured to detect landmarks on the bone; a tracking unit fastening device comprising an elongated member, the tracking unit fastening device configured to be fastened to another section of the same bone; a cutting guide slidably arranged on the elongated member, wherein the cutting guide is alignable in a desired orientation with respect to the tracking unit fastening device; a second tracking unit detachably fastened to the elongated member; a camera unit which detects the first and second tracking unit, in order to determine respective locations of the first and second tracking unit; and a computational unit which is connected to the camera unit and is configured to: