Patent ID: 8083746
Filing Date: 2011-12-27
Classification: A61B

Abstract:
1. A method for performing an open wedge osteotomy in a tibia comprising: providing a system for performing the open wedge osteotomy in the tibia, the system comprising: aligning the positioning guide with a joint line of the tibia using the alignment component; fixing the positioning guide to the tibia using a fixation component; attaching the guide attachment component of the cutting guide to the positioning guide to position an angled cutting slot in a predetermined orientation with the joint line of the tibia; moving a cutting blade through the angled cutting slot of the cutting guide to form the cut in the tibia; attaching the mechanical jack to the positioning guide; positioning the first ends of the pair of plates of the mechanical jack in the cut, the pair of plates having their second ends in the first position with the second ends of the pair of plates being substantially adjacent; actuating the mechanical jack to move the second ends of the pair of plates from the first position to the second position with the second ends of the pair of plates apart from one another to distract the tibia at the cut and provide the open wedge osteotomy in the tibia; and inserting the implant into the tibia to support the open wedge osteotomy in the tibia.