Patent ID: 8585708
Filing Date: 2013-11-19
Classification: A61B,A61F,B33Y

Abstract:
1. A patient-specific instrument system for surgery of a joint of a patient, the system comprising: a patient-specific surface for engaging a substantially uncut joint surface, the surface conforming to and being substantially a negative of a corresponding portion of the uncut joint surface; and a guide for directing a surgical instrument, wherein the guide has a predefined position relative to the patient-specific surface and is fixed at a predefined orientation from at least one of an anatomical axis and a biomechanical axis associated with said joint, wherein the guide defines a cutting or drilling path through at least a portion of the joint, and a tool configured to define at least one of a predetermined flexion, extension, abduction, adduction, internal rotation and external rotation angle of an orthopedic implant.