Customized patient-specific bone cutting blocks

摘要

A number of orthopaedic surgical instruments are disclosed. A method, apparatus, and system for fabricating such instruments are also disclosed.

主权项

1. A customized patient-specific femoral cutting block, comprising: a body having (i) a bone-facing surface that has a customized patient-specific negative contour configured to receive a portion of an anterior side of a patient's femur that has a corresponding positive contour; (ii) an outer surface opposite the bone-facing surface, the outer surface having a recessed area sized to receive an end of a surgeon's finger, the recessed area corresponding to a location on the body at which pressure is to be applied to couple the customized patient-specific femoral cutting block to the patient's femur, and at least one tab extending posteriorly from the body, the at least one tab having a bone-facing surface having a customized patient-specific negative contour configured to receive a portion of the distal side of the patient's femur that has a corresponding positive contour; and (iii) a cutting guide coupled to the body, wherein: the cutting guide has a cutting slot defined therein, and the cutting guide is formed from a material different from the body and being positioned to allow a surgeon to perform a distal cut on the patient's femur using the cutting slot, wherein the cutting guide is formed from a metallic material and is overmolded to the body of the customized patient-specific femoral cutting block.