Patient Selectable Knee Joint Arthroplasty Devices

摘要

Disclosed herein are methods and devices for repairing articular surfaces in a knee joint. The articular surface repairs are customizable or highly selectable for each patient and geared toward providing optimal fit and function. Kits are also provided to enable customized repairs to be performed.

主权项

1. A patient-specific prosthetic device for a femur of a knee joint of a patient comprising:
(a) a femoral condyle portion having (i) a superior surface configured to substantially conform to and abut one or more flat bone portions of a cut femoral condyle of the knee joint of the patient, and (ii) an articular surface configured as an articulating surface of a condyle; and (b) a trochlear groove portion having a bone abutting surface configured and sized such that at least a portion of the bone abutting surface abuts at least a portion of an anterior cut of the femur when the superior surface of the femoral condyle portion is positioned to abut the one or more flat bone portions of the cut femoral condyle and wherein a margin of the femoral condyle portion has a shape including information of at least a portion of the shape of the femoral condyle of the knee joint of the patient.