RecruitingDevice studyMultiCenter IDE Study of the PEEK-OPTIMA™ Femoral Component vs a CoCr Alloy TKA Femoral Component of Similar DesignThe purpose of this investigational device exemption (IDE) study is to monitor the performance (safety and efficacy) of the Maxx Orthopedics, Freedom Total Knee® System, with a femoral component of similar design, manufactured from polyether-ether-ketone (PEEK).