Orthopaedic knee prosthesis having controlled condylar curvature

US8795380B2 · kind B2 · utility

Assignee

• DEPUY IRELAND UNLIMITED COMPANY · IE

Inventors

• Mark A. Heldreth · Mentone, US
• Daniel D. Auger · Warsaw, US
• Joseph G. Wyss · Fort Wayne, US
• Daniel W. Rumple · Warsaw, US
• Christel M. Wagner · Plymouth, US
• Dimitri Sokolov · Palo Alto, US
• Jordan S. Lee · Warsaw, US
• John L. Williams · Fort Wayne, US
• Said T. Gomaa · Fort Wayne, US
• John M. Armacost · Warsaw, US

Key dates

• Filing date: Jul 2, 2012
• Grant date: Aug 5, 2014
• Expiry date: Jul 2, 2032

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61F2002/30245
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

An orthopaedic knee prosthesis includes a femoral component having a condyle surface. The condyle surface is defined by one or more radii of curvatures, which are controlled to reduce or delay the onset of anterior translation of the femoral component relative to a tibial bearing.