Knee arthroplasty prosthesis

US9072605B2 · kind B2 · utility

Assignee

• Zimmer, Inc. · US

Inventors

• Thomas M. Coon · Redding, US
• Alfred Tria · Princeton, US
• Donald M. Smucker · Perrysburg, US
• Richard R. Van Zile · Bryan, US

Key dates

• Filing date: Dec 6, 2011
• Grant date: Jul 7, 2015
• Expiry date: Dec 6, 2031

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61F2250/0084
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

A knee arthroplasty prosthesis includes a femoral component having multiple pieces with engagement means provided for engaging various pieces of the femoral component to one another following their insertion in the incised area of the femur. A tibial component includes multiple pieces designed for assembly following positioning in the incision. The tibial component includes a Morse taper cavity on one piece of the tibial component and a Morse taper extension on another member of the component for receipt therein.