Artificial intervertebral disc implant

US8435301B2 · kind B2 · utility

Assignee

• DePuy Synthes Products, Inc. · US

Inventors

• David Gerber · Exton, US
• Justin Coppes · Raynham, US
• Christopher Angelucci · Schwenksville, US
• David C. Paul · Phoenixville, US
• Pascal Stihl · West Chester, US
• Michael L. Boyer, II · Paoli, US

Key dates

• Filing date: Sep 16, 2011
• Grant date: May 7, 2013
• Expiry date: Sep 16, 2031

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61F2310/0088
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

An intervertebral disc for placement between adjacent vertebrae comprising: an anterior side; a posterior side; a first lateral side; a second lateral side; an upper endplate having an inner surface and an outer surface, wherein the outer surface of the upper endplate is adapted for contacting a first vertebra; a lower endplate having an inner surface and an outer surface, wherein the outer surface of the lower endplate is adapted for contacting a second vertebra; and an elastic membrane extending from the inner surface of the upper endplate to the inner surface of the lower endplate and defining an inner volume that is at least partially filled with a fluid, wherein the elastic membrane is affixed to the inner surface of the upper endplate and to the inner surface of the lower endplate.